id stringlengths 40 40 | instruction stringlengths 68 308 | input stringlengths 17 33.4k | output stringlengths 100 30k |
|---|---|---|---|
a64056bb5a3215bd31c8ce17d609ba0f4d5c55ea | Analyze and fix the following issue in the Linux kernel code: drm/tests/drm_buddy: add alloc_contiguous test | Problem Details:
Sanity check DRM_BUDDY_CONTIGUOUS_ALLOCATION.
v2: Fix checkpatch warnings.
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Link: https://patchwork.fre... | ```diff
diff --git a/drivers/gpu/drm/tests/drm_buddy_test.c b/drivers/gpu/drm/tests/drm_buddy_test.c
index ea2af6bd9abe..fee6bec757d1 100644
--- a/drivers/gpu/drm/tests/drm_buddy_test.c
+++ b/drivers/gpu/drm/tests/drm_buddy_test.c
@@ -8,6 +8,7 @@
#include <linux/prime_numbers.h>
#include <linux/sched/signal.h>
+#in... |
8746c6c9dfa31d269c65dd52ab42fde0720b7d91 | Analyze and fix the following issue in the Linux kernel code: drm/buddy: Fix alloc_range() error handling code | Problem Details:
Few users have observed display corruption when they boot
the machine to KDE Plasma or playing games. We have root
caused the problem that whenever alloc_range() couldn't
find the required memory blocks the function was returning
SUCCESS in some of the corner cases.
The right approach would be if the ... | ```diff
diff --git a/drivers/gpu/drm/drm_buddy.c b/drivers/gpu/drm/drm_buddy.c
index f57e6d74fb0e..c1a99bf4dffd 100644
--- a/drivers/gpu/drm/drm_buddy.c
+++ b/drivers/gpu/drm/drm_buddy.c
@@ -539,6 +539,12 @@ static int __alloc_range(struct drm_buddy *mm,
} while (1);
list_splice_tail(&allocated, blocks);
+
+ if (... |
98f681b0f84cfc3a1d83287b77697679e0398306 | Analyze and fix the following issue in the Linux kernel code: ASoC: SOF: Add some bounds checking to firmware data | Problem Details:
Smatch complains about "head->full_size - head->header_size" can
underflow. To some extent, we're always going to have to trust the
firmware a bit. However, it's easy enough to add a check for negatives,
and let's add a upper bounds check as well.
Fixes: d2458baa799f ("ASoC: SOF: ipc3-loader: Implem... | ```diff
diff --git a/sound/soc/sof/ipc3-loader.c b/sound/soc/sof/ipc3-loader.c
index 28218766d211..6e3ef0672110 100644
--- a/sound/soc/sof/ipc3-loader.c
+++ b/sound/soc/sof/ipc3-loader.c
@@ -148,6 +148,8 @@ static size_t sof_ipc3_fw_parse_ext_man(struct snd_sof_dev *sdev)
head = (struct sof_ext_man_header *)fw->dat... |
c5aebb53b32460bc52680dd4e2a2f6b84d5ea521 | Analyze and fix the following issue in the Linux kernel code: powerpc: Force inlining of arch_vmap_p{u/m}d_supported() | Problem Details:
arch_vmap_pud_supported() and arch_vmap_pmd_supported() are
expected to constant-fold to false when RADIX is not enabled.
Force inlining in order to avoid following failure which
leads to unexpected call of non-existing pud_set_huge() and
pmd_set_huge() on powerpc 8xx.
In function 'pud_huge_tests',
... | ```diff
diff --git a/arch/powerpc/include/asm/vmalloc.h b/arch/powerpc/include/asm/vmalloc.h
index 4c69ece52a31..59ed89890c90 100644
--- a/arch/powerpc/include/asm/vmalloc.h
+++ b/arch/powerpc/include/asm/vmalloc.h
@@ -7,14 +7,14 @@
#ifdef CONFIG_HAVE_ARCH_HUGE_VMAP
#define arch_vmap_pud_supported arch_vmap_pud_sup... |
777f81f0a9c780a6443bcf2c7785f0cc2e87c1ef | Analyze and fix the following issue in the Linux kernel code: powerpc/smp: Increase nr_cpu_ids to include the boot CPU | Problem Details:
If nr_cpu_ids is too low to include the boot CPU adjust nr_cpu_ids
upward. Otherwise the kernel will BUG when trying to allocate a paca
for the boot CPU and fail to boot.
Cc: stable@vger.kernel.org
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20231229120107.2281153-2-m... | ```diff
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 58e80076bed5..77364729a1b6 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -381,6 +381,12 @@ static int __init early_init_dt_scan_cpus(unsigned long node,
nr_cpu_ids);
}
+ if (boot_cpuid >= nr_cpu_ids)... |
0846dd77c8349ec92ca0079c9c71d130f34cb192 | Analyze and fix the following issue in the Linux kernel code: powerpc/iommu: Fix the missing iommu_group_put() during platform domain attach | Problem Details:
The function spapr_tce_platform_iommu_attach_dev() is missing to call
iommu_group_put() when the domain is already set. This refcount leak
shows up with BUG_ON() during DLPAR remove operation as:
KernelBug: Kernel bug in state 'None': kernel BUG at arch/powerpc/platforms/pseries/iommu.c:100!
Oops:... | ```diff
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index ebe259bdd462..df17b33b89d1 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -1290,8 +1290,10 @@ spapr_tce_platform_iommu_attach_dev(struct iommu_domain *platform_domain,
int ret = -EINVAL;
/* At first... |
2aa0a5e65eae27dbd96faca92c84ecbf6f492d42 | Analyze and fix the following issue in the Linux kernel code: can: netlink: Fix TDCO calculation using the old data bittiming | Problem Details:
The TDCO calculation was done using the currently applied data bittiming,
instead of the newly computed data bittiming, which means that the TDCO
had an invalid value unless setting the same data bittiming twice.
Fixes: d99755f71a80 ("can: netlink: add interface for CAN-FD Transmitter Delay Compensati... | ```diff
diff --git a/drivers/net/can/dev/netlink.c b/drivers/net/can/dev/netlink.c
index 036d85ef07f5..dfdc039d92a6 100644
--- a/drivers/net/can/dev/netlink.c
+++ b/drivers/net/can/dev/netlink.c
@@ -346,7 +346,7 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[],
/* Neither of TDC parameters n... |
efe7cf828039aedb297c1f9920b638fffee6aabc | Analyze and fix the following issue in the Linux kernel code: can: j1939: Fix UAF in j1939_sk_match_filter during setsockopt(SO_J1939_FILTER) | Problem Details:
Lock jsk->sk to prevent UAF when setsockopt(..., SO_J1939_FILTER, ...)
modifies jsk->filters while receiving packets.
Following trace was seen on affected system:
==================================================================
BUG: KASAN: slab-use-after-free in j1939_sk_recv_match_one+0x1af/0x2d0... | ```diff
diff --git a/net/can/j1939/j1939-priv.h b/net/can/j1939/j1939-priv.h
index 74f15592d170..31a93cae5111 100644
--- a/net/can/j1939/j1939-priv.h
+++ b/net/can/j1939/j1939-priv.h
@@ -301,6 +301,7 @@ struct j1939_sock {
int ifindex;
struct j1939_addr addr;
+ spinlock_t filters_lock;
struct j1939_filter *filt... |
6cdedc18ba7b9dacc36466e27e3267d201948c8d | Analyze and fix the following issue in the Linux kernel code: can: j1939: prevent deadlock by changing j1939_socks_lock to rwlock | Problem Details:
The following 3 locks would race against each other, causing the
deadlock situation in the Syzbot bug report:
- j1939_socks_lock
- active_session_list_lock
- sk_session_queue_lock
A reasonable fix is to change j1939_socks_lock to an rwlock, since in
the rare situations where a write lock is required ... | ```diff
diff --git a/net/can/j1939/j1939-priv.h b/net/can/j1939/j1939-priv.h
index 16af1a7f80f6..74f15592d170 100644
--- a/net/can/j1939/j1939-priv.h
+++ b/net/can/j1939/j1939-priv.h
@@ -86,7 +86,7 @@ struct j1939_priv {
unsigned int tp_max_packet_size;
/* lock for j1939_socks list */
- spinlock_t j1939_socks_loc... |
616c4ea9bce426aa6efd6dc333bdd479ce352df0 | Analyze and fix the following issue in the Linux kernel code: s390/vdso: remove unused ENTRY in linker scripts | Problem Details:
When linking vdso64.so.dbg with ld.lld, there is a warning about not
finding _start for the starting address:
ld.lld: warning: cannot find entry symbol _start; not setting start address
Fix this by removing the unused ENTRY in both vdso linker scripts. See
commit e247172854a5 ("powerpc/vdso: Remove... | ```diff
diff --git a/arch/s390/kernel/vdso32/vdso32.lds.S b/arch/s390/kernel/vdso32/vdso32.lds.S
index edf5ff1debe1..65b9513a5a0e 100644
--- a/arch/s390/kernel/vdso32/vdso32.lds.S
+++ b/arch/s390/kernel/vdso32/vdso32.lds.S
@@ -9,7 +9,6 @@
OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390")
OUTPUT_ARCH(s390:31-b... |
9b23fceb4158a3636ce4a2bda28ab03dcfa6a26f | Analyze and fix the following issue in the Linux kernel code: ethernet: cpts: fix function pointer cast warnings | Problem Details:
clang-16 warns about the mismatched prototypes for the devm_* callbacks:
drivers/net/ethernet/ti/cpts.c:691:12: error: cast from 'void (*)(struct clk_hw *)' to 'void (*)(void *)' converts to incompatible function type [-Werror,-Wcast-function-type-strict]
691 | ... | ```diff
diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c
index bcccf43d368b..dbbea9146040 100644
--- a/drivers/net/ethernet/ti/cpts.c
+++ b/drivers/net/ethernet/ti/cpts.c
@@ -638,6 +638,16 @@ static void cpts_calc_mult_shift(struct cpts *cpts)
freq, cpts->cc.mult, cpts->cc.shift, (ns - N... |
3938490e78f443fb0b734a15a50abba020638ff8 | Analyze and fix the following issue in the Linux kernel code: s390/bug: remove entry size from __bug_table section | Problem Details:
Commit e21f8baf8d9a ("s390/bug: add entry size to the __bug_table section")
changed the __EMIT_BUG() inline assembly to emit mergeable __bug_table
entries. This is at least currently not needed, but causes problems with
the upcoming s390 ld.lld support:
ld.lld: error: drivers/nvme/host/fc.o:(__bug_t... | ```diff
diff --git a/arch/s390/include/asm/bug.h b/arch/s390/include/asm/bug.h
index aebe1e22c7be..c500d45fb465 100644
--- a/arch/s390/include/asm/bug.h
+++ b/arch/s390/include/asm/bug.h
@@ -14,7 +14,7 @@
".section .rodata.str,\"aMS\",@progbits,1\n" \
"1: .asciz \""__FILE__"\"\n" \
".previous\n" \
- ".se... |
ba6c26af1ee72f1812cbdac899416e7e1afa1fdb | Analyze and fix the following issue in the Linux kernel code: s390/boot: vmlinux.lds.S: handle DWARF debug sections | Problem Details:
When building with CONFIG_LD_ORPHAN_WARN after selecting
CONFIG_ARCH_HAS_LD_ORPHAN_WARN, there are several series of warnings for
each file in arch/s390/boot due to the boot linker script not handling
the DWARF debug sections:
s390-linux-ld: warning: orphan section `.debug_line' from `arch/s390/boot... | ```diff
diff --git a/arch/s390/boot/vmlinux.lds.S b/arch/s390/boot/vmlinux.lds.S
index ba6520a9541b..722025dec0ee 100644
--- a/arch/s390/boot/vmlinux.lds.S
+++ b/arch/s390/boot/vmlinux.lds.S
@@ -122,6 +122,8 @@ SECTIONS
}
_end = .;
+ DWARF_DEBUG
+
/*
* Sections that should stay zero sized, which is safer to
... |
5d07e432cb387b9f7d4f0e07245705744c7fb05b | Analyze and fix the following issue in the Linux kernel code: bnad: fix work_queue type mismatch | Problem Details:
clang-16 warns about a function pointer cast:
drivers/net/ethernet/brocade/bna/bnad.c:1995:4: error: cast from 'void (*)(struct delayed_work *)' to 'work_func_t' (aka 'void (*)(struct work_struct *)') converts to incompatible function type [-Werror,-Wcast-function-type-strict]
1995 | ... | ```diff
diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c
index 31191b520b58..c32174484a96 100644
--- a/drivers/net/ethernet/brocade/bna/bnad.c
+++ b/drivers/net/ethernet/brocade/bna/bnad.c
@@ -1091,10 +1091,10 @@ bnad_cb_tx_resume(struct bnad *bnad, struct bna_tx *tx)
* F... |
de57a251082211b68e8c01e0e8210a23c022ac57 | Analyze and fix the following issue in the Linux kernel code: eventpoll: Add per-epoll prefer busy poll option | Problem Details:
When using epoll-based busy poll, the prefer_busy_poll option is hardcoded
to false. Users may want to enable prefer_busy_poll to be used in
conjunction with gro_flush_timeout and defer_hard_irqs_count to keep device
IRQs masked.
Other busy poll methods allow enabling or disabling prefer busy poll via... | ```diff
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index ed83ae33dd45..1b8d01af0c2c 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -231,6 +231,7 @@ struct eventpoll {
u32 busy_poll_usecs;
/* busy poll packet budget */
u16 busy_poll_budget;
+ bool prefer_busy_poll;
#endif
#ifdef CONFIG_DEBUG_LOCK_ALLOC
... |
c6aa2a7778d8e3ba7c6f84c8095f0b89f0617830 | Analyze and fix the following issue in the Linux kernel code: eventpoll: Add per-epoll busy poll packet budget | Problem Details:
When using epoll-based busy poll, the packet budget is hardcoded to
BUSY_POLL_BUDGET (8). Users may desire larger busy poll budgets, which
can potentially increase throughput when busy polling under high network
load.
Other busy poll methods allow setting the busy poll budget via
SO_BUSY_POLL_BUDGET, ... | ```diff
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 401f865eced9..ed83ae33dd45 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -229,6 +229,8 @@ struct eventpoll {
unsigned int napi_id;
/* busy poll timeout */
u32 busy_poll_usecs;
+ /* busy poll packet budget */
+ u16 busy_poll_budget;
#endif
#ifdef... |
6cf9ff463317217d95732a6cce6fbdd12508921a | Analyze and fix the following issue in the Linux kernel code: net: smc: fix spurious error message from __sock_release() | Problem Details:
Commit 67f562e3e147 ("net/smc: transfer fasync_list in case of fallback")
leaves the socket's fasync list pointer within a container socket as well.
When the latter is destroyed, '__sock_release()' warns about its non-empty
fasync list, which is a dangling pointer to previously freed fasync list
of an ... | ```diff
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index a2cb30af46cb..0f53a5c6fd9d 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -924,6 +924,7 @@ static int smc_switch_to_fallback(struct smc_sock *smc, int reason_code)
smc->clcsock->file->private_data = smc->clcsock;
smc->clcsock->wq.fasync_list ... |
4276d28e1da689e0cad3e88521c2cddbea42eb6e | Analyze and fix the following issue in the Linux kernel code: iosys-map: fix typo | Problem Details:
Correct a spello/typo in comments.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.fre... | ```diff
diff --git a/include/linux/iosys-map.h b/include/linux/iosys-map.h
index e3649a6563dd..4696abfd311c 100644
--- a/include/linux/iosys-map.h
+++ b/include/linux/iosys-map.h
@@ -34,7 +34,7 @@
* the same driver for allocation, read and write operations.
*
* Open-coding access to :c:type:`struct iosys_map <ios... |
50735922edb6ed5f9fc946106e6c1f034f50f54f | Analyze and fix the following issue in the Linux kernel code: drm: drm_crtc: correct some comments | Problem Details:
Fix some typos and punctuation.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Alex Deucher <alexdeucher@gmail.com>
Cc: David Airlie <airlied@gmail.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: dri-devel@lists.freedesktop.org
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime... | ```diff
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index cb90e70d85e8..a4d25b0e5c91 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -61,13 +61,13 @@
* to one or more &drm_encoder, which are then each connected to one
* &drm_connector.
*
- * To create a CRTC, a... |
6b1ba3f9040be5efc4396d86c9752cdc564730be | Analyze and fix the following issue in the Linux kernel code: mmc: mmci: stm32: fix DMA API overlapping mappings warning | Problem Details:
Turning on CONFIG_DMA_API_DEBUG_SG results in the following warning:
DMA-API: mmci-pl18x 48220000.mmc: cacheline tracking EEXIST,
overlapping mappings aren't supported
WARNING: CPU: 1 PID: 51 at kernel/dma/debug.c:568
add_dma_entry+0x234/0x2f4
Modules linked in:
CPU: 1 PID: 51 Comm: kworker/1:2 Not ta... | ```diff
diff --git a/drivers/mmc/host/mmci_stm32_sdmmc.c b/drivers/mmc/host/mmci_stm32_sdmmc.c
index 35067e1e6cd8..f5da7f9baa52 100644
--- a/drivers/mmc/host/mmci_stm32_sdmmc.c
+++ b/drivers/mmc/host/mmci_stm32_sdmmc.c
@@ -225,6 +225,8 @@ static int sdmmc_idma_start(struct mmci_host *host, unsigned int *datactrl)
str... |
4b085736e44dbbe69b5eea1a8a294f404678a1f4 | Analyze and fix the following issue in the Linux kernel code: ata: libata-core: Do not try to set sleeping devices to standby | Problem Details:
In ata ata_dev_power_set_standby(), check that the target device is not
sleeping. If it is, there is no need to do anything.
Fixes: aa3998dbeb3a ("ata: libata-scsi: Disable scsi device manage_system_start_stop")
Cc: stable@vger.kernel.org
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-b... | ```diff
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 09ed67772fae..d9f80f4f70f5 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2017,6 +2017,10 @@ void ata_dev_power_set_standby(struct ata_device *dev)
struct ata_taskfile tf;
unsigned int err_mask;
+ /* If th... |
858b31133dbec88465bcc0a006f4dc43173662b8 | Analyze and fix the following issue in the Linux kernel code: octeontx2-af: Remove the PF_FUNC validation for NPC transmit rules | Problem Details:
NPC transmit side mcam rules can use the pcifunc (in packet metadata
added by hardware) of transmitting device for mcam lookup similar to
the channel of receiving device at receive side.
The commit 18603683d766 ("octeontx2-af: Remove channel verification
while installing MCAM rules") removed the receiv... | ```diff
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c
index 8cfd74ad991c..e5d6156655ba 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c
@@ -61,28 +61,6 @@ int rvu_npc_get_tx... |
697624ee8ad557ab5417f985d2c804241a7ad30d | Analyze and fix the following issue in the Linux kernel code: pmdomain: imx8mp-blk-ctrl: imx8mp_blk: Add fdcc clock to hdmimix domain | Problem Details:
According to i.MX8MP RM and HDMI ADD, the fdcc clock is part of
hdmi rx verification IP that should not enable for HDMI TX.
But actually if the clock is disabled before HDMI/LCDIF probe,
LCDIF will not get pixel clock from HDMI PHY and print the error
logs:
[CRTC:39:crtc-2] vblank wait timed out
WARNI... | ```diff
diff --git a/drivers/pmdomain/imx/imx8mp-blk-ctrl.c b/drivers/pmdomain/imx/imx8mp-blk-ctrl.c
index e488cf79b800..77e889165eed 100644
--- a/drivers/pmdomain/imx/imx8mp-blk-ctrl.c
+++ b/drivers/pmdomain/imx/imx8mp-blk-ctrl.c
@@ -55,7 +55,7 @@ struct imx8mp_blk_ctrl_domain_data {
const char *gpc_name;
};
-#de... |
d9e473513930836e617f36c066f205a9a0c4450a | Analyze and fix the following issue in the Linux kernel code: pmdomain: imx8mp-blk-ctrl: Error out if domains are missing in DT | Problem Details:
This driver assumes that domain->power_dev is non-NULL in its
suspend/resume path. The assumption is valid, since all the devices that
are being looked up here should be described in DT. In case they are not
described in DT, because the DT is faulty, suspend/resume attempt would
trigger NULL pointer de... | ```diff
diff --git a/drivers/pmdomain/imx/imx8m-blk-ctrl.c b/drivers/pmdomain/imx/imx8m-blk-ctrl.c
index 1341a707f61b..ca942d7929c2 100644
--- a/drivers/pmdomain/imx/imx8m-blk-ctrl.c
+++ b/drivers/pmdomain/imx/imx8m-blk-ctrl.c
@@ -258,11 +258,14 @@ static int imx8m_blk_ctrl_probe(struct platform_device *pdev)
doma... |
5d7f58ee08434a33340f75ac7ac5071eea9673b3 | Analyze and fix the following issue in the Linux kernel code: pmdomain: ti: Add a null pointer check to the omap_prm_domain_init | Problem Details:
devm_kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure. Ensure the allocation was successful
by checking the pointer validity.
Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
Link: https://lore.kernel.org/r/20240118054257.200814-1-chentao@kylinos.cn
Signed-off... | ```diff
diff --git a/drivers/pmdomain/ti/omap_prm.c b/drivers/pmdomain/ti/omap_prm.c
index c2feae3a634c..b8ceb3c2b81c 100644
--- a/drivers/pmdomain/ti/omap_prm.c
+++ b/drivers/pmdomain/ti/omap_prm.c
@@ -695,6 +695,8 @@ static int omap_prm_domain_init(struct device *dev, struct omap_prm *prm)
data = prm->data;
name ... |
2b391c4ca735d0633bcdca5f83939c9791405225 | Analyze and fix the following issue in the Linux kernel code: pmdomain: core: Scale down parent/child performance states in reverse order | Problem Details:
Power domains might have parent domains assigned that are automatically
managed by the PM domain core. In particular, parent domains are
automatically powered on/off and setting performance states on child
domains are propagated to parent domains (e.g. using an OPP table from the
device tree).
Current... | ```diff
diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c
index 18e232b5ed53..8c28d5e50500 100644
--- a/drivers/pmdomain/core.c
+++ b/drivers/pmdomain/core.c
@@ -311,72 +311,102 @@ static int genpd_xlate_performance_state(struct generic_pm_domain *genpd,
}
static int _genpd_set_performance_state(struct... |
eb5c7465c3240151cd42a55c7ace9da0026308a1 | Analyze and fix the following issue in the Linux kernel code: RDMA/srpt: fix function pointer cast warnings | Problem Details:
clang-16 notices that srpt_qp_event() gets called through an incompatible
pointer here:
drivers/infiniband/ulp/srpt/ib_srpt.c:1815:5: error: cast from 'void (*)(struct ib_event *, struct srpt_rdma_ch *)' to 'void (*)(struct ib_event *, void *)' converts to incompatible function type [-Werror,-Wcast-fu... | ```diff
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index d2dce6ce30a9..040234c01be4 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -214,10 +214,12 @@ static const char *get_ch_state_name(enum rdma_ch_state s)
/**
* srp... |
852d432a14dbcd34e15a3a3910c5c6869a6d1929 | Analyze and fix the following issue in the Linux kernel code: ALSA: hda/realtek: cs35l41: Fix order and duplicates in quirks table | Problem Details:
Move entry {0x1043, 0x16a3, "ASUS UX3402VA"} following device ID order.
Remove duplicate entry for device {0x1043, 0x1f62, "ASUS UX7602ZM"}.
Fixes: 51d976079976 ("ALSA: hda/realtek: Add quirks for ASUS Zenbook 2022 Models")
Signed-off-by: Jean-Loïc Charroud <lagiraudiere+linux@free.fr>
Link: https://l... | ```diff
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index c8adef01e9ec..5d0517465f08 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -10005,6 +10005,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x1662, "ASUS GV301Q... |
b91050448897663b60b6d15525c8c3ecae28a368 | Analyze and fix the following issue in the Linux kernel code: ALSA: hda/realtek: cs35l41: Fix device ID / model name | Problem Details:
The patch 51d976079976c800ef19ed1b542602fcf63f0edb ("ALSA: hda/realtek:
Add quirks for ASUS Zenbook 2022 Models") modified the entry 1043:1e2e
from "ASUS UM3402" to "ASUS UM6702RA/RC" and added another entry for
"ASUS UM3402" with 104e:1ee2.
The first entry was correct, while the new one corresponds to... | ```diff
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 98886b803bc5..c8adef01e9ec 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -10051,11 +10051,11 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1043, 0x16a3, "ASUS UX34... |
8084a5b589299bd74b114d894e214a2dd4879c96 | Analyze and fix the following issue in the Linux kernel code: fbdev/efifb: Remove framebuffer relocation tracking | Problem Details:
If the firmware framebuffer has been reloacted, the sysfb code
fixes the screen_info state before it creates the framebuffer's
platform device. Efifb will automatically receive a screen_info
with updated values. Hence remove the tracking from efifb.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.d... | ```diff
diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c
index f76b7ae00751..8dd82afb3452 100644
--- a/drivers/video/fbdev/efifb.c
+++ b/drivers/video/fbdev/efifb.c
@@ -13,7 +13,6 @@
#include <linux/efi-bgrt.h>
#include <linux/errno.h>
#include <linux/fb.h>
-#include <linux/pci.h>
#include <li... |
78aa89d1dfba1e3cf4a2e053afa3b4c4ec622371 | Analyze and fix the following issue in the Linux kernel code: firmware/sysfb: Update screen_info for relocated EFI framebuffers | Problem Details:
On ARM PCI systems, the PCI hierarchy might be reconfigured during
boot and the firmware framebuffer might move as a result of that.
The values in screen_info will then be invalid.
Work around this problem by tracking the framebuffer's initial
location before it get relocated; then fix the screen_info... | ```diff
diff --git a/drivers/firmware/sysfb.c b/drivers/firmware/sysfb.c
index 170b7cd0cfcb..a6b48703dc9e 100644
--- a/drivers/firmware/sysfb.c
+++ b/drivers/firmware/sysfb.c
@@ -118,6 +118,8 @@ static __init int sysfb_init(void)
bool compatible;
int ret = 0;
+ screen_info_apply_fixups();
+
mutex_lock(&disable_... |
9eac534db0013aff9b9124985dab114600df9081 | Analyze and fix the following issue in the Linux kernel code: firmware/sysfb: Set firmware-framebuffer parent device | Problem Details:
Set the firmware framebuffer's parent device, which usually is the
graphics hardware's physical device. Integrates the framebuffer in
the Linux device hierarchy and lets Linux handle dependencies among
devices. For example, the graphics hardware won't be suspended while
the firmware device is still act... | ```diff
diff --git a/drivers/firmware/sysfb.c b/drivers/firmware/sysfb.c
index 3c197db42c9d..4e104f3de4b9 100644
--- a/drivers/firmware/sysfb.c
+++ b/drivers/firmware/sysfb.c
@@ -29,6 +29,7 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/mm.h>
+#include <linux/pci.h>
#include <linux/platform_da... |
8ada14cafc5e185c668198617cd1ab4f1d8d325a | Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: am65x: Fix dtbs_install for Rocktech OLDI overlay | Problem Details:
Add the overlay dtbo file to a Makefile target so it can be
picked by the dtbs_install command.
Fixes: b8690ed3d1d1 ("arm64: dts: ti: am65x: Add Rocktech OLDI panel DT overlay")
Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Aradhya Bhatia <a-bhatia1@ti.com>
Link: https://lore.kernel.or... | ```diff
diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
index 4a570dffb638..bfcc86ff8e24 100644
--- a/arch/arm64/boot/dts/ti/Makefile
+++ b/arch/arm64/boot/dts/ti/Makefile
@@ -57,6 +57,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am654-base-board.dtb
dtb-$(CONFIG_ARCH_K3) += k3-am654-gp-evm.dtb
dtb... |
1af98c3e53da5a8f627855cecd68b017e753ffd3 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8186: Add missing xhci clock to usb controllers | Problem Details:
The mtu3 usb controllers don't list the xhci clock, though they require
it, and thus rely on the bootloader leaving it on in order to work.
When booting with the upstream arm64 defconfig, the usb controllers will
defer probe until modules have loaded since they have an indirect
dependency on CONFIG_MT... | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8186.dtsi b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
index 41c9338957de..4763ed5dc86c 100644
--- a/arch/arm64/boot/dts/mediatek/mt8186.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
@@ -1536,8 +1536,9 @@
clocks = <&topckgen CLK_TOP_USB_TOP>,
<&infracfg_... |
a00d4a98af44e025891e97c490b2545368a25e08 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: mediatek: mt8186: Add missing clocks to ssusb power domains | Problem Details:
The ssusb power domains currently don't list any clocks, despite
depending on some, and thus rely on the bootloader leaving the required
clocks on in order to work.
When booting with the upstream arm64 defconfig, the power domain
controller will defer probe until modules have loaded since it has an
in... | ```diff
diff --git a/arch/arm64/boot/dts/mediatek/mt8186.dtsi b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
index 8f18b0fd690c..41c9338957de 100644
--- a/arch/arm64/boot/dts/mediatek/mt8186.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
@@ -931,11 +931,17 @@
power-domain@MT8186_POWER_DOMAIN_SSUSB {
reg =... |
ba5c5effe02c4ae06291c7c5e67de8fedad3cf9a | Analyze and fix the following issue in the Linux kernel code: gpio: initialize descriptor SRCU structure before adding OF-based chips | Problem Details:
In certain situations we may end up taking the GPIO descriptor SRCU read
lock in of_gpiochip_add() before the SRCU struct is initialized. Move
the initialization before the call to of_gpiochip_add().
Fixes: be711caa87c5 ("gpio: add SRCU infrastructure to struct gpio_desc")
Fixes: 1f2bcb8c8ccd ("gpio: ... | ```diff
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 82811d9a4477..f5434e559382 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -991,10 +991,6 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data,
if (ret)
goto err_cleanup_gdev_srcu;
- ret = of_gpiochip_add... |
bcdb44f30be92b7bc750996dfc45c1fe3d49d715 | Analyze and fix the following issue in the Linux kernel code: wifi: ath12k: Do not use scan_flags from struct ath12k_wmi_scan_req_arg | Problem Details:
As discussed in [1] to fix the mismatch between the WMI_SCAN_XXX macros &
their corresponding scan_f_xxx bitfield equivalent, lets stop using the
scan_flags in the union altogether.
[1] https://lore.kernel.org/all/4be7d62e-cb59-462d-aac2-94e27efc22ff@quicinc.com/
Tested-on: QCN9274 hw2.0 PCI CI_WLAN.... | ```diff
diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c
index a737a09a0b9c..7d3f5321a36d 100644
--- a/drivers/net/wireless/ath/ath12k/mac.c
+++ b/drivers/net/wireless/ath/ath12k/mac.c
@@ -3201,7 +3201,7 @@ static int ath12k_mac_op_hw_scan(struct ieee80211_hw *hw,
for (i = 0... |
74851b7f180a0534f25c3d0b744a92b2e3cb6dd2 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: qcom: msm8226: Add CPU and SAW/ACC nodes | Problem Details:
Add CPU and SAW/ACC nodes to enable SMP on MSM8226.
Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@gmail.com>
[luca: update some nodes to fix dtbs_check errors, reorder, cleanup]
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kerne... | ```diff
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
index 6896318e6612..8fae6058bf58 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
@@ -34,6 +34,57 @@
};
};
+ cpus {
+ #address-cells = <1>;
+ #size-cells ... |
724c4bf0e4bf81dba77736afb93964c986c3c123 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: qcom: msm8974: correct qfprom node size | Problem Details:
The qfprom actually is bigger than 0x1000, so adjust the reg.
Note that the non-ECC-corrected qfprom can be found at 0xfc4b8000
(-0x4000). The current reg points to the ECC-corrected qfprom block
which should have equivalent values at all offsets compared to the
non-corrected version.
[luca@z3ntu.xyz... | ```diff
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8974.dtsi
index c02040be3f8b..15d8b80ed466 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8974.dtsi
@@ -1234,7 +1234,7 @@
qfprom: qfprom@fc4bc000 {
compatible = "qcom,msm89... |
ceeaddc19a90039861564d8e1078b778a8f95101 | Analyze and fix the following issue in the Linux kernel code: soc: qcom: llcc: Check return value on Broadcast_OR reg read | Problem Details:
Commit c72ca343f911 ("soc: qcom: llcc: Add v4.1 HW version support")
introduced a new 4.1 if statement in llcc_update_act_ctrl() without
considering that ret might be overwritten. So, add return value check
after Broadcast_OR register read in llcc_update_act_ctrl().
Fixes: c72ca343f911 ("soc: qcom: ll... | ```diff
diff --git a/drivers/soc/qcom/llcc-qcom.c b/drivers/soc/qcom/llcc-qcom.c
index 4ca88eaebf06..cbef0dea1d5d 100644
--- a/drivers/soc/qcom/llcc-qcom.c
+++ b/drivers/soc/qcom/llcc-qcom.c
@@ -859,6 +859,8 @@ static int llcc_update_act_ctrl(u32 sid,
ret = regmap_read_poll_timeout(drv_data->bcast_regmap, status_reg,... |
5dd227ccfb9568935bdaf82bc1893b36457dd4d3 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: qcom: sdm845: Use the Low Power Island CX/MX for SLPI | Problem Details:
The SLPI is powered by the Low Power Island power rails. Fix the incorrect
assignment.
Fixes: 74588aada59a ("arm64: dts: qcom: sdm845: add SLPI remoteproc")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20231220-topic-sdm845_slpi_lcxmx-v1-1-db7c72ef99ae@linaro... | ```diff
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index d655bf5bdb96..914030326329 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -3368,8 +3368,8 @@
qcom,qmp = <&aoss_qmp>;
- power-domains = <&rpmhpd SDM845_CX>,
- ... |
68c4c20848d71b0e69c3403becb5dd23e89e5896 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: qcom: msm8996: Define UFS UniPro clock limits | Problem Details:
These limits were always defined as 0, but that didn't cause any issue
since the driver had hardcoded limits. In commit b4e13e1ae95e ("scsi: ufs:
qcom: Add multiple frequency support for MAX_CORE_CLK_1US_CYCLES") the
hardcoded limits were removed and the driver started reading them from DT,
causing UFS... | ```diff
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index a691913b78a0..dddb07f774b4 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -2104,7 +2104,7 @@
<0 0>,
<0 0>,
<150000000 300000000>,
- <0 0>,
+ <7... |
cbecc9fcbbec60136b0180ba0609c829afed5c81 | Analyze and fix the following issue in the Linux kernel code: powerpc/pseries: fix accuracy of stolen time | Problem Details:
powerVM hypervisor updates the VPA fields with stolen time data.
It currently reports enqueue_dispatch_tb and ready_enqueue_tb for
this purpose. In linux these two fields are used to report the stolen time.
The VPA fields are updated at the TB frequency. On powerPC its mostly
set at 512Mhz. Hence this... | ```diff
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 4561667832ed..4e9916bb03d7 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -662,8 +662,12 @@ u64 pseries_paravirt_steal_clock(int cpu)
{
struct lppaca *lppaca = &... |
ea73179e64131bcd29ba6defd33732abdf8ca14b | Analyze and fix the following issue in the Linux kernel code: powerpc/ftrace: Ignore ftrace locations in exit text sections | Problem Details:
Michael reported that we are seeing an ftrace bug on bootup when KASAN
is enabled and we are using -fpatchable-function-entry:
ftrace: allocating 47780 entries in 18 pages
ftrace-powerpc: 0xc0000000020b3d5c: No module provided for non-kernel address
------------[ ftrace bug ]------------
ftrac... | ```diff
diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h
index 1ebd2ca97f12..107fc5a48456 100644
--- a/arch/powerpc/include/asm/ftrace.h
+++ b/arch/powerpc/include/asm/ftrace.h
@@ -20,14 +20,6 @@
#ifndef __ASSEMBLY__
extern void _mcount(void);
-static inline unsigned long ftrace_ca... |
eb6d871f4ba49ac8d0537e051fe983a3a4027f61 | Analyze and fix the following issue in the Linux kernel code: powerpc/cputable: Add missing PPC_FEATURE_BOOKE on PPC64 Book-E | Problem Details:
Commit e320a76db4b0 ("powerpc/cputable: Split cpu_specs[] out of
cputable.h") moved the cpu_specs to separate header files. Previously
PPC_FEATURE_BOOKE was enabled by CONFIG_PPC_BOOK3E_64. The definition in
cpu_specs_e500mc.h for PPC64 no longer enables PPC_FEATURE_BOOKE.
This breaks user space readi... | ```diff
diff --git a/arch/powerpc/kernel/cpu_specs_e500mc.h b/arch/powerpc/kernel/cpu_specs_e500mc.h
index ceb06b109f83..2ae8e9a7b461 100644
--- a/arch/powerpc/kernel/cpu_specs_e500mc.h
+++ b/arch/powerpc/kernel/cpu_specs_e500mc.h
@@ -8,7 +8,8 @@
#ifdef CONFIG_PPC64
#define COMMON_USER_BOOKE (PPC_FEATURE_32 | PPC_F... |
f1acb109505d983779bbb7e20a1ee6244d2b5736 | Analyze and fix the following issue in the Linux kernel code: powerpc/kasan: Limit KASAN thread size increase to 32KB | Problem Details:
KASAN is seen to increase stack usage, to the point that it was reported
to lead to stack overflow on some 32-bit machines (see link).
To avoid overflows the stack size was doubled for KASAN builds in
commit 3e8635fb2e07 ("powerpc/kasan: Force thread size increase with
KASAN").
However with a 32KB st... | ```diff
diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h
index bf5dde1a4114..15c5691dd218 100644
--- a/arch/powerpc/include/asm/thread_info.h
+++ b/arch/powerpc/include/asm/thread_info.h
@@ -14,7 +14,7 @@
#ifdef __KERNEL__
-#ifdef CONFIG_KASAN
+#if defined(CONFIG_KASAN) ... |
1fba2bf8e9d5a27b7394856181b6200de7260b79 | Analyze and fix the following issue in the Linux kernel code: Revert "powerpc/pseries/iommu: Fix iommu initialisation during DLPAR add" | Problem Details:
This reverts commit ed8b94f6e0acd652ce69bd69d678a0c769172df8.
Gaurav reported that there are still problems with the patch and it
should be reverted pending a fuller fix.
Link: https://lore.kernel.org/all/4f6fc1ac-7a76-4447-9d0e-f55c0be373f8@linux.ibm.com/
Signed-off-by: Michael Ellerman <mpe@ellerma... | ```diff
diff --git a/arch/powerpc/include/asm/ppc-pci.h b/arch/powerpc/include/asm/ppc-pci.h
index c3a3f3df36d1..ce2b1b5eebdd 100644
--- a/arch/powerpc/include/asm/ppc-pci.h
+++ b/arch/powerpc/include/asm/ppc-pci.h
@@ -29,9 +29,6 @@ void *pci_traverse_device_nodes(struct device_node *start,
void *(*fn)(struct devi... |
816054f40a5fdaaed05d9e7f603d2824eeee7e62 | Analyze and fix the following issue in the Linux kernel code: bcachefs: Fix missing va_end() | Problem Details:
Fixes: https://lore.kernel.org/linux-bcachefs/202402131603.E953E2CF@keescook/T/#u
Reported-by: coverity scan
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> | ```diff
diff --git a/fs/bcachefs/printbuf.c b/fs/bcachefs/printbuf.c
index accf246c3233..b27d22925929 100644
--- a/fs/bcachefs/printbuf.c
+++ b/fs/bcachefs/printbuf.c
@@ -56,6 +56,7 @@ void bch2_prt_vprintf(struct printbuf *out, const char *fmt, va_list args)
va_copy(args2, args);
len = vsnprintf(out->buf + out... |
2eeccee86dc75a584a8c7e67a8b824d5168c978f | Analyze and fix the following issue in the Linux kernel code: bcachefs: Fix check_version_upgrade() | Problem Details:
When also downgrading, check_version_upgrade() could pick a new version
greater than the latest supported version.
Fixes:
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> | ```diff
diff --git a/fs/bcachefs/recovery.c b/fs/bcachefs/recovery.c
index 9127d0e3ca2f..21e13bb4335b 100644
--- a/fs/bcachefs/recovery.c
+++ b/fs/bcachefs/recovery.c
@@ -577,8 +577,9 @@ u64 bch2_recovery_passes_from_stable(u64 v)
static bool check_version_upgrade(struct bch_fs *c)
{
- unsigned latest_compatible = ... |
32e4a5447ed9fa904a2dfcf4609c64bce053b4e8 | Analyze and fix the following issue in the Linux kernel code: net: dsa: realtek: fix digital interface select macro for EXT0 | Problem Details:
While no supported devices currently utilize EXT0, the register reserves
the bits for an EXT0. EXT0 is utilized by devices from the generation
prior to rtl8365mb, such as those supported by the driver library
rtl8367b.
Signed-off-by: Luiz Angelo Daros de Luca <luizluca@gmail.com>
Reviewed-by: Alvin Ši... | ```diff
diff --git a/drivers/net/dsa/realtek/rtl8365mb.c b/drivers/net/dsa/realtek/rtl8365mb.c
index be56373e9473..12665a8a3412 100644
--- a/drivers/net/dsa/realtek/rtl8365mb.c
+++ b/drivers/net/dsa/realtek/rtl8365mb.c
@@ -209,10 +209,10 @@
#define RTL8365MB_EXT_PORT_MODE_100FX 13
/* External interface mode config... |
879bbe7aa4afa80acf72a1cad7f52416ea78c52d | Analyze and fix the following issue in the Linux kernel code: bpf: don't infer PTR_TO_CTX for programs with unnamed context type | Problem Details:
For program types that don't have named context type name (e.g., BPF
iterator programs or tracepoint programs), ctx_tname will be a non-NULL
empty string. For such programs it shouldn't be possible to have
PTR_TO_CTX argument for global subprogs based on type name alone.
arg:ctx tag is the only way to ... | ```diff
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 26dc0876e426..6ff0bd1a91d5 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -5746,6 +5746,9 @@ again:
bpf_log(log, "Please fix kernel include/linux/bpf_types.h\n");
return false;
}
+ /* program types without named context types work only with... |
824c58fb1090ae5e502284400682e30841280a87 | Analyze and fix the following issue in the Linux kernel code: bpf: handle bpf_user_pt_regs_t typedef explicitly for PTR_TO_CTX global arg | Problem Details:
Expected canonical argument type for global function arguments
representing PTR_TO_CTX is `bpf_user_pt_regs_t *ctx`. This currently
works on s390x by accident because kernel resolves such typedef to
underlying struct (which is anonymous on s390x), and erroneously
accepting it as expected context type. ... | ```diff
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 405f95722905..26dc0876e426 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -5702,6 +5702,21 @@ bool btf_is_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf,
const char *tname, *ctx_tname;
t = btf_type_by_id(btf, t->type);
+
+ ... |
0bef512012b1cd8820f0c9ec80e5f8ceb43fdd59 | Analyze and fix the following issue in the Linux kernel code: net: add netdev_lockdep_set_classes() to virtual drivers | Problem Details:
Based on a syzbot report, it appears many virtual
drivers do not yet use netdev_lockdep_set_classes(),
triggerring lockdep false positives.
WARNING: possible recursive locking detected
6.8.0-rc4-next-20240212-syzkaller #0 Not tainted
syz-executor.0/19016 is trying to acquire lock:
ffff8880162cb298 (... | ```diff
diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c
index 768454aa36d6..946bba0701a4 100644
--- a/drivers/net/dummy.c
+++ b/drivers/net/dummy.c
@@ -71,6 +71,7 @@ static int dummy_dev_init(struct net_device *dev)
if (!dev->lstats)
return -ENOMEM;
+ netdev_lockdep_set_classes(dev);
return 0;
}
diff... |
5ad992c71b6a8e8a547954addc7af9fbde6ca10a | Analyze and fix the following issue in the Linux kernel code: ASoC: meson: t9015: fix function pointer type mismatch | Problem Details:
clang-16 warns about casting functions to incompatible types, as is done
here to call clk_disable_unprepare:
sound/soc/meson/t9015.c:274:4: error: cast from 'void (*)(struct clk *)' to 'void (*)(void *)' converts to incompatible function type [-Werror,-Wcast-function-type-strict]
274 | ... | ```diff
diff --git a/sound/soc/meson/t9015.c b/sound/soc/meson/t9015.c
index 9c6b4dac6893..571f65788c59 100644
--- a/sound/soc/meson/t9015.c
+++ b/sound/soc/meson/t9015.c
@@ -48,7 +48,6 @@
#define POWER_CFG 0x10
struct t9015 {
- struct clk *pclk;
struct regulator *avdd;
};
@@ -249,6 +248,7 @@ static int t9015_... |
98ac85a00f31d2e9d5452b825a9ed0153d934043 | Analyze and fix the following issue in the Linux kernel code: ASoC: meson: aiu: fix function pointer type mismatch | Problem Details:
clang-16 warns about casting functions to incompatible types, as is done
here to call clk_disable_unprepare:
sound/soc/meson/aiu.c:243:12: error: cast from 'void (*)(struct clk *)' to 'void (*)(void *)' converts to incompatible function type [-Werror,-Wcast-function-type-strict]
243 | ... | ```diff
diff --git a/sound/soc/meson/aiu.c b/sound/soc/meson/aiu.c
index 7109b81cc3d0..5d1419ed7a62 100644
--- a/sound/soc/meson/aiu.c
+++ b/sound/soc/meson/aiu.c
@@ -212,11 +212,12 @@ static const char * const aiu_spdif_ids[] = {
static int aiu_clk_get(struct device *dev)
{
struct aiu *aiu = dev_get_drvdata(dev);
... |
6115a0aeef01aef152ad7738393aad11422bfb82 | Analyze and fix the following issue in the Linux kernel code: bpf: Move __kfunc_param_match_suffix() to btf.c. | Problem Details:
Move __kfunc_param_match_suffix() to btf.c and rename it as
btf_param_match_suffix(). It can be reused by bpf_struct_ops later.
Signed-off-by: Kui-Feng Lee <thinker.li@gmail.com>
Link: https://lore.kernel.org/r/20240209023750.1153905-3-thinker.li@gmail.com
Signed-off-by: Martin KaFai Lau <martin.lau@k... | ```diff
diff --git a/include/linux/btf.h b/include/linux/btf.h
index 1ee8977b8c95..df76a14c64f6 100644
--- a/include/linux/btf.h
+++ b/include/linux/btf.h
@@ -495,6 +495,10 @@ static inline void *btf_id_set8_contains(const struct btf_id_set8 *set, u32 id)
return bsearch(&id, set->pairs, set->cnt, sizeof(set->pairs[0]... |
ff3206d2186d84e4f77e1378ba1d225633f17b9b | Analyze and fix the following issue in the Linux kernel code: mmc: core: Fix eMMC initialization with 1-bit bus connection | Problem Details:
Initializing an eMMC that's connected via a 1-bit bus is current failing,
if the HW (DT) informs that 4-bit bus is supported. In fact this is a
regression, as we were earlier capable of falling back to 1-bit mode, when
switching to 4/8-bit bus failed. Therefore, let's restore the behaviour.
Log for Sa... | ```diff
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index f410bee50132..58ed7193a3ca 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1015,10 +1015,12 @@ static int mmc_select_bus_width(struct mmc_card *card)
static unsigned ext_csd_bits[] = {
EXT_CSD_BUS_WIDTH_8,
EXT_CSD_BU... |
2127c604383666675789fd4a5fc2aead46c73aad | Analyze and fix the following issue in the Linux kernel code: xsk: Add truesize to skb_add_rx_frag(). | Problem Details:
xsk_build_skb() allocates a page and adds it to the skb via
skb_add_rx_frag() and specifies 0 for truesize. This leads to a warning
in skb_add_rx_frag() with CONFIG_DEBUG_NET enabled because size is
larger than truesize.
Increasing truesize requires to add the same amount to socket's
sk_wmem_alloc cou... | ```diff
diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c
index 1eadfac03cc4..b78c0e095e22 100644
--- a/net/xdp/xsk.c
+++ b/net/xdp/xsk.c
@@ -722,7 +722,8 @@ static struct sk_buff *xsk_build_skb(struct xdp_sock *xs,
memcpy(vaddr, buffer, len);
kunmap_local(vaddr);
- skb_add_rx_frag(skb, nr_frags, page, 0, len, 0);... |
6d6be5eb45b423a37d746d3ee0fd0c78f76ead9f | Analyze and fix the following issue in the Linux kernel code: perf metric: Don't remove scale from counts | Problem Details:
Counts were switched from the scaled saved value form to the
aggregated count to avoid double accounting. When this happened the
removing of scaling for a count should have been removed, however, it
wasn't and this wasn't observed as it normally doesn't matter because
a counter's scale is 1. A problem ... | ```diff
diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c
index e31426167852..cf573ff3fa84 100644
--- a/tools/perf/util/stat-shadow.c
+++ b/tools/perf/util/stat-shadow.c
@@ -414,12 +414,7 @@ static int prepare_metric(struct evsel **metric_events,
val = NAN;
source_count = 0;
} els... |
2543947c77e0e224bda86b4e7220c2f6714da463 | Analyze and fix the following issue in the Linux kernel code: perf stat: Avoid metric-only segv | Problem Details:
Cycles is recognized as part of a hard coded metric in stat-shadow.c,
it may call print_metric_only with a NULL fmt string leading to a
segfault. Handle the NULL fmt explicitly.
Fixes: 088519f318be ("perf stat: Move the display functions to stat-display.c")
Signed-off-by: Ian Rogers <irogers@google.co... | ```diff
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 4dfe7d9517a9..ae37395f90c0 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -571,7 +571,7 @@ static void print_metric_only(struct perf_stat_config *config,
if (color)
mlen += strlen(color) ... |
6dd76680b925228312756c13b9b983661b552a64 | Analyze and fix the following issue in the Linux kernel code: perf expr: Fix "has_event" function for metric style events | Problem Details:
Events in metrics cannot use '/' as a separator, it would be
recognized as a divide, so they use '@'. The '@' is recognized in the
metricgroups code and changed to '/', do the same in the has_event
function so that the parsing is only tried without the @s.
Fixes: 4a4a9bf9075f ("perf expr: Add has_even... | ```diff
diff --git a/tools/perf/util/expr.c b/tools/perf/util/expr.c
index 7be23b3ac082..b8875aac8f87 100644
--- a/tools/perf/util/expr.c
+++ b/tools/perf/util/expr.c
@@ -500,7 +500,25 @@ double expr__has_event(const struct expr_parse_ctx *ctx, bool compute_ids, const
tmp = evlist__new();
if (!tmp)
return NAN;
-... |
7d4002e8ced6d6344db0c8b0b32372b2c534085d | Analyze and fix the following issue in the Linux kernel code: x86/insn-eval: Fix function param name in get_eff_addr_sib() | Problem Details:
Change "regoff" to "base_offset" in 2 places in the kernel-doc comments to
prevent warnings:
insn-eval.c:1152: warning: Function parameter or member 'base_offset' not described in 'get_eff_addr_sib'
insn-eval.c:1152: warning: Excess function parameter 'regoff' description in 'get_eff_addr_sib'
Si... | ```diff
diff --git a/arch/x86/lib/insn-eval.c b/arch/x86/lib/insn-eval.c
index 558a605929db..98631c0e7a11 100644
--- a/arch/x86/lib/insn-eval.c
+++ b/arch/x86/lib/insn-eval.c
@@ -1129,15 +1129,15 @@ static int get_eff_addr_modrm_16(struct insn *insn, struct pt_regs *regs,
* get_eff_addr_sib() - Obtain referenced effe... |
9bc36e58d162466236a38489e4b41f38a8848c94 | Analyze and fix the following issue in the Linux kernel code: drm/xe: Add uAPI to query GuC firmware submission version | Problem Details:
Due to a bug in GuC firmware, Mesa can't enable by default the usage of
compute engines in DG2 and newer.
A new GuC firmware fixed the issue but until now there was no way
for Mesa to know if KMD was running with the fixed GuC version or not,
so this uAPI is required.
It may be expanded in future to ... | ```diff
diff --git a/drivers/gpu/drm/xe/xe_query.c b/drivers/gpu/drm/xe/xe_query.c
index 4f1ab91dbec5..92bb06c0586e 100644
--- a/drivers/gpu/drm/xe/xe_query.c
+++ b/drivers/gpu/drm/xe/xe_query.c
@@ -516,6 +516,49 @@ static int query_gt_topology(struct xe_device *xe,
return 0;
}
+static int
+query_uc_fw_version(str... |
b6e6a582f2b357b6f74849b715de12cc38b1ee91 | Analyze and fix the following issue in the Linux kernel code: selftests/resctrl: Consolidate naming of perf event related things | Problem Details:
Naming for perf event related functions, types, and variables is
inconsistent.
Make struct read_format and all functions related to perf events start
with "perf_". Adjust variable names towards the same direction but use
shorter names for variables where appropriate (pe prefix).
Signed-off-by: Ilpo J... | ```diff
diff --git a/tools/testing/selftests/resctrl/cache.c b/tools/testing/selftests/resctrl/cache.c
index 4f846a2e5e26..7f45c4957f81 100644
--- a/tools/testing/selftests/resctrl/cache.c
+++ b/tools/testing/selftests/resctrl/cache.c
@@ -3,7 +3,7 @@
#include <stdint.h>
#include "resctrl.h"
-struct read_format {
+s... |
cc8ff7f5c85c076297b18fb9f6d45ec5569d3d44 | Analyze and fix the following issue in the Linux kernel code: selftests/resctrl: Convert perror() to ksft_perror() or ksft_print_msg() | Problem Details:
The resctrl selftest code contains a number of perror() calls. Some of
them come with hash character and some don't. The kselftest framework
provides ksft_perror() that is compatible with test output formatting
so it should be used instead of adding custom hash signs.
Some perror() calls are too far a... | ```diff
diff --git a/tools/testing/selftests/resctrl/cache.c b/tools/testing/selftests/resctrl/cache.c
index bcbca356d56a..992bac8c352b 100644
--- a/tools/testing/selftests/resctrl/cache.c
+++ b/tools/testing/selftests/resctrl/cache.c
@@ -40,7 +40,7 @@ static int perf_event_open_llc_miss(pid_t pid, int cpu_no)
fd_lm ... |
b6ddaa63f728d26c12048aed76be99c24f435c41 | Analyze and fix the following issue in the Linux kernel code: drm/rockchip: vop2: add a missing unlock in vop2_crtc_atomic_enable() | Problem Details:
Unlock before returning on the error path.
Fixes: 5a028e8f062f ("drm/rockchip: vop2: Add support for rk3588")
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
Reviewed-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork... | ```diff
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
index 85b3b4871a1d..fdd768bbd487 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
@@ -1985,8 +1985,10 @@ static void vop2_crtc_atomic_enable(struct... |
c22d03a95b0d815cd186302fdd93f74d99f1c914 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: Correct Indiedroid Nova GPIO Names | Problem Details:
Correct the names given to a few of the GPIO pins. The original names
were unknowingly based on the header from a pre-production board. The
production board has a slightly different pin assignment for the 40-pin
GPIO header.
Fixes: 3900160e164b ("arm64: dts: rockchip: Add Indiedroid Nova board")
Signe... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts b/arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts
index dc677f29a9c7..3c2278886851 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-indiedroid-nova.dts
@@ -195,13 +195,1... |
f051b6ace7ffcc48d6d1017191f167c0a85799f6 | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: fix rk3399 hdmi ports node | Problem Details:
Fix rk3399 hdmi ports node so that it matches the
rockchip,dw-hdmi.yaml binding.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/a6ab6f75-3b80-40b1-bd30-3113e14becdd@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de> | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 0caa842bba0e..9d5f5b083e3c 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -2022,6 +2022,7 @@
hdmi: hdmi@ff940000 {
compatible = "rockchip,rk3399-dw... |
1d00ba4700d1e0f88ae70d028d2e17e39078fa1c | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: fix rk3328 hdmi ports node | Problem Details:
Fix rk3328 hdmi ports node so that it matches the
rockchip,dw-hdmi.yaml binding.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/e5dea3b7-bf84-4474-9530-cc2da3c41104@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de> | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index fb5dcf6e9327..a73234b11ff1 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -745,11 +745,20 @@
status = "disabled";
ports {
- hdmi_in: port {
+ ... |
15a5ed03000cf61daf87d14628085cb1bc8ae72c | Analyze and fix the following issue in the Linux kernel code: ARM: dts: rockchip: fix rk322x hdmi ports node | Problem Details:
Fix rk322x hdmi ports node so that it matches the
rockchip,dw-hdmi.yaml binding.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/9b84adf0-9312-47fd-becc-cadd06941f70@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de> | ```diff
diff --git a/arch/arm/boot/dts/rockchip/rk322x.dtsi b/arch/arm/boot/dts/rockchip/rk322x.dtsi
index 831561fc1814..96421355c274 100644
--- a/arch/arm/boot/dts/rockchip/rk322x.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk322x.dtsi
@@ -736,14 +736,20 @@
status = "disabled";
ports {
- hdmi_in: port {
- #addr... |
585e4dc07100a6465b3da8d24e46188064c1c925 | Analyze and fix the following issue in the Linux kernel code: ARM: dts: rockchip: fix rk3288 hdmi ports node | Problem Details:
Fix rk3288 hdmi ports node so that it matches the
rockchip,dw-hdmi.yaml binding with some reordering
to align with the (new) documentation about
property ordering.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/cc3a9b4f-076d-4660-b464-615003b6a066@gmail.com
Signed-off-... | ```diff
diff --git a/arch/arm/boot/dts/rockchip/rk3288.dtsi b/arch/arm/boot/dts/rockchip/rk3288.dtsi
index ead343dc3df1..3f1d640afafa 100644
--- a/arch/arm/boot/dts/rockchip/rk3288.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3288.dtsi
@@ -1240,27 +1240,37 @@
compatible = "rockchip,rk3288-dw-hdmi";
reg = <0x0 0xff9800... |
c60d847be7b8e69e419e02a2b3d19c2842a3c35d | Analyze and fix the following issue in the Linux kernel code: KVM: arm64: Fix double-free following kvm_pgtable_stage2_free_unlinked() | Problem Details:
kvm_pgtable_stage2_free_unlinked() does the final put_page() on the
root page of the sub-tree before returning, so remove the additional
put_page() invocations in the callers.
Cc: Ricardo Koller <ricarkol@google.com>
Fixes: f6a27d6dc51b2 ("KVM: arm64: Drop last page ref in kvm_pgtable_stage2_free_remo... | ```diff
diff --git a/arch/arm64/kvm/hyp/pgtable.c b/arch/arm64/kvm/hyp/pgtable.c
index c651df904fe3..ab9d05fcf98b 100644
--- a/arch/arm64/kvm/hyp/pgtable.c
+++ b/arch/arm64/kvm/hyp/pgtable.c
@@ -1419,7 +1419,6 @@ kvm_pte_t *kvm_pgtable_stage2_create_unlinked(struct kvm_pgtable *pgt,
level + 1);
if (ret) {
kv... |
11f522256e9043b0fcd2f994278645d3e201d20c | Analyze and fix the following issue in the Linux kernel code: bpf: Fix warning for bpf_cpumask in verifier | Problem Details:
Compiling with CONFIG_BPF_SYSCALL & !CONFIG_BPF_JIT throws the below
warning:
"WARN: resolve_btfids: unresolved symbol bpf_cpumask"
Fix it by adding the appropriate #ifdef.
Signed-off-by: Hari Bathini <hbathini@linux.ibm.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Jiri Olsa <... | ```diff
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 65f598694d55..b263f093ee76 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -5227,7 +5227,9 @@ BTF_ID(struct, prog_test_ref_kfunc)
#ifdef CONFIG_CGROUPS
BTF_ID(struct, cgroup)
#endif
+#ifdef CONFIG_BPF_JIT
BTF_ID(struct, bpf_c... |
178c54666f9c4d2f49f2ea661d0c11b52f0ed190 | Analyze and fix the following issue in the Linux kernel code: bpf: Mark bpf_spin_{lock,unlock}() helpers with notrace correctly | Problem Details:
Currently tracing is supposed not to allow for bpf_spin_{lock,unlock}()
helper calls. This is to prevent deadlock for the following cases:
- there is a prog (prog-A) calling bpf_spin_{lock,unlock}().
- there is a tracing program (prog-B), e.g., fentry, attached
to bpf_spin_lock() and/or bpf_spi... | ```diff
diff --git a/include/linux/filter.h b/include/linux/filter.h
index fee070b9826e..36cc29a2934c 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -547,24 +547,27 @@ static inline bool insn_is_zext(const struct bpf_insn *insn)
__BPF_MAP(n, __BPF_DECL_ARGS, __BPF_N, u64, __ur_1, u64, __ur_2, ... |
334bf0710c98d391f4067b72f535d6c4c84dfb6f | Analyze and fix the following issue in the Linux kernel code: arm64: dts: rockchip: set num-cs property for spi on px30 | Problem Details:
The px30 has two spi controllers with two chip-selects each.
The num-cs property is specified as the total number of chip
selects a controllers has and is used since 2020 to find uses
of chipselects outside that range in the Rockchip spi driver.
Without the property set, the default is 1, so spi devic... | ```diff
diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi
index d0905515399b..9137dd76e72c 100644
--- a/arch/arm64/boot/dts/rockchip/px30.dtsi
+++ b/arch/arm64/boot/dts/rockchip/px30.dtsi
@@ -631,6 +631,7 @@
clock-names = "spiclk", "apb_pclk";
dmas = <&dmac 12>, <&dmac 1... |
20622dc934e178ef11fad396eb272597f21bffe2 | Analyze and fix the following issue in the Linux kernel code: selftests: net: more pmtu.sh fixes | Problem Details:
The netdev CI is reporting failures for the pmtu test:
[ 115.929264] br0: port 2(vxlan_a) entered forwarding state
# 2024/02/08 17:33:22 socat[7871] E bind(7, {AF=10 [0000:0000:0000:0000:0000:0000:0000:0000]:50000}, 28): Address already in use
# 2024/02/08 17:33:22 socat[7877] E write(7, 0x5598... | ```diff
diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh
index d65fdd407d73..cfc84958025a 100755
--- a/tools/testing/selftests/net/pmtu.sh
+++ b/tools/testing/selftests/net/pmtu.sh
@@ -1336,16 +1336,16 @@ test_pmtu_ipvX_over_bridged_vxlanY_or_geneveY_exception() {
else
TCPDS... |
a71d0908e32f3dd41e355d83eeadd44d94811fd6 | Analyze and fix the following issue in the Linux kernel code: selftests: net: more strict check in net_helper | Problem Details:
The helper waiting for a listener port can match any socket whose
hexadecimal representation of source or destination addresses
matches that of the given port.
Additionally, any socket state is accepted.
All the above can let the helper return successfully before the
relevant listener is actually rea... | ```diff
diff --git a/tools/testing/selftests/net/net_helper.sh b/tools/testing/selftests/net/net_helper.sh
index 4fe0befa13fb..6596fe03c77f 100644
--- a/tools/testing/selftests/net/net_helper.sh
+++ b/tools/testing/selftests/net/net_helper.sh
@@ -8,13 +8,16 @@ wait_local_port_listen()
local listener_ns="${1}"
local... |
df20385302eb01cb610b9edc71611a63d1683923 | Analyze and fix the following issue in the Linux kernel code: spi: mchp-pci1xxxx: release resources on error in probe() | Problem Details:
Call pci_release_regions(pdev) before returning on this error path.
Fixes: 3e7cfd6ad29a ("spi: mchp-pci1xxxx: Add support for DMA in SPI")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://msgid.link/r/efc92197-4023-4bfe-bc63-452e7ed112e8@moroto.mountain
Signed-off-by: Mark Brown <... | ```diff
diff --git a/drivers/spi/spi-pci1xxxx.c b/drivers/spi/spi-pci1xxxx.c
index a99db6163aec..969965d7bc98 100644
--- a/drivers/spi/spi-pci1xxxx.c
+++ b/drivers/spi/spi-pci1xxxx.c
@@ -776,7 +776,7 @@ static int pci1xxxx_spi_probe(struct pci_dev *pdev, const struct pci_device_id *
ret = pci1xxxx_spi_dma_init(sp... |
cb47c01b348857fda83bc7db33d7f37946a19c93 | Analyze and fix the following issue in the Linux kernel code: dt-bindings: vendor-prefixes: add smartrg | Problem Details:
SmartRG described itself as a CPE manufacturer and produced few home
network devices (e.g. wireless routers). Their SmartRG SR400ac router
(smartrg,sr400ac) is covered by in-Linux DT binding and DTS file.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowsk... | ```diff
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 1a0dc04f1db4..71e37cea8689 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -1297,6 +1297,8 @@ pat... |
a7ee79b9c4553498c78552d12321d85b645f02ca | Analyze and fix the following issue in the Linux kernel code: selftests: net: cope with slow env in so_txtime.sh test | Problem Details:
The mentioned test is failing in slow environments:
# SO_TXTIME ipv4 clock monotonic
# ./so_txtime: recv: timeout: Resource temporarily unavailable
not ok 1 selftests: net: so_txtime.sh # exit=1
Tuning the tolerance in the test binary is error-prone and doomed
to failures is slow-enough environ... | ```diff
diff --git a/tools/testing/selftests/net/so_txtime.sh b/tools/testing/selftests/net/so_txtime.sh
index 3f06f4d286a9..5e861ad32a42 100755
--- a/tools/testing/selftests/net/so_txtime.sh
+++ b/tools/testing/selftests/net/so_txtime.sh
@@ -5,6 +5,7 @@
set -e
+readonly ksft_skip=4
readonly DEV="veth0"
readonly... |
e58779f47e5eeb4fc9e3707951b81fbe31de5e3b | Analyze and fix the following issue in the Linux kernel code: selftests: net: cope with slow env in gro.sh test | Problem Details:
The gro self-tests sends the packets to be aggregated with
multiple write operations.
When running is slow environment, it's hard to guarantee that
the GRO engine will wait for the last packet in an intended
train.
The above causes almost deterministic failures in our CI for
the 'large' test-case.
A... | ```diff
diff --git a/tools/testing/selftests/net/gro.sh b/tools/testing/selftests/net/gro.sh
index 19352f106c1d..02c21ff4ca81 100755
--- a/tools/testing/selftests/net/gro.sh
+++ b/tools/testing/selftests/net/gro.sh
@@ -31,6 +31,11 @@ run_test() {
1>>log.txt
wait "${server_pid}"
exit_code=$?
+ if [[ ... |
88e81a67773017a2b93f6d5fe7c78bb0c5a6e4dd | Analyze and fix the following issue in the Linux kernel code: btrfs: zoned: fix chunk map leak when loading block group zone info | Problem Details:
At btrfs_load_block_group_zone_info() we never drop a reference on the
chunk map we have looked up, therefore leaking a reference on it. So
add the missing btrfs_free_chunk_map() at the end of the function.
Fixes: 7dc66abb5a47 ("btrfs: use a dedicated data structure for chunk maps")
Reported-by: Johan... | ```diff
diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c
index ac9bbe0c4ffe..afeb1dc1f43a 100644
--- a/fs/btrfs/zoned.c
+++ b/fs/btrfs/zoned.c
@@ -1687,6 +1687,7 @@ out:
}
bitmap_free(active);
kfree(zone_info);
+ btrfs_free_chunk_map(map);
return ret;
}
``` |
a6eaa24f1cc2c7aecec6047556bdfe32042094c3 | Analyze and fix the following issue in the Linux kernel code: tracing: Use ring_buffer_record_is_set_on() in tracer_tracing_is_on() | Problem Details:
tracer_tracing_is_on() checks whether record_disabled is not zero. This
checks both the record_disabled counter and the RB_BUFFER_OFF flag.
Reading the source it looks like this function should only check for
the RB_BUFFER_OFF flag. Therefore use ring_buffer_record_is_set_on().
This fixes spurious fail... | ```diff
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 9ff8a439d674..aa54810e8b56 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -1532,7 +1532,7 @@ void disable_trace_on_warning(void)
bool tracer_tracing_is_on(struct trace_array *tr)
{
if (tr->array_buffer.buffer)
- return ring_buf... |
bdbddb109c75365d22ec4826f480c5e75869e1cb | Analyze and fix the following issue in the Linux kernel code: tracing: Fix HAVE_DYNAMIC_FTRACE_WITH_REGS ifdef | Problem Details:
Commit a8b9cf62ade1 ("ftrace: Fix DIRECT_CALLS to use SAVE_REGS by
default") attempted to fix an issue with direct trampolines on x86, see
its description for details. However, it wrongly referenced the
HAVE_DYNAMIC_FTRACE_WITH_REGS config option and the problem is still
present.
Add the missing "CONF... | ```diff
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index c060d5b47910..83ba342aef31 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -5331,7 +5331,7 @@ static int register_ftrace_function_nolock(struct ftrace_ops *ops);
* not support ftrace_regs_caller but direct_call, use SAVE_ARGS s... |
903eb9fb85e32810f376a2858aad77c9298f9488 | Analyze and fix the following issue in the Linux kernel code: powercap: intel_rapl_tpmi: Fix System Domain probing | Problem Details:
Only domain root packages can enumerate System (Psys) domain.
Whether a package is domain root or not is described in the Bit 0 of the
Domain Info register.
Add support for Domain Info register and fix the System domain probing
accordingly.
Fixes: 9eef7f9da928 ("powercap: intel_rapl: Introduce RAPL T... | ```diff
diff --git a/drivers/powercap/intel_rapl_tpmi.c b/drivers/powercap/intel_rapl_tpmi.c
index f1c734ac3c34..f6b7f085977c 100644
--- a/drivers/powercap/intel_rapl_tpmi.c
+++ b/drivers/powercap/intel_rapl_tpmi.c
@@ -131,6 +131,12 @@ static void trp_release(struct tpmi_rapl_package *trp)
mutex_unlock(&tpmi_rapl_loc... |
faa9130ce716b286d786d59032bacfd9052c2094 | Analyze and fix the following issue in the Linux kernel code: powercap: intel_rapl_tpmi: Fix a register bug | Problem Details:
Add the missing Domain Info register. This also fixes the bogus
definition of the Interrupt register.
Neither of these two registers was used previously.
Fixes: 9eef7f9da928 ("powercap: intel_rapl: Introduce RAPL TPMI interface driver")
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Cc: 6.5+ <stable@... | ```diff
diff --git a/drivers/powercap/intel_rapl_tpmi.c b/drivers/powercap/intel_rapl_tpmi.c
index 891c90fefd8b..f1c734ac3c34 100644
--- a/drivers/powercap/intel_rapl_tpmi.c
+++ b/drivers/powercap/intel_rapl_tpmi.c
@@ -40,6 +40,7 @@ enum tpmi_rapl_register {
TPMI_RAPL_REG_ENERGY_STATUS,
TPMI_RAPL_REG_PERF_STATUS,
... |
1aa09b9379a7a644cd2f75ae0bac82b8783df600 | Analyze and fix the following issue in the Linux kernel code: powercap: intel_rapl: Fix locking in TPMI RAPL | Problem Details:
The RAPL framework uses CPU hotplug locking to protect the rapl_packages
list and rp->lead_cpu to guarantee that
1. the RAPL package device is not unprobed and freed
2. the cached rp->lead_cpu is always valid
for operations like powercap sysfs accesses.
Current RAPL APIs assume being called from C... | ```diff
diff --git a/drivers/powercap/intel_rapl_common.c b/drivers/powercap/intel_rapl_common.c
index 1a739afd47d9..9d3e102f1a76 100644
--- a/drivers/powercap/intel_rapl_common.c
+++ b/drivers/powercap/intel_rapl_common.c
@@ -5,6 +5,7 @@
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+#include <linux/cleanup.h>
... |
2d1f5006ff95770da502f8cee2a224a1ff83866e | Analyze and fix the following issue in the Linux kernel code: powercap: intel_rapl: Fix a NULL pointer dereference | Problem Details:
A NULL pointer dereference is triggered when probing the MMIO RAPL
driver on platforms with CPU ID not listed in intel_rapl_common CPU
model list.
This is because the intel_rapl_common module still probes on such
platforms even if 'defaults_msr' is not set after commit 1488ac990ac8
("powercap: intel_r... | ```diff
diff --git a/drivers/powercap/intel_rapl_common.c b/drivers/powercap/intel_rapl_common.c
index 2feed036c1cd..1a739afd47d9 100644
--- a/drivers/powercap/intel_rapl_common.c
+++ b/drivers/powercap/intel_rapl_common.c
@@ -759,6 +759,11 @@ static int rapl_config(struct rapl_package *rp)
default:
return -EINVAL... |
d7bf73809849463f76de42aad62c850305dd6c5d | Analyze and fix the following issue in the Linux kernel code: ALSA: seq: fix function cast warnings | Problem Details:
clang-16 points out a control flow integrity (kcfi) issue when event
callbacks get converted to incompatible types:
sound/core/seq/seq_midi.c:135:30: error: cast from 'int (*)(struct snd_rawmidi_substream *, const char *, int)' to 'snd_seq_dump_func_t' (aka 'int (*)(void *, void *, int)') converts to ... | ```diff
diff --git a/sound/core/seq/seq_midi.c b/sound/core/seq/seq_midi.c
index 18320a248aa7..78dcb0ea1558 100644
--- a/sound/core/seq/seq_midi.c
+++ b/sound/core/seq/seq_midi.c
@@ -113,6 +113,12 @@ static int dump_midi(struct snd_rawmidi_substream *substream, const char *buf, i
return 0;
}
+/* callback for snd_s... |
79bd7eab8366b29eaa099908d5694cb473684b9d | Analyze and fix the following issue in the Linux kernel code: nvme-fabrics: fix I/O connect error handling | Problem Details:
In nvmf_connect_io_queue(), if connect I/O command fails, we log the
error and continue for authentication. This overrides error captured
from __nvme_submit_sync_cmd(), causing wrong return value.
Add goto out_free_data after logging connect error to fix the issue.
Fixes: f50fff73d620c ("nvme: implem... | ```diff
diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index 3499acbf6a82..495c171daead 100644
--- a/drivers/nvme/host/fabrics.c
+++ b/drivers/nvme/host/fabrics.c
@@ -534,6 +534,7 @@ int nvmf_connect_io_queue(struct nvme_ctrl *ctrl, u16 qid)
if (ret) {
nvmf_log_connect_error(ctrl, ret, le32... |
ce3e7d48ada5c74c03682eb11027ead177dd3008 | Analyze and fix the following issue in the Linux kernel code: dt-bindings: soc: renesas: Preserve the order of SoCs based on their part numbers | Problem Details:
This commit ensures the preservation of the order of SoCs according to
their part numbers.
Fixes: 9c57c4a9a45c0 ("dt-bindings: soc: renesas: Document Renesas RZ/G3S SoC variants")
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>... | ```diff
diff --git a/Documentation/devicetree/bindings/soc/renesas/renesas.yaml b/Documentation/devicetree/bindings/soc/renesas/renesas.yaml
index 1a228dd4822c..c1ce4da2dc32 100644
--- a/Documentation/devicetree/bindings/soc/renesas/renesas.yaml
+++ b/Documentation/devicetree/bindings/soc/renesas/renesas.yaml
@@ -488,1... |
46fb5dd9ca289953fa791b2bb060dac7f8002ae0 | Analyze and fix the following issue in the Linux kernel code: clk: renesas: r9a07g04[34]: Fix typo for sel_shdi variable | Problem Details:
Fix typo for sel_shdi variable.
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20240131102930.1841901-3-claudiu.beznea.uj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.b... | ```diff
diff --git a/drivers/clk/renesas/r9a07g043-cpg.c b/drivers/clk/renesas/r9a07g043-cpg.c
index 078364ac739e..33532673d25d 100644
--- a/drivers/clk/renesas/r9a07g043-cpg.c
+++ b/drivers/clk/renesas/r9a07g043-cpg.c
@@ -88,7 +88,7 @@ static const struct clk_div_table dtable_1_32[] = {
/* Mux clock tables */
static... |
9b2a11c83859c06233049b134bd8ee974b284559 | Analyze and fix the following issue in the Linux kernel code: clk: renesas: r9a07g04[34]: Use SEL_SDHI1_STS status configuration for SD1 mux | Problem Details:
The status configuration for SD1 mux clock is SEL_SDHI1_STS. Fix it.
Fixes: 16b86e5c03c5 ("clk: renesas: rzg2l: Refactor SD mux driver")
Reported-by: Hien Huynh <hien.huynh.px@renesas.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@g... | ```diff
diff --git a/drivers/clk/renesas/r9a07g043-cpg.c b/drivers/clk/renesas/r9a07g043-cpg.c
index acfb06cad441..078364ac739e 100644
--- a/drivers/clk/renesas/r9a07g043-cpg.c
+++ b/drivers/clk/renesas/r9a07g043-cpg.c
@@ -139,7 +139,7 @@ static const struct cpg_core_clk r9a07g043_core_clks[] __initconst = {
DEF_FIXE... |
d1b32a83a02d9433dbd8c5f4d6fc44aa597755bd | Analyze and fix the following issue in the Linux kernel code: clk: renesas: r8a779f0: Correct PFC/GPIO parent clock | Problem Details:
According to the R-Car S4 Series Hardware User’s Manual Rev.0.81, the
parent clock of the Pin Function (PFC/GPIO) module clock is the CP
clock.
As this clock is not documented to exist on R-Car S4, use the CPEX clock
instead.
Fixes: 73421f2a48e6bd1d ("clk: renesas: r8a779f0: Add PFC clock")
Signed-of... | ```diff
diff --git a/drivers/clk/renesas/r8a779f0-cpg-mssr.c b/drivers/clk/renesas/r8a779f0-cpg-mssr.c
index f721835c7e21..cc06127406ab 100644
--- a/drivers/clk/renesas/r8a779f0-cpg-mssr.c
+++ b/drivers/clk/renesas/r8a779f0-cpg-mssr.c
@@ -161,7 +161,7 @@ static const struct mssr_mod_clk r8a779f0_mod_clks[] __initconst ... |
abb3fa662b8f8eaed1590b0e7a4e19eda467cdd3 | Analyze and fix the following issue in the Linux kernel code: clk: renesas: r8a779g0: Correct PFC/GPIO parent clocks | Problem Details:
According to the R-Car V4H Series Hardware User’s Manual Rev.1.00, the
parent clock of the Pin Function (PFC/GPIO) module clocks is the CP
clock.
Fix this by adding the missing CP clock, and correcting the PFC parents.
Fixes: f2afa78d5a0c0b0b ("dt-bindings: clock: Add r8a779g0 CPG Core Clock Definiti... | ```diff
diff --git a/drivers/clk/renesas/r8a779g0-cpg-mssr.c b/drivers/clk/renesas/r8a779g0-cpg-mssr.c
index 31b13c997a05..c4b1938db76b 100644
--- a/drivers/clk/renesas/r8a779g0-cpg-mssr.c
+++ b/drivers/clk/renesas/r8a779g0-cpg-mssr.c
@@ -22,7 +22,7 @@
enum clk_ids {
/* Core Clock Outputs exported to DT */
- LAST_... |
b6802b61a9d0e99dcfa6fff7c50db7c48a9623d3 | Analyze and fix the following issue in the Linux kernel code: drm/crtc: fix uninitialized variable use even harder | Problem Details:
DRM_MODESET_LOCK_ALL_BEGIN() has a hidden trap-door (aka retry loop),
which means we can't rely too much on variable initializers.
Fixes: 6e455f5dcdd1 ("drm/crtc: fix uninitialized variable use")
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Revi... | ```diff
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index cb90e70d85e8..65f9f66933bb 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -904,6 +904,7 @@ out:
connector_set = NULL;
fb = NULL;
mode = NULL;
+ num_connectors = 0;
DRM_MODESET_LOCK_ALL_END(dev, ctx,... |
fe0b1e9a73d60f01fdc391925be74e823af7c91d | Analyze and fix the following issue in the Linux kernel code: drbd: fix function cast warnings in state machine | Problem Details:
There are four state machines in drbd that use a common infrastructure, with
a cast to an incompatible function type in REMEMBER_STATE_CHANGE that clang-16
now warns about:
drivers/block/drbd/drbd_state.c:1632:3: error: cast from 'int (*)(struct sk_buff *, unsigned int, struct drbd_resource_state_chan... | ```diff
diff --git a/drivers/block/drbd/drbd_state.c b/drivers/block/drbd/drbd_state.c
index 287a8d1d3f70..e858e7e0383f 100644
--- a/drivers/block/drbd/drbd_state.c
+++ b/drivers/block/drbd/drbd_state.c
@@ -1542,9 +1542,10 @@ int drbd_bitmap_io_from_worker(struct drbd_device *device,
int notify_resource_state_change... |
7789bf05529889a39bcf4cd17a68521de063b88b | Analyze and fix the following issue in the Linux kernel code: floppy: fix function pointer cast warnings | Problem Details:
clang-16 complains about a control flow integrity (kcfi) violation
casting between incompatible pointers:
drivers/block/floppy.c:2001:11: error: cast from 'void (*)(void)' to 'done_f' (aka 'void (*)(int)') converts to incompatible function type [-Werror,-Wcast-function-type-strict]
2001 | .do... | ```diff
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index d0e41d52d6a9..2ba0ba135951 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -530,14 +530,13 @@ static struct format_descr format_req;
static char *floppy_track_buffer;
static int max_buffer_sectors;
-typedef void (*done_f)... |
269e31aecdd0b70f53a05def79480f15cbcc0fd6 | Analyze and fix the following issue in the Linux kernel code: spi-mxs: Fix chipselect glitch | Problem Details:
There was a change in the mxs-dma engine that uses a new custom flag.
The change was not applied to the mxs spi driver.
This results in chipselect being deasserted too early.
This fixes the chipselect problem by using the new flag in the mxs-spi
driver.
Fixes: ceeeb99cd821 ("dmaengine: mxs: rename cus... | ```diff
diff --git a/drivers/spi/spi-mxs.c b/drivers/spi/spi-mxs.c
index 1bf080339b5a..88cbe4f00cc3 100644
--- a/drivers/spi/spi-mxs.c
+++ b/drivers/spi/spi-mxs.c
@@ -39,6 +39,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/mxs-spi.h>
#include <trace/events/spi.h>
+#include <linux/dma/mxs-dma.h>
#define DRIVE... |
e5d40e9afd84cec01cdbbbfe62d52f89959ab3ee | Analyze and fix the following issue in the Linux kernel code: regulator: max5970: Fix regulator child node name | Problem Details:
Update regulator child node name to lower case i.e., sw0 & sw1 as
descibed in max5970 dt binding.
Signed-off-by: Naresh Solanki <naresh.solanki@9elements.com>
Link: https://msgid.link/r/20240213145801.2564518-1-naresh.solanki@9elements.com
Signed-off-by: Mark Brown <broonie@kernel.org> | ```diff
diff --git a/drivers/regulator/max5970-regulator.c b/drivers/regulator/max5970-regulator.c
index 830a1c4cd705..8bbcd983a74a 100644
--- a/drivers/regulator/max5970-regulator.c
+++ b/drivers/regulator/max5970-regulator.c
@@ -29,8 +29,8 @@ struct max5970_regulator {
};
enum max597x_regulator_id {
- MAX597X_SW0... |
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