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0ea09cbf8350b70ad44d67a1dcb379008a356034
Analyze and fix the following issue in the Linux kernel code: docs: netdev: add a note on selftest posting
Problem Details: We haven't had much discussion on the list about this, but a handful of people have been confused about rules on posting selftests for fixes, lately. I tend to post fixes with their respective selftests in the same series. There are tradeoffs around size of the net tree and conflicts but so far it hasn...
```diff diff --git a/Documentation/process/maintainer-netdev.rst b/Documentation/process/maintainer-netdev.rst index e497729525d5..1ac62dc3a66f 100644 --- a/Documentation/process/maintainer-netdev.rst +++ b/Documentation/process/maintainer-netdev.rst @@ -311,6 +311,14 @@ to the mailing list, e.g.:: Posting as one thre...
415f135ace7fd824cde083184a922e39156055b5
Analyze and fix the following issue in the Linux kernel code: rtase: Fix improper release of ring list entries in rtase_sw_reset
Problem Details: Since rtase_init_ring, which is called within rtase_sw_reset, adds ring entries already present in the ring list back into the list, it causes the ring list to form a cycle. This results in list_for_each_entry_safe failing to find an endpoint during traversal, leading to an error. Therefore, it is nece...
```diff diff --git a/drivers/net/ethernet/realtek/rtase/rtase_main.c b/drivers/net/ethernet/realtek/rtase/rtase_main.c index 3bd11cb56294..2aacc1996796 100644 --- a/drivers/net/ethernet/realtek/rtase/rtase_main.c +++ b/drivers/net/ethernet/realtek/rtase/rtase_main.c @@ -1501,7 +1501,10 @@ static void rtase_wait_for_qui...
9318dc2357b6b8b2ea1200ab7f2d5877851b7382
Analyze and fix the following issue in the Linux kernel code: selftests: bonding: fix incorrect mac address
Problem Details: The correct mac address for NS target 2001:db8::254 is 33:33:ff:00:02:54, not 33:33:00:00:02:54. The same with client maddress. Fixes: 86fb6173d11e ("selftests: bonding: add ns multicast group testing") Acked-by: Jay Vosburgh <jv@jvosburgh.net> Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org> Si...
```diff diff --git a/tools/testing/selftests/drivers/net/bonding/bond_options.sh b/tools/testing/selftests/drivers/net/bonding/bond_options.sh index edc56e2cc606..7bc148889ca7 100755 --- a/tools/testing/selftests/drivers/net/bonding/bond_options.sh +++ b/tools/testing/selftests/drivers/net/bonding/bond_options.sh @@ -1...
0c5e145a350de3b38cd5ae77a401b12c46fb7c1d
Analyze and fix the following issue in the Linux kernel code: bonding: fix incorrect MAC address setting to receive NS messages
Problem Details: When validation on the backup slave is enabled, we need to validate the Neighbor Solicitation (NS) messages received on the backup slave. To receive these messages, the correct destination MAC address must be added to the slave. However, the target in bonding is a unicast address, which we cannot use d...
```diff diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index 327b6ecdc77e..d1b095af253b 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -1242,10 +1242,28 @@ static bool slave_can_set_ns_maddr(const struct bonding *bond, struct slave *sla ...
f5d83cf0eeb90fade4d5c4d17d24b8bee9ceeecc
Analyze and fix the following issue in the Linux kernel code: net: mctp: unshare packets when reassembling
Problem Details: Ensure that the frag_list used for reassembly isn't shared with other packets. This avoids incorrect reassembly when packets are cloned, and prevents a memory leak due to circular references between fragments and their skb_shared_info. The upcoming MCTP-over-USB driver uses skb_clone which can trigger...
```diff diff --git a/net/mctp/route.c b/net/mctp/route.c index 3f2bd65ff5e3..4c460160914f 100644 --- a/net/mctp/route.c +++ b/net/mctp/route.c @@ -332,8 +332,14 @@ static int mctp_frag_queue(struct mctp_sk_key *key, struct sk_buff *skb) & MCTP_HDR_SEQ_MASK; if (!key->reasm_head) { - key->reasm_head = skb; - ke...
986a6f5eacb900ea0f6036ef724b26e76be40f65
Analyze and fix the following issue in the Linux kernel code: vboxsf: Add __nonstring annotations for unterminated strings
Problem Details: When a character array without a terminating NUL character has a static initializer, GCC 15's -Wunterminated-string-initialization will only warn if the array lacks the "nonstring" attribute[1]. Mark the arrays with __nonstring to and correctly identify the char array as "not a C string" and thereby el...
```diff diff --git a/fs/vboxsf/super.c b/fs/vboxsf/super.c index 1d94bb784108..0bc96ab6580b 100644 --- a/fs/vboxsf/super.c +++ b/fs/vboxsf/super.c @@ -21,8 +21,7 @@ #define VBOXSF_SUPER_MAGIC 0x786f4256 /* 'VBox' little endian */ -static const unsigned char VBSF_MOUNT_SIGNATURE[4] = { '\000', '\377', '\376', - ...
b7bc85480b03765a7993262f2c333628c36fbc45
Analyze and fix the following issue in the Linux kernel code: xfs: trigger zone GC when out of available rt blocks
Problem Details: We periodically check the available rt blocks when filling up zones and start GC if needed, but we may run completely out in between filling zones, so start GC(unless already running) if we can't reserve writable space. This should only happen as a corner case in setups with very few backing zones. F...
```diff diff --git a/fs/xfs/xfs_zone_space_resv.c b/fs/xfs/xfs_zone_space_resv.c index 4bf1b18aa7a7..93c9a7721139 100644 --- a/fs/xfs/xfs_zone_space_resv.c +++ b/fs/xfs/xfs_zone_space_resv.c @@ -159,6 +159,16 @@ xfs_zoned_reserve_available( if (error != -ENOSPC) break; + /* + * Make sure to start GC if it i...
f7edb07ad7c66eab3dce57384f33b9799d579133
Analyze and fix the following issue in the Linux kernel code: Fix mmu notifiers for range-based invalidates
Problem Details: Update the __flush_tlb_range_op macro not to modify its parameters as these are unexepcted semantics. In practice, this fixes the call to mmu_notifier_arch_invalidate_secondary_tlbs() in __flush_tlb_range_nosync() to use the correct range instead of an empty range with start=end. The empty range was (u...
```diff diff --git a/arch/arm64/include/asm/tlbflush.h b/arch/arm64/include/asm/tlbflush.h index bc94e036a26b..8104aee4f9a0 100644 --- a/arch/arm64/include/asm/tlbflush.h +++ b/arch/arm64/include/asm/tlbflush.h @@ -396,33 +396,35 @@ static inline void arch_tlbbatch_flush(struct arch_tlbflush_unmap_batch *batch) #defin...
d4234d131b0a3f9e65973f1cdc71bb3560f5d14b
Analyze and fix the following issue in the Linux kernel code: arm64: mm: Populate vmemmap at the page level if not section aligned
Problem Details: On the arm64 platform with 4K base page config, SECTION_SIZE_BITS is set to 27, making one section 128M. The related page struct which vmemmap points to is 2M then. Commit c1cc1552616d ("arm64: MMU initialisation") optimizes the vmemmap to populate at the PMD section level which was suitable initially ...
```diff diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index b4df5bc5b1b8..1dfe1a8efdbe 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -1177,8 +1177,11 @@ int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node, struct vmem_altmap *altmap) { WARN_ON((start < VMEMMAP_...
62531a1effa87bdab12d5104015af72e60d926ff
Analyze and fix the following issue in the Linux kernel code: net: switchdev: Convert blocking notification chain to a raw one
Problem Details: A blocking notification chain uses a read-write semaphore to protect the integrity of the chain. The semaphore is acquired for writing when adding / removing notifiers to / from the chain and acquired for reading when traversing the chain and informing notifiers about an event. In case of the blocking...
```diff diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c index 6488ead9e464..4d5fbacef496 100644 --- a/net/switchdev/switchdev.c +++ b/net/switchdev/switchdev.c @@ -472,7 +472,7 @@ bool switchdev_port_obj_act_is_deferred(struct net_device *dev, EXPORT_SYMBOL_GPL(switchdev_port_obj_act_is_deferred); ...
9002ba67fb1e275f9cba38b4af42ebe43638fb5c
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: Fix bit size calculation in iwl_dbgfs_tas_get_status_read
Problem Details: Corrected the bit size calculation in the for_each_set_bit macro in the iwl_dbgfs_tas_get_status_read(). The previous implementation used sizeof(dyn_status), which only accounts for the number of bytes. This has been updated to TAS_DYNA_STATUS_MAX to ensure the loop iterates over the correct number of ...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 6ffc04a23c6c..1289ff3ab162 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -698,11 +698,9 @@ static ssize_t iwl_dbgfs_tas...
eb29b4ffafb20281624dcd2cbb768d6f30edf600
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: fix debug actions order
Problem Details: The order of actions taken for debug was implemented incorrectly. Now we implemented the dump split and do the FW reset only in the middle of the dump (rather than the FW killing itself on error.) As a result, some of the actions taken when applying the config will now crash the device, so we need to f...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c index 08d990ba8a79..ce787326aa69 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-...
abecf9ba94aa6784a33a5526bb83a43c977322e4
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: cleanup of TAS structure and enums
Problem Details: Removed mvm prefix from the following structures and enum names: 1. struct iwl_tas_status_per_mac 2. struct iwl_tas_status_resp 3. enum iwl_tas_dyna_status 4. enum iwl_tas_statically_disabled_reason As these structures and enums are not specific to mvm. Replaced TAS_LMAC_BAND_LB, TAS_LMAC_BAND_HB, and...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h index aa88e91d117e..e1b6795c1f64 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: ...
8d4aaec6608298451f55c65f532a8ec98436bec1
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: fix print for ECKV
Problem Details: The print was obviously wrong. We are handling ECKV and not WRDD in this function. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://patch.msgid.link/20250308231426.e006c6b21432.I318fed724709f9ee7a0c369e1cf5e1...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c index b4438b1f8dad..386aadbce2a2 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c @@ -690,7 +690,7 @@ int iwl_uefi_get_eckv(struct iwl_fw_runtime *...
3ea2970b0578011ab8402ad0cff39712255f63df
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: fix the ECKV UEFI variable name
Problem Details: This UEFI variable name was badly named. Fix its name and also use the right GUID to find it: we need to use the BT_WIFI (a.k.a. Common) GUID. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://patch.msgid.link...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c index 78bd0eb7aa92..b4438b1f8dad 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Cla...
ff4d8998e84dcf52ba74716ab0512217eace6734
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: set WMM in ML reconfiguration
Problem Details: In the per-STA profiles for added links in multi-link reconfiguration the WMM element should be included. Fix that. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://patch.msgid.link/20250308225541.59902f783420.I362c3...
```diff diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 94d9d9ca42fe..bfd3653a5b84 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -10435,6 +10435,7 @@ int ieee80211_mgd_assoc_ml_reconf(struct ieee80211_sub_if_data *sdata, return -ENOMEM; data->assoc_link_id = -1; + data->wmm = true...
82306ea157ad5d1dc8126f81a989e61bf1001c0d
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: fix ML reconf reset in disconnect
Problem Details: If disconnecting while ML reconfiguration is in progress, the data isn't freed because the reset call is too late, after the vif already switches to non-MLD. Move the call to fix that. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Reviewed-by: Ilan Peer <ilan.peer@intel.com> Signed-off-by: Mi...
```diff diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 60a585caa96d..9c4d4f04b23e 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -4152,16 +4152,16 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, wiphy_work_cancel(sdata->local->hw.wiphy, &ifmgd->teardown_tt...
0e104aa3676d020f6c442cd7fbaeb72adaaab6fc
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: fix warning on disconnect during failed ML reconf
Problem Details: If multi-link reconfiguration fails, we can disconnect with a local link already allocated but the BSS entry not assigned yet, which leads to a warning in cfg80211. Add a check to avoid the warning. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Reviewed-by: Ilan Peer <ilan.peer@intel.com> Sig...
```diff diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 85ae66197674..f3bf66d4ce6a 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -4466,7 +4466,7 @@ static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata) struct ieee80211_link_data *link; link = sdata_dereference(sd...
700014d3ad1fd6e55c8f9ffa817514d3fbb5286e
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: fix userspace_selectors corruption
Problem Details: Spotted during code review, the selectors need to be large enough for a 128-bit bitmap, not a single unsigned long, otherwise we have stack corruption. We should also allow passing selectors from userspace, but that should be a separate change. Signed-off-by: Johannes Berg <johannes.berg@intel.com> R...
```diff diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 426c0246fe1f..85ae66197674 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -9914,8 +9914,6 @@ EXPORT_SYMBOL(ieee80211_disable_rssi_reports); static void ieee80211_ml_reconf_selectors(unsigned long *userspace_selectors) { - *userspace...
65bff0be9b154621b617fc2e4bd89f1e18e97cdb
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211_hwsim: Fix MLD address translation
Problem Details: Do address translations only between shared links. It is possible that while an non-AP MLD station and an AP MLD station have shared links, the frame is intended to be sent on a link which is not shared (for example when sending a probe response). Signed-off-by: Ilan Peer <ilan.peer@intel.com> Signed-...
```diff diff --git a/drivers/net/wireless/virtual/mac80211_hwsim.c b/drivers/net/wireless/virtual/mac80211_hwsim.c index d0d9dab7f11f..b426f3bfab28 100644 --- a/drivers/net/wireless/virtual/mac80211_hwsim.c +++ b/drivers/net/wireless/virtual/mac80211_hwsim.c @@ -4,7 +4,7 @@ * Copyright (c) 2008, Jouni Malinen <j@w1.f...
7a6a740be17e049a2742c76bb1dadb3d78c930d9
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: fix U-APSD check in ML reconfiguration
Problem Details: If U-APSD isn't enabled by us, then IEEE80211_STA_UAPSD_ENABLED won't be set, but the AP can still support it in that case. Only require U-APSD from the AP if we enabled it, don't require it to be disabled on the AP if we didn't. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Reviewed-by: Ilan...
```diff diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 87ebeec2877d..426c0246fe1f 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -10492,12 +10492,11 @@ int ieee80211_mgd_assoc_ml_reconf(struct ieee80211_sub_if_data *sdata, } } - /* Require U-APSD support to be similar to the curre...
cf4bd1608882792d4742e27a819493312904a680
Analyze and fix the following issue in the Linux kernel code: wifi: cfg80211: allow IR in 20 MHz configurations
Problem Details: Some regulatory bodies doesn't allow IR (initiate radioation) on a specific subband, but allows it for channels with a bandwidth of 20 MHz. Add a channel flag that indicates that, and consider it in cfg80211_reg_check_beaconing. While on it, fix the kernel doc of enum nl80211_reg_rule_flags and change...
```diff diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 29b9cf0fe6c8..0d423830a8ed 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -127,6 +127,8 @@ struct wiphy; * even if it is otherwise disabled. * @IEEE80211_CHAN_ALLOW_6GHZ_VLP_AP: Allow using this channel for AP operation ...
2494fce26e434071a7ce994f3e4e89a310249f3b
Analyze and fix the following issue in the Linux kernel code: sh: remove duplicate ioread/iowrite helpers
Problem Details: The ioread/iowrite functions on sh only do memory mapped I/O like the generic verion, and never map onto non-MMIO inb/outb variants, so they just add complexity. In particular, the use of asm-generic/iomap.h ties the declaration to the x86 implementation. Remove the custom versions and use the archite...
```diff diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index cf5eab840d57..0f663ebec700 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -19,7 +19,6 @@ #include <asm/machvec.h> #include <asm/page.h> #include <linux/pgtable.h> -#include <asm-generic/iomap.h> #define __IO_PR...
12d8f318347b1d4feac48e8ac351d3786af39599
Analyze and fix the following issue in the Linux kernel code: drm/dp_mst: Fix locking when skipping CSN before topology probing
Problem Details: The handling of the MST Connection Status Notify message is skipped if the probing of the topology is still pending. Acquiring the drm_dp_mst_topology_mgr::probe_lock for this in drm_dp_mst_handle_up_req() is problematic: the task/work this function is called from is also responsible for handling MST d...
```diff diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c index 06c91c5b7f7c..6d09bef671da 100644 --- a/drivers/gpu/drm/display/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c @@ -4025,6 +4025,22 @@ out: return 0; } +static bool pri...
29c09cf200f736138707857696d1f6db2db0299b
Analyze and fix the following issue in the Linux kernel code: drm/i915/dp: Queue a link check after link training is complete
Problem Details: After link training - both in case of a passing and failing LT result - a work is scheduled to check the link state. This check should take place after the link training is completed by disabling the link training pattern and setting intel_dp::link_trained=true. Atm, the work is scheduled before these ...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c index 5d549ac4de1c..ded246bbf232 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c @@ -56,6 +56,8 @@ lt_dbg(_...
35021b5b15de0c4eceecda9e2dadab2e5e56b7e2
Analyze and fix the following issue in the Linux kernel code: drm/i915/dp: Fix link training interrupted by a short HPD pulse
Problem Details: During Display Port link training the handling of HPD pulses should be prevented, as that handling can interfere with the link training: - Accessing DPCD registers outside the range of link training registers are not allowed by the Standard (see DP Standard v2.1, 3.5.2.16.1, 3.6.6.1). The pulse ha...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c index 581f1dab618e..5d549ac4de1c 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c @@ -1124,6 +1124,8 @@ intel_d...
0d77a3e0ea90a7ee25755a94694cdfd822c9db6b
Analyze and fix the following issue in the Linux kernel code: drm/i915/hpd: Add support for blocking the IRQ handling on an HPD pin
Problem Details: Add support for blocking the IRQ handling on the HPD pin of a given encoder, handling IRQs that arrived while in the blocked state after unblocking the IRQ handling. This will be used by a follow-up change, which blocks/unblocks the IRQ handling around DP link training. This is similar to the intel_hp...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_display_core.h b/drivers/gpu/drm/i915/display/intel_display_core.h index afb2184bf233..3673275f9061 100644 --- a/drivers/gpu/drm/i915/display/intel_display_core.h +++ b/drivers/gpu/drm/i915/display/intel_display_core.h @@ -160,6 +160,7 @@ struct intel_hotplug { ...
986c50f6bca109c6cf362b4e2babcb85aba958f6
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to avoid accessing uninitialized curseg
Problem Details: syzbot reports a f2fs bug as below: F2FS-fs (loop3): Stopped filesystem due to reason: 7 kworker/u8:7: attempt to access beyond end of device BUG: unable to handle page fault for address: ffffed1604ea3dfa RIP: 0010:get_ckpt_valid_blocks fs/f2fs/segment.h:361 [inline] RIP: 0010:has_curseg_enough_space ...
```diff diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c index 30259e73145b..aa2f41696a88 100644 --- a/fs/f2fs/inode.c +++ b/fs/f2fs/inode.c @@ -793,6 +793,13 @@ int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc) !is_inode_flag_set(inode, FI_DIRTY_INODE)) return 0; + /* + * no need to updat...
c54e2f908da30a6c66195a6d0aba6412c673ec2c
Analyze and fix the following issue in the Linux kernel code: arm64: dts: imx8mp: change AUDIO_AXI_CLK_ROOT freq. to 800MHz
Problem Details: AUDIO_AXI_CLK_ROOT can't run at currently requested 600MHz w/ its parent SYS_PLL1 configured at 800MHz. Configure it to run at 800MHz as some applications running on the DSP expect the core to run at this frequency anyways. This change also affects the AUDIOMIX NoC. Fixes: b739681b3f8b ("arm64: dts: i...
```diff diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index abb272682deb..ce6793b2d57e 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -834,7 +834,7 @@ assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800...
cfe47a3d3f7440cd1bdf2a169b325257eba01534
Analyze and fix the following issue in the Linux kernel code: arm64: dts: imx8mp: add AUDIO_AXI_CLK_ROOT to AUDIOMIX block
Problem Details: Needed because the DSP and OCRAM_A components from AUDIOMIX are clocked by AUDIO_AXI_CLK_ROOT instead of AUDIO_AHB_CLK_ROOT. Fixes: b86c3afabb4f ("arm64: dts: imx8mp: Add SAI, SDMA, AudioMIX") Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com> Reviewed-by: Iuliana Prodan <iuliana.prodan@nx...
```diff diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index aeaa6a5c2f56..abb272682deb 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1619,10 +1619,11 @@ <&clk IMX8MP_CLK_SAI3>, <&clk IMX8MP_CL...
3c8d7b5d2bed442b5e85f88d9338b8afcb83dab8
Analyze and fix the following issue in the Linux kernel code: arm64: dts: imx95: add ref clock for pcie nodes
Problem Details: Add "ref" clock for i.MX95's pcie and fix below CHECK_DTBS warnings: arch/arm64/boot/dts/freescale/imx95-19x19-evk.dtb: pcie@4c300000: clock-names: ['pcie', 'pcie_bus', 'pcie_phy', 'pcie_aux'] is too short from schema $id: http://devicetree.org/schemas/pci/fsl,imx6q-pcie.yaml Signed-off-by: Frank Li ...
```diff diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi b/arch/arm64/boot/dts/freescale/imx95.dtsi index 51625bc9154e..9bb26b466a06 100644 --- a/arch/arm64/boot/dts/freescale/imx95.dtsi +++ b/arch/arm64/boot/dts/freescale/imx95.dtsi @@ -291,6 +291,13 @@ clock-output-names = "sai5_mclk"; }; + clk_sys100m: c...
bcd240b231650c49ad500ce7887ab8657b0dd7b0
Analyze and fix the following issue in the Linux kernel code: arm64: dts: mba8xx: Remove invalid property disable-gpio
Problem Details: disable-gpio is an (old) downstream kernel property, which slipped into DT. Remove it. Fixes: c01a26b8897a ("arm64: dts: mba8xx: Add PCIe support") Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com> Reviewed-by: Frank Li <Frank.Li@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
```diff diff --git a/arch/arm64/boot/dts/freescale/mba8xx.dtsi b/arch/arm64/boot/dts/freescale/mba8xx.dtsi index 117f65728319..c4b5663949ad 100644 --- a/arch/arm64/boot/dts/freescale/mba8xx.dtsi +++ b/arch/arm64/boot/dts/freescale/mba8xx.dtsi @@ -328,7 +328,6 @@ pinctrl-0 = <&pinctrl_pcieb>; pinctrl-names = "defaul...
22d8f69c8ddcd036d6e81589e95a058b86272bd1
Analyze and fix the following issue in the Linux kernel code: ARM: dts: imx6ul-tqma6ul1: Change include order to disable fec2 node
Problem Details: TQMa6UL1 has only one FEC which needs to be disabled as one of the last steps. imx6ul-tqma6ul2.dtsi can't be included in imx6ul-tqma6ul1.dtsi as the defaults from imx6ul.dtsi will be applied again. Fixes: 7b8861d8e627 ("ARM: dts: imx6ul: add TQ-Systems MBa6ULx device trees") Signed-off-by: Max Merchel...
```diff diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul1-mba6ulx.dts b/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul1-mba6ulx.dts index f2a5f17f312e..2e7b96e7b791 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul1-mba6ulx.dts +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul1-mba6ulx.dts @@ -6,8 +6,9 @@ /dts-v1/; ...
03d6b803e14fd259dbfdf76fd6ceb09399161434
Analyze and fix the following issue in the Linux kernel code: arm64: dts: im8mq-librem5: move dwc3 usb port under ports
Problem Details: Move port@0 and port@1 under ports to fix below DTB_CHECK warnings. arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dtb: usb@38100000: port@0:reg:0:0: 0 is less than the minimum of 1 from schema $id: http://devicetree.org/schemas/usb/snps,dwc3.yaml# arch/arm64/boot/dts/freescale/imx8mq-librem5-de...
```diff diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts index 9d8e7231b7c6..d9f203c79519 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts @@ -979,24 +979,27 @@...
1ff701b3e07f05ae90886a7d1ab0529536714ab2
Analyze and fix the following issue in the Linux kernel code: ARM: dts: imx53-mba53: Fix the PCA9554 compatible
Problem Details: gpio-pca95xx.yaml documents 'nxp,pca9554', so use this compatible to fix the following dt-schema warning: failed to match any schema with compatible: ['pca9554'] Signed-off-by: Fabio Estevam <festevam@denx.de> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Alexander St...
```diff diff --git a/arch/arm/boot/dts/nxp/imx/imx53-mba53.dts b/arch/arm/boot/dts/nxp/imx/imx53-mba53.dts index c14eb7280f09..3cdb87ac1d7c 100644 --- a/arch/arm/boot/dts/nxp/imx/imx53-mba53.dts +++ b/arch/arm/boot/dts/nxp/imx/imx53-mba53.dts @@ -162,7 +162,7 @@ }; expander: pca9554@20 { - compatible = "pca9554"...
a1ea2f97e7ddf982bf5c81cf25a7525f8e6f31f6
Analyze and fix the following issue in the Linux kernel code: ARM: dts: imx31: Use nand-controller as node name
Problem Details: According to mxc-nand.yaml, the correct node name must be 'nand-controller'. Change it accordingly to fix the following dt-schema warning: $nodename:0: 'nand@b8000000' does not match '^nand-controller(@.*)?' Signed-off-by: Fabio Estevam <festevam@denx.de> Signed-off-by: Shawn Guo <shawnguo@kernel.or...
```diff diff --git a/arch/arm/boot/dts/nxp/imx/imx31.dtsi b/arch/arm/boot/dts/nxp/imx/imx31.dtsi index 00006c90d9a7..813a81558c40 100644 --- a/arch/arm/boot/dts/nxp/imx/imx31.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx31.dtsi @@ -340,7 +340,7 @@ #address-cells = <1>; #size-cells = <1>; - nfc: nand@b8000000 { +...
41e478801c76c65419fec8be70dfce9eb10d34b1
Analyze and fix the following issue in the Linux kernel code: ARM: dts: vfxxx: Fix the order of the DMA entries
Problem Details: According to fsl,dspi.yaml the expected order for describing the dmas and dma-names properties is "tx" first, followed by "rx". Adjust it acordingly to fix the following dt-schema warnings: spi@4002c000: dma-names:0: 'tx' was expected spi@4002c000: dma-names:1: 'rx' was expected Signed-off-by: Fabio...
```diff diff --git a/arch/arm/boot/dts/nxp/vf/vfxxx.dtsi b/arch/arm/boot/dts/nxp/vf/vfxxx.dtsi index 6334ad4aec4b..597f20be82f1 100644 --- a/arch/arm/boot/dts/nxp/vf/vfxxx.dtsi +++ b/arch/arm/boot/dts/nxp/vf/vfxxx.dtsi @@ -158,8 +158,8 @@ clocks = <&clks VF610_CLK_DSPI0>; clock-names = "dspi"; spi-num-ch...
63c0933fae4866d6e1319250d085bfa9ff2604a2
Analyze and fix the following issue in the Linux kernel code: ARM: dts: tqma6ul: Add partitions subnode to spi-nor
Problem Details: The bootloader adds MTD partitions in this subnode if present, or in the spi-nor node itself otherwise. Setting #size-cells in MTD nodes itself is deprecated by mtd.yaml. Fix all this by adding an empty partitions node which the bootloader will fill with configured MTD partitions. Remove the deprecated...
```diff diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul-common.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul-common.dtsi index 1e4022cba3cc..2dd635a615cb 100644 --- a/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul-common.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx6ul-tqma6ul-common.dtsi @@ -164,12 +164,16 @@ flash0: f...
7dcbda8a1d9ee54471f61983f23a80c3b10416be
Analyze and fix the following issue in the Linux kernel code: scsi: storvsc: Don't report the host packet status as the hv status
Problem Details: The log statement reports the packet status code as the hv status code which causes confusion when debugging as "hv" might refer to a hypervisor, and sometimes to the host part of the Hyper-V virtualization stack. Fix the name of the datum being logged to clearly indicate the component reporting the e...
```diff diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c index a8614e54544e..35db061ae3ec 100644 --- a/drivers/scsi/storvsc_drv.c +++ b/drivers/scsi/storvsc_drv.c @@ -776,7 +776,7 @@ static void handle_multichannel_storage(struct hv_device *device, int max_chns) if (vstor_packet->operation != V...
334f795ff8fc061db448d205a252880a19d7c045
Analyze and fix the following issue in the Linux kernel code: Revert "io_uring/rsrc: simplify the bvec iter count calculation"
Problem Details: This reverts commit 2a51c327d4a4a2eb62d67f4ea13a17efd0f25c5c. The kernel registered bvecs do use the iov_iter_advance() API, so we can't rely on this simplification anymore. Fixes: 27cb27b6d5ea40 ("io_uring: add support for kernel registered bvecs") Reported-by: Caleb Sander Mateos <csander@purestora...
```diff diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index 5dd1e0827559..5fff6ba2b7c0 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -1024,7 +1024,7 @@ static int io_import_fixed(int ddir, struct iov_iter *iter, * and advance us to the beginning. */ offset = buf_addr - imu->ubuf; - iov_iter_bvec(iter, ...
632051ffbd90ba39947230297871c34e58e9fdad
Analyze and fix the following issue in the Linux kernel code: selftests: ublk: support shellcheck and fix all warning
Problem Details: Add shellcheck, meantime fixes all warnings. Signed-off-by: Ming Lei <ming.lei@redhat.com> Link: https://lore.kernel.org/r/20250303124324.3563605-6-ming.lei@redhat.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
```diff diff --git a/tools/testing/selftests/ublk/Makefile b/tools/testing/selftests/ublk/Makefile index 555a3ba5b481..9415f6f6df48 100644 --- a/tools/testing/selftests/ublk/Makefile +++ b/tools/testing/selftests/ublk/Makefile @@ -14,3 +14,6 @@ TEST_GEN_PROGS_EXTENDED = kublk include ../lib.mk $(TEST_GEN_PROGS_EXTE...
5b2db7a8c7e4cb0715d7eb04182aca8ee1eb30d5
Analyze and fix the following issue in the Linux kernel code: selftests: ublk: fix parsing '-a' argument
Problem Details: The argument of '-a' doesn't follow any value, so fix it by putting it with '-z' together. Fixes: bedc9cbc5f97 ("selftests: ublk: add ublk zero copy test") Signed-off-by: Ming Lei <ming.lei@redhat.com> Reviewed-by: Keith Busch <kbusch@kernel.org> Link: https://lore.kernel.org/r/20250303124324.3563605-...
```diff diff --git a/tools/testing/selftests/ublk/kublk.c b/tools/testing/selftests/ublk/kublk.c index 24557a3e5508..148355717ee7 100644 --- a/tools/testing/selftests/ublk/kublk.c +++ b/tools/testing/selftests/ublk/kublk.c @@ -1068,7 +1068,7 @@ int main(int argc, char *argv[]) return ret; optind = 2; - while ((o...
6dad43bb114983cab4aa74ae6e13318100447c80
Analyze and fix the following issue in the Linux kernel code: perf vendor events riscv: Add SiFive P650 events
Problem Details: The SiFive Performance P650 core (including the vector-enabled P670 and area-optimized P450/P470 variants) updates the P550 microarchitecture. It brings in the debug, trace, and counter events from newer Bullet cores, and adds new events for iTLB and dTLB multi-hits. All other PMU events are unchanged...
```diff diff --git a/tools/perf/pmu-events/arch/riscv/mapfile.csv b/tools/perf/pmu-events/arch/riscv/mapfile.csv index a301e9dbfd5a..0a7e7dcc81be 100644 --- a/tools/perf/pmu-events/arch/riscv/mapfile.csv +++ b/tools/perf/pmu-events/arch/riscv/mapfile.csv @@ -18,6 +18,7 @@ 0x489-0x8000000000000[1-9a-e]07-0x[78ac][[:xdi...
acaefd60493e265f1aefbc1b79d92367df6f676a
Analyze and fix the following issue in the Linux kernel code: perf vendor events riscv: Add SiFive Bullet version 0x07 events
Problem Details: SiFive Bullet microarchitecture cores with mimpid values starting with 0x07 or greater add new PMU events to support debug, trace, and counter sampling and filtering (Sscofpmf). All other PMU events are unchanged from earlier Bullet cores. Signed-off-by: Eric Lin <eric.lin@sifive.com> Co-developed-by...
```diff diff --git a/tools/perf/pmu-events/arch/riscv/mapfile.csv b/tools/perf/pmu-events/arch/riscv/mapfile.csv index 521f416b0006..8706d289215e 100644 --- a/tools/perf/pmu-events/arch/riscv/mapfile.csv +++ b/tools/perf/pmu-events/arch/riscv/mapfile.csv @@ -15,6 +15,7 @@ # #MVENDORID-MARCHID-MIMPID,Version,Filename,...
6565439894570a07b00dba0b739729fe6b56fba4
Analyze and fix the following issue in the Linux kernel code: dmaengine: ptdma: Utilize the AE4DMA engine's multi-queue functionality
Problem Details: As AE4DMA offers multi-channel functionality compared to PTDMA’s single queue, utilize multi-queue, which supports higher speeds than PTDMA, to achieve higher performance using the AE4DMA workqueue based mechanism. Fixes: 69a47b16a51b ("dmaengine: ptdma: Extend ptdma to support multi-channel and versi...
```diff diff --git a/drivers/dma/amd/ae4dma/ae4dma.h b/drivers/dma/amd/ae4dma/ae4dma.h index 265c5d436008..57f6048726bb 100644 --- a/drivers/dma/amd/ae4dma/ae4dma.h +++ b/drivers/dma/amd/ae4dma/ae4dma.h @@ -37,6 +37,8 @@ #define AE4_DMA_VERSION 4 #define CMD_AE4_DESC_DW0_VAL 2 +#define AE4_TIME_OUT 5000 + str...
feba04e6fdf4daccc83fc09d499a3e32c178edb4
Analyze and fix the following issue in the Linux kernel code: dmaengine: ae4dma: Use the MSI count and its corresponding IRQ number
Problem Details: Instead of using the defined maximum hardware queue, which can lead to incorrect values if the counts mismatch, use the exact supported MSI count and its corresponding IRQ number. Fixes: 90a30e268d9b ("dmaengine: ae4dma: Add AMD ae4dma controller driver") Signed-off-by: Basavaraj Natikar <Basavaraj.Na...
```diff diff --git a/drivers/dma/amd/ae4dma/ae4dma-pci.c b/drivers/dma/amd/ae4dma/ae4dma-pci.c index 7f96843f5215..2c63907db228 100644 --- a/drivers/dma/amd/ae4dma/ae4dma-pci.c +++ b/drivers/dma/amd/ae4dma/ae4dma-pci.c @@ -46,8 +46,8 @@ static int ae4_get_irqs(struct ae4_device *ae4) } else { ae4_msix->msix_coun...
b87c29c007e80f4737a056b3c5c21b5b5106b7f7
Analyze and fix the following issue in the Linux kernel code: dmaengine: ae4dma: Remove deprecated PCI IDs
Problem Details: Two previously used PCI IDs are deprecated and should not be used for AE4DMA. Hence, remove as they are unsupported for AE4DMA. Fixes: 90a30e268d9b ("dmaengine: ae4dma: Add AMD ae4dma controller driver") Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com> Link: https://lore.kernel.org/r/20250...
```diff diff --git a/drivers/dma/amd/ae4dma/ae4dma-pci.c b/drivers/dma/amd/ae4dma/ae4dma-pci.c index aad0dc4294a3..7f96843f5215 100644 --- a/drivers/dma/amd/ae4dma/ae4dma-pci.c +++ b/drivers/dma/amd/ae4dma/ae4dma-pci.c @@ -137,8 +137,6 @@ static void ae4_pci_remove(struct pci_dev *pdev) } static const struct pci_de...
fa70c4c3c580c239a0f9e83a14770ab026e8d820
Analyze and fix the following issue in the Linux kernel code: dmaengine: fsl-edma: free irq correctly in remove path
Problem Details: Add fsl_edma->txirq/errirq check to avoid below warning because no errirq at i.MX9 platform. Otherwise there will be kernel dump: WARNING: CPU: 0 PID: 11 at kernel/irq/devres.c:144 devm_free_irq+0x74/0x80 Modules linked in: CPU: 0 UID: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.12.0-rc7#18 Hardware nam...
```diff diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index 7eb4d898434b..756d67325db5 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -401,6 +401,7 @@ fsl_edma2_irq_init(struct platform_device *pdev, /* The last IRQ is for eDMA err */ if (i == count - 1) {...
c9c59da76ce9cb3f215b66eb3708cda1134a5206
Analyze and fix the following issue in the Linux kernel code: dmaengine: fsl-edma: cleanup chan after dma_async_device_unregister
Problem Details: There is kernel dump when do module test: sysfs: cannot create duplicate filename /devices/platform/soc@0/44000000.bus/44000000.dma-controller/dma/dma0chan0 __dma_async_device_channel_register+0x128/0x19c dma_async_device_register+0x150/0x454 fsl_edma_probe+0x6cc/0x8a0 platform_probe+0x68/0xc8 fsl...
```diff diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index 760c9e3e374c..7eb4d898434b 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -802,9 +802,9 @@ static void fsl_edma_remove(struct platform_device *pdev) struct fsl_edma_engine *fsl_edma = platform_get_drvda...
e87ca16e99118ab4e130a41bdf12abbf6a87656c
Analyze and fix the following issue in the Linux kernel code: dmaengine: dmatest: Fix dmatest waiting less when interrupted
Problem Details: Change the "wait for operation finish" logic to take interrupts into account. When using dmatest with idxd DMA engine, it's possible that during longer tests, the interrupt notifying the finish of an operation happens during wait_event_freezable_timeout(), which causes dmatest to cleanup all the resou...
```diff diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index 91b2fbc0b864..d891dfca358e 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -841,9 +841,9 @@ static int dmatest_func(void *data) } else { dma_async_issue_pending(chan); - wait_event_freezable_timeout(thread->done_wait, ...
87dd2850835dd7886726b428a8ef7d73a60520c7
Analyze and fix the following issue in the Linux kernel code: eth: bnxt: fix memory leak in queue reset
Problem Details: When the queue is reset, the bnxt_alloc_one_tpa_info() is called to allocate tpa_info for the new queue. And then the old queue's tpa_info should be removed by the bnxt_free_one_tpa_info(), but it is not called. So memory leak occurs. It adds the bnxt_free_one_tpa_info() in the bnxt_queue_mem_free(). ...
```diff diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index bee12d9b57ab..55f553debd3b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -15539,6 +15539,7 @@ static void bnxt_queue_mem_free(struct net_device *de...
f09af5fdfbd9b0fcee73aab1116904c53b199e97
Analyze and fix the following issue in the Linux kernel code: eth: bnxt: fix kernel panic in the bnxt_get_queue_stats{rx | tx}
Problem Details: When qstats-get operation is executed, callbacks of netdev_stats_ops are called. The bnxt_get_queue_stats{rx | tx} collect per-queue stats from sw_stats in the rings. But {rx | tx | cp}_ring are allocated when the interface is up. So, these rings are not allocated when the interface is down. The qstat...
```diff diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 9afb2c5072b1..bee12d9b57ab 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -15384,6 +15384,9 @@ static void bnxt_get_queue_stats_rx(struct net_device...
c03e7d05aa0e2f7e9a9ce5ad8a12471a53f941dc
Analyze and fix the following issue in the Linux kernel code: eth: bnxt: do not update checksum in bnxt_xdp_build_skb()
Problem Details: The bnxt_rx_pkt() updates ip_summed value at the end if checksum offload is enabled. When the XDP-MB program is attached and it returns XDP_PASS, the bnxt_xdp_build_skb() is called to update skb_shared_info. The main purpose of bnxt_xdp_build_skb() is to update skb_shared_info, but it updates ip_summed...
```diff diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 218109ee1c23..9afb2c5072b1 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2218,7 +2218,8 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_...
661958552eda5bf64bfafb4821cbdded935f1f68
Analyze and fix the following issue in the Linux kernel code: eth: bnxt: do not use BNXT_VNIC_NTUPLE unconditionally in queue restart logic
Problem Details: When a queue is restarted, it sets MRU to 0 for stopping packet flow. MRU variable is a member of vnic_info[], the first vnic_info is default and the second is ntuple. Only when ntuple is enabled(ethtool -K eth0 ntuple on), vnic_info for ntuple is allocated in init logic. The bp->nr_vnics indicates how...
```diff diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index acb9500ef930..218109ee1c23 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -15643,7 +15643,7 @@ static int bnxt_queue_start(struct net_device *dev, v...
ca2456e073957781e1184de68551c65161b2bd30
Analyze and fix the following issue in the Linux kernel code: eth: bnxt: return fail if interface is down in bnxt_queue_mem_alloc()
Problem Details: The bnxt_queue_mem_alloc() is called to allocate new queue memory when a queue is restarted. It internally accesses rx buffer descriptor corresponding to the index. The rx buffer descriptor is allocated and set when the interface is up and it's freed when the interface is down. So, if queue is restarte...
```diff diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 6b5fe4ee7a99..acb9500ef930 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -15447,6 +15447,9 @@ static int bnxt_queue_mem_alloc(struct net_device *de...
9f7b2aa5034e24d3c49db73d5f760c0435fe31c2
Analyze and fix the following issue in the Linux kernel code: eth: bnxt: fix truesize for mb-xdp-pass case
Problem Details: When mb-xdp is set and return is XDP_PASS, packet is converted from xdp_buff to sk_buff with xdp_update_skb_shared_info() in bnxt_xdp_build_skb(). bnxt_xdp_build_skb() passes incorrect truesize argument to xdp_update_skb_shared_info(). The truesize is calculated as BNXT_RX_PAGE_SIZE * sinfo->nr_frags b...
```diff diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 7b8b5b39c7bb..6b5fe4ee7a99 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2038,6 +2038,7 @@ static int bnxt_rx_pkt(struct bnxt *bp, struct bnxt_cp_...
67c4ea8267cf015653610278e0dc36c58e9a7363
Analyze and fix the following issue in the Linux kernel code: drm/sti: move to devm_platform_ioremap_resource() usage
Problem Details: Replace platform_get_resource/_byname + devm_ioremap with just devm_platform_ioremap_resource() Used Coccinelle to do this change. SmPl patch: @rule@ identifier res; expression ioremap; identifier pdev; constant mem; expression name; @@ -struct resource *res; ... -res = platform_get_resource_byname(p...
```diff diff --git a/drivers/gpu/drm/sti/sti_compositor.c b/drivers/gpu/drm/sti/sti_compositor.c index 063f82d23d80..8c529b0cca8b 100644 --- a/drivers/gpu/drm/sti/sti_compositor.c +++ b/drivers/gpu/drm/sti/sti_compositor.c @@ -177,7 +177,6 @@ static int sti_compositor_probe(struct platform_device *pdev) struct device...
08ae0d61c3d79bb5d52ae30ad4fc12442e966a23
Analyze and fix the following issue in the Linux kernel code: soundwire: take in count the bandwidth of a prepared stream
Problem Details: When a stream's state is marked as prepared, it is ready for playback/capture. Therefore, we need to include the stream's bandwidth when we calculate the required bandwidth of a bus. Fixes: 25befdf32aa40 ("soundwire: generic_bandwidth_allocation: count the bandwidth of active streams only") Signed-off...
```diff diff --git a/drivers/soundwire/generic_bandwidth_allocation.c b/drivers/soundwire/generic_bandwidth_allocation.c index b646c2ffe84a..1cfaccf43eac 100644 --- a/drivers/soundwire/generic_bandwidth_allocation.c +++ b/drivers/soundwire/generic_bandwidth_allocation.c @@ -237,10 +237,11 @@ static int sdw_compute_grou...
cfa693bf9d5361608e2963f5dae053b3695af8eb
Analyze and fix the following issue in the Linux kernel code: net: usb: lan78xx: Sanitize return values of register read/write functions
Problem Details: usb_control_msg() returns the number of transferred bytes or a negative error code. The current implementation propagates the transferred byte count, which is unintended. This affects code paths that assume a boolean success/failure check, such as the EEPROM detection logic. Fix this by ensuring lan78...
```diff diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index a91bf9c7e31d..137adf6d5b08 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -627,7 +627,7 @@ static int lan78xx_read_reg(struct lan78xx_net *dev, u32 index, u32 *data) kfree(buf); - return ret; + return ret <...
991a1b09920bc15c66f64c1e7d15cdabd3816c46
Analyze and fix the following issue in the Linux kernel code: eth: fbnic: fix memory corruption in fbnic_tlv_attr_get_string()
Problem Details: This code is trying to ensure that the last byte of the buffer is a NUL terminator. However, the problem is that attr->value[] is an array of __le32, not char, so it zeroes out 4 bytes way beyond the end of the buffer. Cast the buffer to char to address this. Fixes: e5cf5107c9e4 ("eth: fbnic: Update...
```diff diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_tlv.c b/drivers/net/ethernet/meta/fbnic/fbnic_tlv.c index d558d176e0df..517ed8b2f1cb 100644 --- a/drivers/net/ethernet/meta/fbnic/fbnic_tlv.c +++ b/drivers/net/ethernet/meta/fbnic/fbnic_tlv.c @@ -261,7 +261,7 @@ ssize_t fbnic_tlv_attr_get_string(struct fbnic_tl...
d0a4a1b36d7a71b45972ef33762c3fc082bec1db
Analyze and fix the following issue in the Linux kernel code: net: ethtool: tsinfo: Fix dump command
Problem Details: Fix missing initialization of ts_info->phc_index in the dump command, which could cause a netdev interface to incorrectly display a PTP provider at index 0 instead of "none". Fix it by initializing the phc_index to -1. In the same time, restore missing initialization of ts_info.cmd for the IOCTL case,...
```diff diff --git a/net/ethtool/tsinfo.c b/net/ethtool/tsinfo.c index 691be6c445b3..ad3866c5a902 100644 --- a/net/ethtool/tsinfo.c +++ b/net/ethtool/tsinfo.c @@ -290,7 +290,8 @@ static void *ethnl_tsinfo_prepare_dump(struct sk_buff *skb, reply_data = ctx->reply_data; memset(reply_data, 0, sizeof(*reply_data)); r...
54580ccdd8a9c6821fd6f72171d435480867e4c3
Analyze and fix the following issue in the Linux kernel code: ipv6: remove leftover ip6 cookie initializer
Problem Details: As of the blamed commit ipc6.dontfrag is always initialized at the start of udpv6_sendmsg, by ipcm6_init_sk, to either 0 or 1. Later checks against -1 are no longer needed and the branches are now dead code. The blamed commit had removed those branches. But I had overlooked this one case. UDP has bo...
```diff diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index d577bf2f3053..d91da522c34e 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -2054,8 +2054,6 @@ struct sk_buff *ip6_make_skb(struct sock *sk, ip6_cork_release(cork, &v6_cork); return ERR_PTR(err); } - if (ipc6->dontfrag < 0...
eab0396353be1c778eba1c0b5180176f04dd21ce
Analyze and fix the following issue in the Linux kernel code: net/mlx5: handle errors in mlx5_chains_create_table()
Problem Details: In mlx5_chains_create_table(), the return value of mlx5_get_fdb_sub_ns() and mlx5_get_flow_namespace() must be checked to prevent NULL pointer dereferences. If either function fails, the function should log error message with mlx5_core_warn() and return error pointer. Fixes: 39ac237ce009 ("net/mlx5: E...
```diff diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c index a80ecb672f33..711d14dea248 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c @@ -196,6 +196,11 @@ ...
aecb63e88c5e5fb9afb782a1577264c76f179af9
Analyze and fix the following issue in the Linux kernel code: phy: freescale: imx8m-pcie: assert phy reset and perst in power off
Problem Details: Ensure the PHY reset and perst is asserted during power-off to guarantee it is in a reset state upon repeated power-on calls. This resolves an issue where the PHY may not properly initialize during subsequent power-on cycles. Power-on will deassert the reset at the appropriate time after tuning the PHY...
```diff diff --git a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c index 5b505e34ca36..7355d9921b64 100644 --- a/drivers/phy/freescale/phy-fsl-imx8m-pcie.c +++ b/drivers/phy/freescale/phy-fsl-imx8m-pcie.c @@ -156,6 +156,16 @@ static int imx8_pcie_phy_power_on(struct phy *phy) ...
ec73859d76db768da97ee799a91eb9c7d28974fe
Analyze and fix the following issue in the Linux kernel code: x86/coco: Replace 'static const cc_mask' with the newly introduced cc_get_mask() function
Problem Details: When extra warnings are enabled, the cc_mask definition in <asm/coco.h> causes a build failure with GCC: arch/x86/include/asm/coco.h:28:18: error: 'cc_mask' defined but not used [-Werror=unused-const-variable=] 28 | static const u64 cc_mask = 0; Add a cc_get_mask() function mirroring cc_set_ma...
```diff diff --git a/arch/x86/include/asm/coco.h b/arch/x86/include/asm/coco.h index aa6c8f8ca958..e7225452963f 100644 --- a/arch/x86/include/asm/coco.h +++ b/arch/x86/include/asm/coco.h @@ -15,6 +15,11 @@ enum cc_vendor { extern enum cc_vendor cc_vendor; extern u64 cc_mask; +static inline u64 cc_get_mask(void) +{ ...
6e8d06e5096c80cbf41313b4a204f43071ca42be
Analyze and fix the following issue in the Linux kernel code: PCI: Remove stray put_device() in pci_register_host_bridge()
Problem Details: This put_device() was accidentally left over from when we changed the code from using device_register() to calling device_add(). Delete it. Link: https://lore.kernel.org/r/55b24870-89fb-4c91-b85d-744e35db53c2@stanley.mountain Fixes: 9885440b16b8 ("PCI: Fix pci_host_bridge struct device release/free h...
```diff diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 088131a74d7d..1448f65cc191 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -996,10 +996,9 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) /* Temporarily move resources off the list */ list_splice_init(&bridge->...
1f2768b6a3ee77a295106e3a5d68458064923ede
Analyze and fix the following issue in the Linux kernel code: PCI: Fix reference leak in pci_alloc_child_bus()
Problem Details: If device_register(&child->dev) fails, call put_device() to explicitly release child->dev, per the comment at device_register(). Found by code review. Link: https://lore.kernel.org/r/20250202062357.872971-1-make24@iscas.ac.cn Fixes: 4f535093cf8f ("PCI: Put pci_dev in device tree as early as possible"...
```diff diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index dc37a3c0a977..088131a74d7d 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -1222,7 +1222,10 @@ static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent, add_dev: pci_set_bus_msi_domain(child); ret = device_register(&child->...
804443c1f27883926de94c849d91f5b7d7d696e9
Analyze and fix the following issue in the Linux kernel code: PCI: Fix reference leak in pci_register_host_bridge()
Problem Details: If device_register() fails, call put_device() to give up the reference to avoid a memory leak, per the comment at device_register(). Found by code review. Link: https://lore.kernel.org/r/20250225021440.3130264-1-make24@iscas.ac.cn Fixes: 37d6a0a6f470 ("PCI: Add pci_register_host_bridge() interface") ...
```diff diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 5f04b8d9c736..dc37a3c0a977 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -953,6 +953,7 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) resource_size_t offset, next_offset; LIST_HEAD(resources); struct resou...
3282422bf251db541fe07c548ca304130d37d754
Analyze and fix the following issue in the Linux kernel code: drm/vmwgfx: Add error path for xa_store in vmw_bo_add_detached_resource
Problem Details: The xa_store() may fail due to memory allocation failure because there is no guarantee that the index is already used. This fix introduces new paths to handle the error. This patch also aligns the order of function calls by calling vmw_bo_add_detached_resource() before ttm_prime_object_init() in order...
```diff diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c index b7766421d2f5..8832e4de86f1 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c @@ -848,9 +848,9 @@ void vmw_bo_placement_set_default_accelerated(struct vmw_bo *bo) vmw_bo_placement_s...
0039a3b35b10d9c15d3d26320532ab56cc566750
Analyze and fix the following issue in the Linux kernel code: drm/vmwgfx: Add seqno waiter for sync_files
Problem Details: Because sync_files are passive waiters they do not participate in the processing of fences like the traditional vmw_fence_wait IOCTL. If userspace exclusively uses sync_files for synchronization then nothing in the kernel actually processes fence updates as interrupts for fences are masked and ignored ...
```diff diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index f8325905388a..e831e324e737 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -4068,6 +4068,23 @@ static int vmw_execbuf_tie_context(struct vmw_private *dev_pri...
ded6ad4c6e2005e959ea09abba16c451433dd34b
Analyze and fix the following issue in the Linux kernel code: drm/amdgpu/vce2: fix ip block reference
Problem Details: Need to use the correct IP block type. VCE vs VCN. Fixes mclk issues on Hawaii. Suggested by selendym. Fixes: 82ae6619a450 ("drm/amdgpu: update the handle ptr in wait_for_idle") Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3997 Reviewed-by: Boyuan Zhang <Boyuan.Zhang@amd.com> Cc: Sunil Kh...
```diff diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c index c633b7ff2943..09fd6ef99b3d 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c @@ -284,7 +284,7 @@ static int vce_v2_0_stop(struct amdgpu_device *adev) return 0; } -...
e65e7bea220c3ce8c4c793b4ba35557f4994ab2b
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Fix slab-use-after-free on hdcp_work
Problem Details: [Why] A slab-use-after-free is reported when HDCP is destroyed but the property_validate_dwork queue is still running. [How] Cancel the delayed work when destroying workqueue. Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4006 Fixes: da3fd7ac0bcf ("drm/amd/display: Update CP property based ...
```diff diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c index e339c7a8d541..c0dc23244049 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c @@ -455,6 +455,7 @@ void ...
79e31396fdd7037c503e6add15af7cb00633ea92
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Assign normalized_pix_clk when color depth = 14
Problem Details: [WHY & HOW] A warning message "WARNING: CPU: 4 PID: 459 at ... /dc_resource.c:3397 calculate_phy_pix_clks+0xef/0x100 [amdgpu]" occurs because the display_color_depth == COLOR_DEPTH_141414 is not handled. This is observed in Radeon RX 6600 XT. It is fixed by assigning pix_clk * (14 * 3) / 24 - same as ...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index a45037cb4cc0..298668e9729c 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -3389,10 +3389,13 @@ static int get_norm_p...
b5a981e1b34e44f94a5967f730fff4166f2101e8
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: fix default brightness
Problem Details: [Why] To avoid flickering during boot default brightness level set by BIOS should be maintained for as much of the boot as feasible. commit 2fe87f54abdc ("drm/amd/display: Set default brightness according to ACPI") attempted to set the right levels for AC vs DC, but brightness still got reset to maximu...
```diff diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index f4fed93f2915..4bd7f82c582d 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -4911,6 +4911,7 @@ amdgpu_dm_register_back...
f91a3a6088ea4396299f1a72f6b0302bbe21a314
Analyze and fix the following issue in the Linux kernel code: arm64/sysreg: Improve PIR/POR helpers
Problem Details: We currently have one helper to set a PIRx_ELx's permission field to a given value, PIRx_ELx_PERM(), and another helper to extract a permission field from POR_ELx, POR_ELx_IDX(). The naming is pretty confusing - it isn't clear at all that "_PERM" corresponds to a setter and "_IDX" to a getter. This pa...
```diff diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index a95f1f77bb39..7830d031742e 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -169,25 +169,25 @@ static inline bool __pure lpa2_is_enabled(void) #define PAGE_GCS_RO __...
e204aab79e01bc8ff750645666993ed8b719de57
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: fix missing .is_two_pixels_per_container
Problem Details: Starting from 6.11, AMDGPU driver, while being loaded with amdgpu.dc=1, due to lack of .is_two_pixels_per_container function in dce60_tg_funcs, causes a NULL pointer dereference on PCs with old GPUs, such as R9 280X. So this fix adds missing .is_two_pixels_per_container to dce60_tg_funcs. Reported-by...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/dce60/dce60_timing_generator.c b/drivers/gpu/drm/amd/display/dc/dce60/dce60_timing_generator.c index e5fb0e8333e4..e691a1cf3356 100644 --- a/drivers/gpu/drm/amd/display/dc/dce60/dce60_timing_generator.c +++ b/drivers/gpu/drm/amd/display/dc/dce60/dce60_timing_generator...
f5d4e81774c42d9c2ea3980e570f3330ff2ed5d2
Analyze and fix the following issue in the Linux kernel code: drm/xe: remove redundant check in xe_vm_create_ioctl()
Problem Details: The check for args->extensions is repeated twice in xe_vm_create_ioctl(). This commit removes the redundant check to streamline the code. Fixes: 7224788f6756 ("drm/xe: Kill XE_VM_PROPERTY_BIND_OP_ERROR_CAPTURE_ADDRESS extension") Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Xin Wang <x.wan...
```diff diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index ec6ec18ab3fa..5956631c0d40 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -1809,9 +1809,6 @@ int xe_vm_create_ioctl(struct drm_device *dev, void *data, args->flags & DRM_XE_VM_CREATE_FLAG_FAULT_MODE)) ...
bb39ed47065455604729404729d9116868638d31
Analyze and fix the following issue in the Linux kernel code: ksmbd: fix use-after-free in ksmbd_free_work_struct
Problem Details: ->interim_entry of ksmbd_work could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock break wait is needed. Cc: stable@vger.kernel.org Reported-by: Norbert Szetei <norbert@doyensec.com> Tested-by: Norbert Szet...
```diff diff --git a/fs/smb/server/ksmbd_work.c b/fs/smb/server/ksmbd_work.c index 4af2e6007c29..72b00ca6e455 100644 --- a/fs/smb/server/ksmbd_work.c +++ b/fs/smb/server/ksmbd_work.c @@ -26,7 +26,6 @@ struct ksmbd_work *ksmbd_alloc_work_struct(void) INIT_LIST_HEAD(&work->request_entry); INIT_LIST_HEAD(&work->asyn...
44eae52089ebcb6b22c63a2506bc610bb70fa927
Analyze and fix the following issue in the Linux kernel code: EDAC/ie31200: Fix the 3rd parameter name of *populate_dimm_info()
Problem Details: The 3rd parameter of *populate_dimm_info() pertains to the DIMM index within a channel, not the channel index. Fix the parameter name to dimm to reflect its actual purpose. No functional changes intended. Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com> Signed-off-by: Tony Luck <tony.luck@intel.com> ...
```diff diff --git a/drivers/edac/ie31200_edac.c b/drivers/edac/ie31200_edac.c index a8dd55ec52ce..35f4e8e46ca2 100644 --- a/drivers/edac/ie31200_edac.c +++ b/drivers/edac/ie31200_edac.c @@ -377,29 +377,29 @@ static void __iomem *ie31200_map_mchbar(struct pci_dev *pdev) } static void __skl_populate_dimm_info(struct...
231e341036d9988447e3b3345cf741a98139199e
Analyze and fix the following issue in the Linux kernel code: EDAC/ie31200: Fix the error path order of ie31200_init()
Problem Details: The error path order of ie31200_init() is incorrect, fix it. Fixes: 709ed1bcef12 ("EDAC/ie31200: Fallback if host bridge device is already initialized") Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com> Signed-off-by: Tony Luck <tony.luck@intel.com> Tested-by: Gary Wang <gary.c.wang@intel.com> Link: ht...
```diff diff --git a/drivers/edac/ie31200_edac.c b/drivers/edac/ie31200_edac.c index 2886866cb457..a8dd55ec52ce 100644 --- a/drivers/edac/ie31200_edac.c +++ b/drivers/edac/ie31200_edac.c @@ -619,7 +619,7 @@ static int __init ie31200_init(void) pci_rc = pci_register_driver(&ie31200_driver); if (pci_rc < 0) - goto...
3427befbbca6b19fe0e37f91d66ce5221de70bf1
Analyze and fix the following issue in the Linux kernel code: EDAC/ie31200: Fix the DIMM size mask for several SoCs
Problem Details: The DIMM size mask for {Sky, Kaby, Coffee} Lake is not bits{7:0}, but bits{5:0}. Fix it. Fixes: 953dee9bbd24 ("EDAC, ie31200_edac: Add Skylake support") Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com> Signed-off-by: Tony Luck <tony.luck@intel.com> Tested-by: Gary Wang <gary.c.wang@intel.com> Link: ht...
```diff diff --git a/drivers/edac/ie31200_edac.c b/drivers/edac/ie31200_edac.c index 10301e17014c..2886866cb457 100644 --- a/drivers/edac/ie31200_edac.c +++ b/drivers/edac/ie31200_edac.c @@ -165,6 +165,7 @@ #define IE31200_MAD_DIMM_0_OFFSET 0x5004 #define IE31200_MAD_DIMM_0_OFFSET_SKL 0x500C #define IE31200_MAD_DI...
d59d844e319d97682c8de29b88d2d60922a683b3
Analyze and fix the following issue in the Linux kernel code: EDAC/ie31200: Fix the size of EDAC_MC_LAYER_CHIP_SELECT layer
Problem Details: The EDAC_MC_LAYER_CHIP_SELECT layer pertains to the rank, not the DIMM. Fix its size to reflect the number of ranks instead of the number of DIMMs. Also delete the unused macros IE31200_{DIMMS,RANKS}. Fixes: 7ee40b897d18 ("ie31200_edac: Introduce the driver") Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@inte...
```diff diff --git a/drivers/edac/ie31200_edac.c b/drivers/edac/ie31200_edac.c index c6188de13c00..10301e17014c 100644 --- a/drivers/edac/ie31200_edac.c +++ b/drivers/edac/ie31200_edac.c @@ -94,8 +94,6 @@ (((did) & PCI_DEVICE_ID_INTEL_IE31200_HB_CFL_MASK) == \ PCI_DEVICE_ID_INTEL_IE31200_HB_CFL_M...
02438acd252395628d74cfac692efbb676d21521
Analyze and fix the following issue in the Linux kernel code: drm/amdgpu/vce2: fix ip block reference
Problem Details: Need to use the correct IP block type. VCE vs VCN. Fixes mclk issues on Hawaii. Suggested by selendym. Fixes: 82ae6619a450 ("drm/amdgpu: update the handle ptr in wait_for_idle") Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3997 Reviewed-by: Boyuan Zhang <Boyuan.Zhang@amd.com> Cc: Sunil Kh...
```diff diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c index 8c8c02606d25..bee3e904a6bc 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c @@ -284,7 +284,7 @@ static int vce_v2_0_stop(struct amdgpu_device *adev) return 0; } -...
315ce6c41aa9b913461a3e018ce7516435245787
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: change kzalloc to kcalloc in dml1_validate()
Problem Details: We are trying to get rid of all multiplications from allocation functions to prevent integer overflows. Here the multiplication is probably safe, but using kcalloc() is more appropriate and improves readability. This patch has no effect on runtime behavior. Reviewed-by: Rodrigo Siqueira <siqueira@igal...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c index 664302876019..2a59cc61ed8c 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn32/dcn32_reso...
b17a94f2fe8225e47c8efe770c6c246488c76a20
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: change kzalloc to kcalloc in dcn314_validate_bandwidth()
Problem Details: We are trying to get rid of all multiplications from allocation functions to prevent integer overflows. Here the multiplication is probably safe, but using kcalloc() is more appropriate and improves readability. This patch has no effect on runtime behavior. Reviewed-by: Rodrigo Siqueira <siqueira@igal...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn314/dcn314_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn314/dcn314_resource.c index e3ba105034f8..26becc4cb804 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn314/dcn314_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn314/dcn...
934cb529e90c57f5766668fe13624624dae1d790
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: change kzalloc to kcalloc in dcn31_validate_bandwidth()
Problem Details: We are trying to get rid of all multiplications from allocation functions to prevent integer overflows. Here the multiplication is probably safe, but using kcalloc() is more appropriate and improves readability. This patch has no effect on runtime behavior. Reviewed-by: Rodrigo Siqueira <siqueira@igal...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_resource.c index 3c42ba8566cf..dddddbfef85f 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn31/dcn31_reso...
f4f086de310026abfe28512dfa4984fb4648663a
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: change kzalloc to kcalloc in dcn30_validate_bandwidth()
Problem Details: We are trying to get rid of all multiplications from allocation functions to prevent integer overflows. Here the multiplication is probably safe, but using kcalloc() is more appropriate and improves readability. This patch has no effect on runtime behavior. Reviewed-by: Rodrigo Siqueira <siqueira@igal...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/resource/dcn30/dcn30_resource.c b/drivers/gpu/drm/amd/display/dc/resource/dcn30/dcn30_resource.c index 13202ce30d66..f01ced015072 100644 --- a/drivers/gpu/drm/amd/display/dc/resource/dcn30/dcn30_resource.c +++ b/drivers/gpu/drm/amd/display/dc/resource/dcn30/dcn30_reso...
2f1b6b24b0ddc6e3342a6c5f731b79e57339f102
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Promote DAL to 3.2.324
Problem Details: This version brings along following fixes: - Fix some Replay/PSR issue - Fix backlight brightness - Fix suspend issue - Fix visual confirm color - Add scoped mutexes for amdgpu_dm_dhcp Reviewed-by: Ovidiu Bunea <ovidiu.bunea@amd.com> Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Signe...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index a62c4893e5ff..67e1bb6fa335 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -53,7 +53,7 @@ struct aux_payload; struct set_config_cmd_payload; struct dmub_notification; -#...
756e58e83e89d372b94269c0cde61fe55da76947
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: remove minimum Dispclk and apply oem panel timing.
Problem Details: [why & how] 1. apply oem panel timing (not only on OLED) 2. remove MIN_DPP_DISP_CLK request in driver. This fix will apply for dcn31x but not sync with DML's output. Reviewed-by: Ovidiu Bunea <ovidiu.bunea@amd.com> Signed-off-by: Charlene Liu <Charlene.Liu@amd.com> Signed-off-by: Tom Chung <chiahsuan...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c index a0fb4481d2f1..19a15acd1509 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk...
8da8aecf1f2d89c2b8188bcf7aa252ec146ddd12
Analyze and fix the following issue in the Linux kernel code: drm/xe: remove redundant check in xe_vm_create_ioctl()
Problem Details: The check for args->extensions is repeated twice in xe_vm_create_ioctl(). This commit removes the redundant check to streamline the code. Fixes: 7224788f6756 ("drm/xe: Kill XE_VM_PROPERTY_BIND_OP_ERROR_CAPTURE_ADDRESS extension") Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Xin Wang <x.wan...
```diff diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index 22a26aff3a6e..60303998bd61 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -2056,9 +2056,6 @@ int xe_vm_create_ioctl(struct drm_device *dev, void *data, args->flags & DRM_XE_VM_CREATE_FLAG_FAULT_MODE)) ...
725a04ba5a95e89c89633d4322430cfbca7ce128
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Fix slab-use-after-free on hdcp_work
Problem Details: [Why] A slab-use-after-free is reported when HDCP is destroyed but the property_validate_dwork queue is still running. [How] Cancel the delayed work when destroying workqueue. Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4006 Fixes: da3fd7ac0bcf ("drm/amd/display: Update CP property based ...
```diff diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c index 8238cfd276be..6a4b5f4d8a9d 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c @@ -455,6 +455,7 @@ void ...
29c1c20496a7a9bafe2bc2f833d69aa52e0f2c2d
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Prevent VStartup Overflow
Problem Details: [Why] For some VR headsets with large blanks, it's possible to overflow the OTG_VSTARTUP_PARAM:VSTARTUP_START register. This can lead to incorrect DML calculations and underflow downstream. [How] Min the calcualted max_vstartup_lines with the max value of the register. Reviewed-by: Dillon Varone <dil...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4_calcs.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4_calcs.c index 4c33d99ca7e8..4c504cb0e1c5 100644 --- a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4_calcs.c +++ b/drivers/...
dd60bfd5349a7a4c9e1a8b14c935593342c6c6a2
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Fix visual confirm color not updating
Problem Details: [WHY] Sometimes visual confirm color is updated, but the background color is not changed. This causes visual confrim to show incorrect colors. [HOW] Update background color when visual confirm color changes. Reviewed-by: Dillon Varone <dillon.varone@amd.com> Signed-off-by: Leo Zeng <Leo.Zeng@amd.com>...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c index 52ee2225e132..55b32dfbfdd6 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c @@ -817,7 +817,14 @@ void hws...
274a87eb389f58eddcbc5659ab0b180b37e92775
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Assign normalized_pix_clk when color depth = 14
Problem Details: [WHY & HOW] A warning message "WARNING: CPU: 4 PID: 459 at ... /dc_resource.c:3397 calculate_phy_pix_clks+0xef/0x100 [amdgpu]" occurs because the display_color_depth == COLOR_DEPTH_141414 is not handled. This is observed in Radeon RX 6600 XT. It is fixed by assigning pix_clk * (14 * 3) / 24 - same as ...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index ea404435c9b9..313a32248cd7 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -3623,10 +3623,13 @@ static int get_norm_p...
0747acf3311229e22009bec4a9e7fc30c879e842
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: fix default brightness
Problem Details: [Why] To avoid flickering during boot default brightness level set by BIOS should be maintained for as much of the boot as feasible. commit 2fe87f54abdc ("drm/amd/display: Set default brightness according to ACPI") attempted to set the right levels for AC vs DC, but brightness still got reset to maximu...
```diff diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 6a54f1cfa125..5ae521d1b74b 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -4986,6 +4986,7 @@ amdgpu_dm_register_back...
0d9cabc8f591ea1cd97c071b853b75b155c13259
Analyze and fix the following issue in the Linux kernel code: drm/amd/display: Fix incorrect DPCD configs while Replay/PSR switch
Problem Details: [Why] When switching between PSR/Replay, the DPCD config of previous mode is not cleared, resulting in unexpected behavior in TCON. [How] Initialize the DPCD in setup function Reviewed-by: Robin Chen <robin.chen@amd.com> Signed-off-by: Leon Huang <Leon.Huang1@amd.com> Signed-off-by: Tom Chung <chiahs...
```diff diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c index e0e3bb865359..1e4adbc764ea 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c +++ b/drivers/gpu/drm/amd/display/dc/l...
2c01befe4a2707302eb1c97b955d94d66fac7b6f
Analyze and fix the following issue in the Linux kernel code: drm/amdgpu/vcn: fix idle work handler for VCN 2.5
Problem Details: VCN 2.5 uses the PG callback to enable VCN DPM which is a global state. As such, we need to make sure all instances are in the same state. v2: switch to a ref count (Lijo) v3: switch to its own idle work handler v4: fix logic in DPG handling Fixes: 4ce4fe27205c ("drm/amdgpu/vcn: use per instance cal...
```diff diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c index dff1a8859036..ff03436698a4 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c @@ -107,6 +107,115 @@ static int amdgpu_ih_clientid_vcns[] = { SOC15_IH_CLIENTID_VCN1 }; ...
41a8e04c94b868023986ec35ca06756e31e1e229
Analyze and fix the following issue in the Linux kernel code: gfs2: skip if we cannot defer delete
Problem Details: In gfs2_evict_inode(), in the unlikely case that we cannot defer deleting the inode, it is not safe to fall back to deleting the inode; the only valid choice we have is to skip the delete. In addition, in evict_should_delete(), if we cannot lock the inode glock exclusively, we are in a bad enough stat...
```diff diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 28d67131ad79..44e5658b896c 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -1340,7 +1340,7 @@ static enum evict_behavior evict_should_delete(struct inode *inode, /* Must not read inode block until block type has been verified */ ret = gfs2_glock_nq_...
e9e38ed7250f8ef6b2928216156c09df8b4834b3
Analyze and fix the following issue in the Linux kernel code: gfs2: minor evict fix
Problem Details: In evict_should_delete(), when gfs2_upgrade_iopen_glock() fails, we detach the iopen glock from the inode without calling glock_clear_object(). This leads to a warning in glock_set_object() when the same inode is recreated and the glock is reused. Fix that by only detaching the iopen glock in gfs2_evi...
```diff diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index bd2bdcd2879c..28d67131ad79 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -1339,12 +1339,8 @@ static enum evict_behavior evict_should_delete(struct inode *inode, /* Must not read inode block until block type has been verified */ ret = gfs2_glock_...
6cb3b1c2df87a8048ee1d54ec16d2e757af86c7f
Analyze and fix the following issue in the Linux kernel code: gfs2: Fix additional unlikely request cancelation race
Problem Details: In gfs2_glock_dq(), we must drop the glock spin lock before calling ->lm_cancel, but this means that in the meantime, the operation we are trying to cancel could complete. If the operation completes unsuccessfully, another holder can end up at the head of the queue and another ->lm_lock operation can ...
```diff diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 4d152e0e585c..ea98b8bc166a 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -665,7 +665,8 @@ static void finish_xmote(struct gfs2_glock *gl, unsigned int ret) do_promote(gl); } out: - clear_bit(GLF_LOCK, &gl->gl_flags); + if (!test_bit(GLF_CANCELIN...