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345dadc4f68b1bd87bd9650b1397a6b75a2573d7
Analyze and fix the following issue in the Linux kernel code: drm/xe/hwmon: Add infra to support card power and energy attributes
Problem Details: Add infra to support card power and energy attributes through channel 0. Package attributes will be now exposed through channel 1 rather than channel 0 as shown below. Channel 0 i.e power1/energy1_xxx used for card and channel 1 i.e power2/energy2_xxx used for package power,energy attributes. power1/...
```diff diff --git a/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon b/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon index 023fd82de3f7..d792a56f59ac 100644 --- a/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon +++ b/Documentation/ABI/testing/sysfs-driver-intel-xe-hwmon @@ -10,7 +10,7 @@ Description...
e9c44c1beaba623b12201d2028bc20f535464d9b
Analyze and fix the following issue in the Linux kernel code: docs: zswap: fix shell command format
Problem Details: Format the shell commands as code block to keep the documentation in the same style Signed-off-by: Weiji Wang <nebclllo0444@gmail.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/20240319114253.2647-1-nebclllo0444@gmail.com
```diff diff --git a/Documentation/admin-guide/mm/zswap.rst b/Documentation/admin-guide/mm/zswap.rst index b42132969e31..13632671adae 100644 --- a/Documentation/admin-guide/mm/zswap.rst +++ b/Documentation/admin-guide/mm/zswap.rst @@ -155,7 +155,7 @@ Setting this parameter to 100 will disable the hysteresis. Some us...
b75d85218fdfd8774f2f8397d1f6092ed06bd311
Analyze and fix the following issue in the Linux kernel code: tracing: Fix documentation on tp_printk cmdline option
Problem Details: kernel-parameters.txt incorrectly states that workings of kernel.tracepoint_printk sysctl depends on "tracepoint_printk kernel cmdline option", this is a bit misleading for new users since the actual cmdline option name is tp_printk. Fixes: 0daa2302968c ("tracing: Add tp_printk cmdline to have tracepo...
```diff diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index bb884c14b2f6..623fce7d5fcd 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -6599,7 +6599,7 @@ To turn off having tracepoi...
0ec69b3bed23a4a5a88b4261afeee44ade709ed3
Analyze and fix the following issue in the Linux kernel code: docs: Fix bitfield handling in kernel-doc
Problem Details: kernel-doc doesn't handle bitfields that are specified with symbolic name, e.g. u32 cs_index_mask : SPI_CS_CNT_MAX This results in the following warnings when running `make htmldocs`: include/linux/spi/spi.h:246: warning: Function parameter or struct member 'cs_index_mask:SPI_CS_CNT_MAX' not describe...
```diff diff --git a/scripts/kernel-doc b/scripts/kernel-doc index 967f1abb0edb..cb1be22afc65 100755 --- a/scripts/kernel-doc +++ b/scripts/kernel-doc @@ -1541,7 +1541,7 @@ sub create_parameterlist($$$$) { save_struct_actual($2); push_parameter($2, "$type $1", $arg, $file, $d...
2c603a4947a1247102ccb008d5eb6f37a4043c98
Analyze and fix the following issue in the Linux kernel code: ASoC: amd: acp: fix for acp_init function error handling
Problem Details: If acp_init() fails, acp pci driver probe should return error. Add acp_init() function return value check logic. Fixes: e61b415515d3 ("ASoC: amd: acp: refactor the acp init and de-init sequence") Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com> Link: https://lore.kernel.org/r/20240329053815....
```diff diff --git a/sound/soc/amd/acp/acp-pci.c b/sound/soc/amd/acp/acp-pci.c index 440b91d4f261..5f35b90eab8d 100644 --- a/sound/soc/amd/acp/acp-pci.c +++ b/sound/soc/amd/acp/acp-pci.c @@ -115,7 +115,10 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id goto unregister_dmic_dev; ...
ba5206881843e16b74a07c37970dcc44d22f8f6f
Analyze and fix the following issue in the Linux kernel code: spi: spi.h: add missing kernel-doc for @last_cs_index_mask
Problem Details: kernel-doc complains about last_cs_index_mask not described, so add its description. spi.h:778: warning: Function parameter or struct member 'last_cs_index_mask' not described in 'spi_controller' Fixes: 4d8ff6b0991d ("spi: Add multi-cs memories support in SPI core") Signed-off-by: Randy Dunlap <rdunl...
```diff diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index b589e2547439..e8e1e798924f 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -453,6 +453,7 @@ extern struct spi_device *spi_new_ancillary_device(struct spi_device *spi, u8 ch * @last_cs_mode_high: was (mode & SPI_CS_HIGH)...
7835fcfd132eb88b87e8eb901f88436f63ab60f7
Analyze and fix the following issue in the Linux kernel code: Bluetooth: Fix TOCTOU in HCI debugfs implementation
Problem Details: struct hci_dev members conn_info_max_age, conn_info_min_age, le_conn_max_interval, le_conn_min_interval, le_adv_max_interval, and le_adv_min_interval can be modified from the HCI core code, as well through debugfs. The debugfs implementation, that's only available to privileged users, will check for b...
```diff diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c index 233453807b50..ce3ff2fa72e5 100644 --- a/net/bluetooth/hci_debugfs.c +++ b/net/bluetooth/hci_debugfs.c @@ -218,10 +218,12 @@ static int conn_info_min_age_set(void *data, u64 val) { struct hci_dev *hdev = data; - if (val == 0 || val...
6946b9c99bde45f3ba74e00a7af9a3458cc24bea
Analyze and fix the following issue in the Linux kernel code: Bluetooth: hci_sync: Fix not checking error on hci_cmd_sync_cancel_sync
Problem Details: hci_cmd_sync_cancel_sync shall check the error passed to it since it will be propagated using req_result which is __u32 it needs to be properly set to a positive value if it was passed as negative othertise IS_ERR will not trigger as -(errno) would be converted to a positive value. Fixes: 63298d6e752f...
```diff diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 1690ae57a09d..a7028d38c1f5 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -2874,7 +2874,7 @@ static void hci_cancel_cmd_sync(struct hci_dev *hdev, int err) cancel_delayed_work_sync(&hdev->ncmd_timer); atomic_set(...
77f45cca8bc55d00520a192f5a7715133591c83e
Analyze and fix the following issue in the Linux kernel code: Bluetooth: qca: fix device-address endianness
Problem Details: The WCN6855 firmware on the Lenovo ThinkPad X13s expects the Bluetooth device address in big-endian order when setting it using the EDL_WRITE_BD_ADDR_OPCODE command. Presumably, this is the case for all non-ROME devices which all use the EDL_WRITE_BD_ADDR_OPCODE command for this (unlike the ROME devic...
```diff diff --git a/drivers/bluetooth/btqca.c b/drivers/bluetooth/btqca.c index b40b32fa7f1c..19cfc342fc7b 100644 --- a/drivers/bluetooth/btqca.c +++ b/drivers/bluetooth/btqca.c @@ -826,11 +826,15 @@ EXPORT_SYMBOL_GPL(qca_uart_setup); int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) { + bdaddr_t bd...
39646f29b100566451d37abc4cc8cdd583756dfe
Analyze and fix the following issue in the Linux kernel code: Bluetooth: add quirk for broken address properties
Problem Details: Some Bluetooth controllers lack persistent storage for the device address and instead one can be provided by the boot firmware using the 'local-bd-address' devicetree property. The Bluetooth devicetree bindings clearly states that the address should be specified in little-endian order, but due to a lo...
```diff diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 8701ca5f31ee..5c12761cbc0e 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -176,6 +176,15 @@ enum { */ HCI_QUIRK_USE_BDADDR_PROPERTY, + /* When this quirk is set, the Bluetooth Device Address provid...
e12e28009e584c8f8363439f6a928ec86278a106
Analyze and fix the following issue in the Linux kernel code: arm64: dts: qcom: sc7180-trogdor: mark bluetooth address as broken
Problem Details: Several Qualcomm Bluetooth controllers lack persistent storage for the device address and instead one can be provided by the boot firmware using the 'local-bd-address' devicetree property. The Bluetooth bindings clearly states that the address should be specified in little-endian order, but due to a l...
```diff diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi index f3a6da8b2890..5260c63db007 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi @@ -944,6 +944,8 @@ ap_spi_fp: &spi10 { vddrf-supply = <&pp130...
7003de8a226ea07d36e9461a30633af26dc79248
Analyze and fix the following issue in the Linux kernel code: dt-bindings: bluetooth: add 'qcom,local-bd-address-broken'
Problem Details: Several Qualcomm Bluetooth controllers lack persistent storage for the device address and instead one can be provided by the boot firmware using the 'local-bd-address' devicetree property. The Bluetooth bindings clearly states that the address should be specified in little-endian order, but due to a l...
```diff diff --git a/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml b/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml index 528ef3572b62..055a3351880b 100644 --- a/Documentation/devicetree/bindings/net/bluetooth/qualcomm-bluetooth.yaml +++ b/Documentation/devicetree/bind...
4790a73ace86f3d165bbedba898e0758e6e1b82d
Analyze and fix the following issue in the Linux kernel code: Revert "Bluetooth: hci_qca: Set BDA quirk bit if fwnode exists in DT"
Problem Details: This reverts commit 7dcd3e014aa7faeeaf4047190b22d8a19a0db696. Qualcomm Bluetooth controllers like WCN6855 do not have persistent storage for the Bluetooth address and must therefore start as unconfigured to allow the user to set a valid address unless one has been provided by the boot firmware in the ...
```diff diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 8a60ad7acd70..4ecbcb1644cc 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -7,7 +7,6 @@ * * Copyright (C) 2007 Texas Instruments, Inc. * Copyright (c) 2010, 2012, 2018 The Linux Foundation. All rig...
a3d3eab627bbbb0cb175910cf8d0f7022628a642
Analyze and fix the following issue in the Linux kernel code: spi: s3c64xx: Use DMA mode from fifo size
Problem Details: If the SPI data size is smaller than FIFO, it operates in PIO mode, and if it is larger than FIFO size, it oerates in DMA mode. If the SPI data size is equal to fifo, it operates in PIO mode and it is separated to 2 transfers. To prevent it, it must operate in DMA mode from the case where the data siz...
```diff diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 9fcbe040cb2f..f726d8670428 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -430,7 +430,7 @@ static bool s3c64xx_spi_can_dma(struct spi_controller *host, struct s3c64xx_spi_driver_data *sdd = spi_controller_get_d...
8e91c2342351e0f5ef6c0a704384a7f6fc70c3b2
Analyze and fix the following issue in the Linux kernel code: dm integrity: fix out-of-range warning
Problem Details: Depending on the value of CONFIG_HZ, clang complains about a pointless comparison: drivers/md/dm-integrity.c:4085:12: error: result of comparison of constant 42949672950 with expression of type 'unsigned int' is always false [-Wer...
```diff diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 37b9f8f1ae1a..7f3dc8ee6ab8 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -4221,7 +4221,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned int argc, char **argv } else if (sscanf(opt_string, "sect...
73dfe970c038d0548beccc5bfb2707e1d543b01f
Analyze and fix the following issue in the Linux kernel code: pwm: Fix setting period with #pwm-cells = <1> and of_pwm_single_xlate()
Problem Details: For drivers making use of of_pwm_single_xlate() (i.e. those that don't pass a hwpwm index) and also don't pass flags, setting period was wrongly skipped. This affects the pwm-pxa and ti-sn65dsi86 drivers. Reported-by: Karel Balej <balejk@matfyz.cz> Link: https://lore.kernel.org/r/D05IVTPYH35N.2CLDG6LS...
```diff diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index d70f793ce4b3..403525cc1783 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -443,7 +443,7 @@ of_pwm_single_xlate(struct pwm_chip *chip, const struct of_phandle_args *args) if (IS_ERR(pwm)) return pwm; - if (args->args_count > 1) + if (...
91b623cda43e449a49177ba99b6723f551a4bfbe
Analyze and fix the following issue in the Linux kernel code: power: supply: core: simplify charge_behaviour formatting
Problem Details: The function power_supply_show_charge_behaviour() is not needed and can be removed completely. Removing the function also saves a spurious read of the property from the driver on each call. The convulted logic was a leftover from an earlier patch revision. Some restructuring made this cleanup possible...
```diff diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c index 0d2c3724d0bc..b86e11bdc07e 100644 --- a/drivers/power/supply/power_supply_sysfs.c +++ b/drivers/power/supply/power_supply_sysfs.c @@ -271,23 +271,6 @@ static ssize_t power_supply_show_usb_type(struct device ...
0ba80d96585662299d4ea4624043759ce9015421
Analyze and fix the following issue in the Linux kernel code: octeontx2-af: Fix issue with loading coalesced KPU profiles
Problem Details: The current implementation for loading coalesced KPU profiles has a limitation. The "offset" field, which is used to locate profiles within the profile is restricted to a u16. This restricts the number of profiles that can be loaded. This patch addresses this limitation by increasing the size of the ...
```diff diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c index e350242bbafb..be709f83f331 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c @@ -1657,7 +1657,7 @@ static int npc_...
0fb101be97ca27850c5ecdbd1269423ce4d1f607
Analyze and fix the following issue in the Linux kernel code: selftests: net: gro fwd: update vxlan GRO test expectations
Problem Details: UDP tunnel packets can't be GRO in-between their endpoints as this causes different issues. The UDP GRO fwd vxlan tests were relying on this and their expectations have to be fixed. We keep both vxlan tests and expected no GRO from happening. The vxlan UDP GRO bench test was removed as it's not provid...
```diff diff --git a/tools/testing/selftests/net/udpgro_fwd.sh b/tools/testing/selftests/net/udpgro_fwd.sh index 380cb15e942e..83ed987cff34 100755 --- a/tools/testing/selftests/net/udpgro_fwd.sh +++ b/tools/testing/selftests/net/udpgro_fwd.sh @@ -244,7 +244,7 @@ for family in 4 6; do create_vxlan_pair ip netns exec...
64235eabc4b5b18c507c08a1f16cdac6c5661220
Analyze and fix the following issue in the Linux kernel code: udp: prevent local UDP tunnel packets from being GROed
Problem Details: GRO has a fundamental issue with UDP tunnel packets as it can't detect those in a foolproof way and GRO could happen before they reach the tunnel endpoint. Previous commits have fixed issues when UDP tunnel packets come from a remote host, but if those packets are issued locally they could run into che...
```diff diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index 548476d78237..3498dd1d0694 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -559,6 +559,12 @@ struct sk_buff *udp_gro_receive(struct list_head *head, struct sk_buff *skb, */ NAPI_GRO_CB(skb)->is_flist = 0; if (!sk || !u...
f0b8c30345565344df2e33a8417a27503589247d
Analyze and fix the following issue in the Linux kernel code: udp: do not transition UDP GRO fraglist partial checksums to unnecessary
Problem Details: UDP GRO validates checksums and in udp4/6_gro_complete fraglist packets are converted to CHECKSUM_UNNECESSARY to avoid later checks. However this is an issue for CHECKSUM_PARTIAL packets as they can be looped in an egress path and then their partial checksums are not fixed. Different issues can be obs...
```diff diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index 3bb69464930b..548476d78237 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -722,13 +722,7 @@ INDIRECT_CALLABLE_SCOPE int udp4_gro_complete(struct sk_buff *skb, int nhoff) skb_shinfo(skb)->gso_type |= (SKB_GSO_FRAGLIST|SKB_...
ed4cccef64c1d0d5b91e69f7a8a6697c3a865486
Analyze and fix the following issue in the Linux kernel code: gro: fix ownership transfer
Problem Details: If packets are GROed with fraglist they might be segmented later on and continue their journey in the stack. In skb_segment_list those skbs can be reused as-is. This is an issue as their destructor was removed in skb_gro_receive_list but not the reference to their socket, and then they can't be orphane...
```diff diff --git a/net/core/gro.c b/net/core/gro.c index ee30d4f0c038..83f35d99a682 100644 --- a/net/core/gro.c +++ b/net/core/gro.c @@ -192,8 +192,9 @@ int skb_gro_receive(struct sk_buff *p, struct sk_buff *skb) } merge: - /* sk owenrship - if any - completely transferred to the aggregated packet */ + /* sk own...
3d010c8031e39f5fa1e8b13ada77e0321091011f
Analyze and fix the following issue in the Linux kernel code: udp: do not accept non-tunnel GSO skbs landing in a tunnel
Problem Details: When rx-udp-gro-forwarding is enabled UDP packets might be GROed when being forwarded. If such packets might land in a tunnel this can cause various issues and udp_gro_receive makes sure this isn't the case by looking for a matching socket. This is performed in udp4/6_gro_lookup_skb but only in the cur...
```diff diff --git a/include/linux/udp.h b/include/linux/udp.h index 3748e82b627b..17539d089666 100644 --- a/include/linux/udp.h +++ b/include/linux/udp.h @@ -150,6 +150,24 @@ static inline void udp_cmsg_recv(struct msghdr *msg, struct sock *sk, } } +DECLARE_STATIC_KEY_FALSE(udp_encap_needed_key); +#if IS_ENABLED(...
831ec5e3538e989c7995137b5c5c661991a09504
Analyze and fix the following issue in the Linux kernel code: ASoC: tas2781: mark dvc_tlv with __maybe_unused
Problem Details: Since we put dvc_tlv static variable to a header file it's copied to each module that includes the header. But not all of them are actually used it. Fix this W=1 build warning: include/sound/tas2781-tlv.h:18:35: warning: 'dvc_tlv' defined but not used [-Wunused-const-variable=] Reported-by: kernel t...
```diff diff --git a/include/sound/tas2781-tlv.h b/include/sound/tas2781-tlv.h index 4038dd421150..1dc59005d241 100644 --- a/include/sound/tas2781-tlv.h +++ b/include/sound/tas2781-tlv.h @@ -15,7 +15,7 @@ #ifndef __TAS2781_TLV_H__ #define __TAS2781_TLV_H__ -static const DECLARE_TLV_DB_SCALE(dvc_tlv, -10000, 100, 0)...
4faa0e5d6d79fc4c6e1943e8b62a65744d8439a0
Analyze and fix the following issue in the Linux kernel code: x86/boot: Move kernel cmdline setup earlier in the boot process (again)
Problem Details: When split_lock_detect=off (or similar) is specified in CONFIG_CMDLINE, its effect is lost. The flow is currently this: setup_arch(): -> early_cpu_init() -> early_identify_cpu() -> sld_setup() -> sld_state_setup() -> Looks for split_lock_detect in boot_command_line -> e820__m...
```diff diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 3e1e96efadfe..4c35f1b2a0f4 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -753,6 +753,22 @@ void __init setup_arch(char **cmdline_p) boot_cpu_data.x86_phys_bits = MAX_PHYSMEM_BITS; #endif +#ifdef CONFIG_CMDLINE_BOOL...
6f8e0aca838e163e81fde176e945161d50679339
Analyze and fix the following issue in the Linux kernel code: arm64: dts: freescale: imx8mp-venice-gw73xx-2x: fix USB vbus regulator
Problem Details: When using usb-conn-gpio to control USB role and VBUS, the vbus-supply property must be present in the usb-conn-gpio node. Additionally it should not be present in the phy node as that isn't what controls vbus and will upset the use count. This resolves an issue where VBUS is enabled with OTG in perip...
```diff diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi index d5c400b355af..f5491a608b2f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi @@ -14,6 +14,7 @@ ...
8cb10cba124c4798b6cb333245ecdc8dde78aeae
Analyze and fix the following issue in the Linux kernel code: arm64: dts: freescale: imx8mp-venice-gw72xx-2x: fix USB vbus regulator
Problem Details: When using usb-conn-gpio to control USB role and VBUS, the vbus-supply property must be present in the usb-conn-gpio node. Additionally it should not be present in the phy node as that isn't what controls vbus and will upset the use count. This resolves an issue where VBUS is enabled with OTG in perip...
```diff diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw72xx.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw72xx.dtsi index 41c79d2ebdd6..f24b14744799 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw72xx.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw72xx.dtsi @@ -14,6 +14,7 @@ ...
0f671b3b6edf85cfe6fc80ad42963973bee1838c
Analyze and fix the following issue in the Linux kernel code: net: pcs: rzn1-miic: Init RX clock early if MAC requires it
Problem Details: The GMAC1 controller in the RZN1 IP requires the RX MII clock signal to be started before it initializes its own hardware, thus before it calls phylink_start. Implement the pcs_pre_init() callback so that the RX clock signal can be enabled early if necessary. Reported-by: Clément Léger <clement.leger...
```diff diff --git a/drivers/net/pcs/pcs-rzn1-miic.c b/drivers/net/pcs/pcs-rzn1-miic.c index 4bd66fdde367..d0a722d43368 100644 --- a/drivers/net/pcs/pcs-rzn1-miic.c +++ b/drivers/net/pcs/pcs-rzn1-miic.c @@ -279,10 +279,38 @@ static int miic_validate(struct phylink_pcs *pcs, unsigned long *supported, return -EINVAL; ...
30dc5873967ecc0282a8283622156cba4be8daf4
Analyze and fix the following issue in the Linux kernel code: net: phy: qcom: at803x: Avoid hibernating if MAC requires RX clock
Problem Details: Stmmac controllers connected to an at803x PHY cannot resume properly after suspend when WoL is enabled. This happens because the MAC requires an RX clock generated by the PHY to initialize its hardware properly. But the RX clock is cut when the PHY suspends and isn't brought up until the MAC driver res...
```diff diff --git a/drivers/net/phy/qcom/at803x.c b/drivers/net/phy/qcom/at803x.c index e79657f76bea..c8f83e5f78ab 100644 --- a/drivers/net/phy/qcom/at803x.c +++ b/drivers/net/phy/qcom/at803x.c @@ -426,7 +426,8 @@ static int at803x_hibernation_mode_config(struct phy_device *phydev) /* The default after hardware rese...
58329b03a5957904fa2b33b3824ed19e7b42c9e9
Analyze and fix the following issue in the Linux kernel code: net: stmmac: Signal to PHY/PCS drivers to keep RX clock on
Problem Details: There is a reocurring issue with stmmac controllers where the MAC fails to initialize its hardware if an RX clock signal isn't provided on the MAC/PHY link. This causes issues when PHY or PCS devices either go into suspend while cutting the RX clock or do not bring the clock signal up early enough for...
```diff diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 1ee06a6e5c22..fe3498e86de9 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1218,6 +1218,9 @@ static int stmmac_phy_s...
f7bff228a616a7eb6cba9246e97ec4da543aa53a
Analyze and fix the following issue in the Linux kernel code: net: stmmac: Support a generic PCS field in mac_device_info
Problem Details: Global stmmac support for early initialization of PCS devices requires a generic PCS reference that can be passed to phylink_pcs_pre_init(). Currently, the mac_device_info struct contains only one PCS field, which is specific to the Lynx model. As PCS models are hardware-specific, it is more appropria...
```diff diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index a6fefe675ef1..f55cf09f0783 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -593,7 +593,7 @@ struct mac_device_info { const struct stmma...
10658e99d952769002c11f7884eebb5a0310d161
Analyze and fix the following issue in the Linux kernel code: net: stmmac: don't rely on lynx_pcs presence to check for a PHY
Problem Details: When initializing attached PHYs, there are some cases where we don't expect any PHY to be connected. The logic uses conditions based on various local PCS configuration, but also calls-in phylink_expects_phy() via stmmac_init_phy(), which is enough to ensure we don't try to initialize a PHY when using a...
```diff diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index bcdde68a099a..9fb8750248a1 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3960,8 +3960,7 @@ static int __stmmac_ope...
dceb393a0a8e82ff05b7c1f6c911d0779d856a7a
Analyze and fix the following issue in the Linux kernel code: net: phylink: add rxc_always_on flag to phylink_pcs
Problem Details: Some MAC drivers (e.g. stmmac) require a continuous receive clock signal to be generated by a PCS that is handled by a standalone PCS driver. Such a PCS driver does not have access to a PHY device, thus cannot check the PHY_F_RXC_ALWAYS_ON flag. They cannot check max_requires_rxc in the phylink config...
```diff diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 2bb583543dea..84a97088dfc6 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -1042,6 +1042,21 @@ static void phylink_pcs_poll_start(struct phylink *pl) mod_timer(&pl->link_poll, jiffies + HZ); } +int phylink_p...
21d9ba5bc5516e1d8a90c4a26de90855a1e4fb59
Analyze and fix the following issue in the Linux kernel code: net: phylink: add PHY_F_RXC_ALWAYS_ON to PHY dev flags
Problem Details: Some MAC controllers (e.g. stmmac) require their connected PHY to continuously provide a receive clock signal. This can cause issues in two cases: 1. The clock signal hasn't been started yet by the time the MAC driver initializes its hardware. This can make the initialization fail, as in ...
```diff diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 503fd7c40523..2bb583543dea 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -1923,6 +1923,8 @@ static int phylink_bringup_phy(struct phylink *pl, struct phy_device *phy, static int phylink_attach_phy(struct phylin...
e8742081db7d01f980c6161ae1e8a1dbc1e30979
Analyze and fix the following issue in the Linux kernel code: bpf: Mark bpf prog stack with kmsan_unposion_memory in interpreter mode
Problem Details: syzbot reported uninit memory usages during map_{lookup,delete}_elem. ========== BUG: KMSAN: uninit-value in __dev_map_lookup_elem kernel/bpf/devmap.c:441 [inline] BUG: KMSAN: uninit-value in dev_map_lookup_elem+0xf3/0x170 kernel/bpf/devmap.c:796 __dev_map_lookup_elem kernel/bpf/devmap.c:441 [inline] ...
```diff diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index 5aacb1d3c4cc..ab400cdd7d7a 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -2218,6 +2218,7 @@ static unsigned int PROG_NAME(stack_size)(const void *ctx, const struct bpf_insn u64 stack[stack_size / sizeof(u64)]; \ u64 regs[MAX_BPF_EXT_REG] =...
62248b22d01e96a4d669cde0d7005bd51ebf9e76
Analyze and fix the following issue in the Linux kernel code: tools/resolve_btfids: fix build with musl libc
Problem Details: Include the header that defines u32. This fixes build of 6.6.23 and 6.1.83 kernels for Alpine Linux, which uses musl libc. I assume that GNU libc indirecly pulls in linux/types.h. Fixes: 9707ac4fe2f5 ("tools/resolve_btfids: Refactor set sorting with types from btf_ids.h") Closes: https://bugzilla.kern...
```diff diff --git a/tools/include/linux/btf_ids.h b/tools/include/linux/btf_ids.h index 72535f00572f..72ea363d434d 100644 --- a/tools/include/linux/btf_ids.h +++ b/tools/include/linux/btf_ids.h @@ -3,6 +3,8 @@ #ifndef _LINUX_BTF_IDS_H #define _LINUX_BTF_IDS_H +#include <linux/types.h> /* for u32 */ + struct btf_i...
1a80dbcb2dbaf6e4c216e62e30fa7d3daa8001ce
Analyze and fix the following issue in the Linux kernel code: bpf: support deferring bpf_link dealloc to after RCU grace period
Problem Details: BPF link for some program types is passed as a "context" which can be used by those BPF programs to look up additional information. E.g., for multi-kprobes and multi-uprobes, link is used to fetch BPF cookie values. Because of this runtime dependency, when bpf_link refcnt drops to zero there could sti...
```diff diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 4f20f62f9d63..890e152d553e 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -1574,12 +1574,26 @@ struct bpf_link { enum bpf_link_type type; const struct bpf_link_ops *ops; struct bpf_prog *prog; - struct work_struct work; + /* rcu i...
e9c856cabefb71d47b2eeb197f72c9c88e9b45b0
Analyze and fix the following issue in the Linux kernel code: bpf: put uprobe link's path and task in release callback
Problem Details: There is no need to delay putting either path or task to deallocation step. It can be done right after bpf_uprobe_unregister. Between release and dealloc, there could be still some running BPF programs, but they don't access either task or path, only data in link->uprobes, so it is safe to do. On the ...
```diff diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index 0a5c4efc73c3..0b73fe5f7206 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -3157,6 +3157,9 @@ static void bpf_uprobe_multi_link_release(struct bpf_link *link) umulti_link = container_of(link, struct bpf_uprobe_mul...
9edaafadc2c50f2af99ee5b3bad6831e1b6ad54f
Analyze and fix the following issue in the Linux kernel code: selftests/bpf: Fix kprobe_multi_bench_attach test failure with LTO kernel
Problem Details: In my locally build clang LTO kernel (enabling CONFIG_LTO and CONFIG_LTO_CLANG_THIN), kprobe_multi_bench_attach/kernel subtest failed like: test_kprobe_multi_bench_attach:PASS:get_syms 0 nsec test_kprobe_multi_bench_attach:PASS:kprobe_multi_empty__open_and_load 0 nsec libbpf: prog 'test_kprobe_em...
```diff diff --git a/tools/testing/selftests/bpf/prog_tests/kprobe_multi_test.c b/tools/testing/selftests/bpf/prog_tests/kprobe_multi_test.c index 46e28edda595..3b9059164360 100644 --- a/tools/testing/selftests/bpf/prog_tests/kprobe_multi_test.c +++ b/tools/testing/selftests/bpf/prog_tests/kprobe_multi_test.c @@ -367,1...
c56e59776f46d77984329488878a52baf4969457
Analyze and fix the following issue in the Linux kernel code: libbpf: Handle <orig_name>.llvm.<hash> symbol properly
Problem Details: With CONFIG_LTO_CLANG_THIN enabled, with some of previous version of kernel code base ([1]), I hit the following error: test_ksyms:PASS:kallsyms_fopen 0 nsec test_ksyms:FAIL:ksym_find symbol 'bpf_link_fops' not found #118 ksyms:FAIL The reason is that 'bpf_link_fops' is renamed to bpf_...
```diff diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 1822fb8a02d2..b091154bc5b5 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -1970,6 +1970,20 @@ static struct extern_desc *find_extern_by_name(const struct bpf_object *obj, return NULL; } +static struct extern_desc *find_...
208c4391204d25d9178fbc87f216daffad00cd15
Analyze and fix the following issue in the Linux kernel code: selftests/bpf: remove syscall-driven benchs, keep syscall-count only
Problem Details: Remove "legacy" benchmarks triggered by syscalls in favor of newly added in-kernel/batched benchmarks. Drop -batched suffix now as well. Next patch will restore "feature parity" by adding back tp/raw_tp/fmodret benchmarks based on in-kernel kfunc approach. Signed-off-by: Andrii Nakryiko <andrii@kernel...
```diff diff --git a/tools/testing/selftests/bpf/bench.c b/tools/testing/selftests/bpf/bench.c index 484bcbeaa819..8b16841a3dec 100644 --- a/tools/testing/selftests/bpf/bench.c +++ b/tools/testing/selftests/bpf/bench.c @@ -496,28 +496,16 @@ extern const struct bench bench_rename_fexit; /* pure counting benchmarks to...
037965402a010898d34f4e35327d22c0a95cd51f
Analyze and fix the following issue in the Linux kernel code: xen-netfront: Add missing skb_mark_for_recycle
Problem Details: Notice that skb_mark_for_recycle() is introduced later than fixes tag in commit 6a5bcd84e886 ("page_pool: Allow drivers to hint on SKB recycling"). It is believed that fixes tag were missing a call to page_pool_release_page() between v5.9 to v5.14, after which is should have used skb_mark_for_recycle(...
```diff diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index ad29f370034e..8d2aee88526c 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -285,6 +285,7 @@ static struct sk_buff *xennet_alloc_one_rx_buffer(struct netfront_queue *queue) return NULL; } skb_add_rx_frag...
e16a8d209c33de2f5b739d01148738b973371daf
Analyze and fix the following issue in the Linux kernel code: selftests: forwarding: Support for performance sensitive tests
Problem Details: Several tests in the suite use large amounts of traffic to e.g. cause congestion and evaluate RED or shaper performance. These tests will not run well on a slow machine, be it one with heavy debug kernel, or a VM, or e.g. a single-board computer. Allow users to specify an environment variable, KSFT_MAC...
```diff diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index 370fc377249b..58df57855bff 100644 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -79,6 +79,11 @@ declare -A NETIFS=( # Flags for TC filter...
596c8819cb78c047acc0cab03a863a9983a3cc62
Analyze and fix the following issue in the Linux kernel code: selftests: forwarding: Have RET track kselftest framework constants
Problem Details: The variable RET keeps track of whether the test under execution has so far failed or not. Currently it works in binary fashion: zero means everything is fine, non-zero means something failed. log_test() then uses the value to given a human-readable message. In order to allow log_test() to report skip...
```diff diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index 5415b8d29862..ee8153651b38 100644 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -396,14 +396,24 @@ EXIT_STATUS=0 # Per-test return value....
55251fbdf0146c252ceff146a1bb145546f3e034
Analyze and fix the following issue in the Linux kernel code: block: Do not force full zone append completion in req_bio_endio()
Problem Details: This reverts commit 748dc0b65ec2b4b7b3dbd7befcc4a54fdcac7988. Partial zone append completions cannot be supported as there is no guarantees that the fragmented data will be written sequentially in the same manner as with a full command. Commit 748dc0b65ec2 ("block: fix partial zone append completion h...
```diff diff --git a/block/blk-mq.c b/block/blk-mq.c index 555ada922cf0..32afb87efbd0 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -770,16 +770,11 @@ static void req_bio_endio(struct request *rq, struct bio *bio, /* * Partial zone append completions cannot be supported as the * BIO fragments may end u...
5038a66dad0199de60e5671603ea6623eb9e5c79
Analyze and fix the following issue in the Linux kernel code: pinctrl: core: delete incorrect free in pinctrl_enable()
Problem Details: The "pctldev" struct is allocated in devm_pinctrl_register_and_init(). It's a devm_ managed pointer that is freed by devm_pinctrl_dev_release(), so freeing it in pinctrl_enable() will lead to a double free. The devm_pinctrl_dev_release() function frees the pindescs and destroys the mutex as well. Fix...
```diff diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index 6649357637ff..cffeb869130d 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -2124,13 +2124,7 @@ int pinctrl_enable(struct pinctrl_dev *pctldev) error = pinctrl_claim_hogs(pctldev); if (error) { - dev_err(pctldev->dev, "...
c90847bcbfb65d0f1c48fcc73a2b3a2d4ceac6a1
Analyze and fix the following issue in the Linux kernel code: cache: sifive_ccache: Partially convert to a platform driver
Problem Details: Commit 8ec99b033147 ("irqchip/sifive-plic: Convert PLIC driver into a platform driver") broke ccache initialization because the PLIC IRQ domain is no longer available during an arch_initcall: [ 0.087229] irq: no irq domain found for interrupt-controller@c000000 ! [ 0.087255] CCACHE: Could no...
```diff diff --git a/drivers/cache/sifive_ccache.c b/drivers/cache/sifive_ccache.c index 89ed6cd6b059..e9cc8b4786fb 100644 --- a/drivers/cache/sifive_ccache.c +++ b/drivers/cache/sifive_ccache.c @@ -15,6 +15,8 @@ #include <linux/of_address.h> #include <linux/device.h> #include <linux/bitfield.h> +#include <linux/pla...
7f1dd39aedfccf60772328c5b88d56dbd39954c3
Analyze and fix the following issue in the Linux kernel code: clk: Provide !COMMON_CLK dummy for devm_clk_rate_exclusive_get()
Problem Details: To be able to compile drivers using devm_clk_rate_exclusive_get() also on platforms without the common clk framework, add a dummy implementation that does the same as clk_rate_exclusive_get() in that case (i.e. nothing). Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe...
```diff diff --git a/include/linux/clk.h b/include/linux/clk.h index 00623f4de5e1..0fa56d672532 100644 --- a/include/linux/clk.h +++ b/include/linux/clk.h @@ -286,6 +286,11 @@ static inline int clk_rate_exclusive_get(struct clk *clk) return 0; } +static inline int devm_clk_rate_exclusive_get(struct device *dev, st...
fc563aa900659a850e2ada4af26b9d7a3de6c591
Analyze and fix the following issue in the Linux kernel code: ASoC: ops: Fix wraparound for mask in snd_soc_get_volsw
Problem Details: In snd_soc_info_volsw(), mask is generated by figuring out the index of the most significant bit set in max and converting the index to a bitmask through bit shift 1. Unintended wraparound occurs when max is an integer value with msb bit set. Since the bit shift value 1 is treated as an integer type, t...
```diff diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 2d25748ca706..b27e89ff6a16 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -263,7 +263,7 @@ int snd_soc_get_volsw(struct snd_kcontrol *kcontrol, int max = mc->max; int min = mc->min; int sign_bit = mc->sign_bit; - unsigned int mask...
d40e9edcf3eb925c259df9f9dd7319a4fcbc675b
Analyze and fix the following issue in the Linux kernel code: Input: ioc3kbd - add device table
Problem Details: Without the device table the driver will not auto-load when compiled as a module. Fixes: 273db8f03509 ("Input: add IOC3 serio driver") Signed-off-by: Karel Balej <balejk@matfyz.cz> Link: https://lore.kernel.org/r/20240313115832.8052-1-balejk@matfyz.cz Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gm...
```diff diff --git a/drivers/input/serio/ioc3kbd.c b/drivers/input/serio/ioc3kbd.c index 50552dc7b4f5..676b0bda3d72 100644 --- a/drivers/input/serio/ioc3kbd.c +++ b/drivers/input/serio/ioc3kbd.c @@ -200,9 +200,16 @@ static void ioc3kbd_remove(struct platform_device *pdev) serio_unregister_port(d->aux); } +static c...
bf32bceedd0453c70d9d022e2e29f98e446d7161
Analyze and fix the following issue in the Linux kernel code: Input: ims-pcu - fix printf string overflow
Problem Details: clang warns about a string overflow in this driver drivers/input/misc/ims-pcu.c:1802:2: error: 'snprintf' will always be truncated; specified size is 10, but format string expands to at least 12 [-Werror,-Wformat-truncation] drivers/input/misc/ims-pcu.c:1814:2: error: 'snprintf' will always be truncat...
```diff diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c index 6e8cc28debd9..80d16c92a08b 100644 --- a/drivers/input/misc/ims-pcu.c +++ b/drivers/input/misc/ims-pcu.c @@ -42,8 +42,8 @@ struct ims_pcu_backlight { #define IMS_PCU_PART_NUMBER_LEN 15 #define IMS_PCU_SERIAL_NUMBER_LEN 8 #define I...
d62753a57de2547c72819cc82b76731f04563433
Analyze and fix the following issue in the Linux kernel code: drm/xe/gsc: Implement WA 14018094691
Problem Details: The WA states that we need to keep the primary GT powered up during GSC load to allow the GSC FW to access its registers. We also need to make sure that one of the registers is locked before starting the load. v2: fix location of register def (Matt) Bspec: 55928 Signed-off-by: Daniele Ceraolo Spurio ...
```diff diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h index 65af9fe95db5..d5b21f03beaa 100644 --- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h +++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h @@ -370,6 +370,9 @@ #define RT_CTRL XE_REG_MCR(0xe530) #define DIS_NULL_QUERY REG_BIT(1...
adb354bbc231b23d3a05163ce35c1d598512ff64
Analyze and fix the following issue in the Linux kernel code: ASoC: rt722-sdca-sdw: fix locking sequence
Problem Details: The disable_irq_lock protects the 'disable_irq' value, we need to lock before testing it. Fixes: a0b7c59ac1a9 ("ASoC: rt722-sdca: fix for JD event handling in ClockStop Mode0") Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.inte...
```diff diff --git a/sound/soc/codecs/rt722-sdca-sdw.c b/sound/soc/codecs/rt722-sdca-sdw.c index eb76f4c675b6..65d584c1886e 100644 --- a/sound/soc/codecs/rt722-sdca-sdw.c +++ b/sound/soc/codecs/rt722-sdca-sdw.c @@ -467,13 +467,13 @@ static int __maybe_unused rt722_sdca_dev_resume(struct device *dev) return 0; if...
c8b2e5c1b959d100990e4f0cbad38e7d047bb97c
Analyze and fix the following issue in the Linux kernel code: ASoC: rt712-sdca-sdw: fix locking sequence
Problem Details: The disable_irq_lock protects the 'disable_irq' value, we need to lock before testing it. Fixes: 7a8735c1551e ("ASoC: rt712-sdca: fix for JD event handling in ClockStop Mode0") Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.inte...
```diff diff --git a/sound/soc/codecs/rt712-sdca-sdw.c b/sound/soc/codecs/rt712-sdca-sdw.c index 01ac555cd79b..36d0dd532b8d 100644 --- a/sound/soc/codecs/rt712-sdca-sdw.c +++ b/sound/soc/codecs/rt712-sdca-sdw.c @@ -438,13 +438,14 @@ static int __maybe_unused rt712_sdca_dev_resume(struct device *dev) return 0; if...
aae86cfd8790bcc7693a5a0894df58de5cb5128c
Analyze and fix the following issue in the Linux kernel code: ASoC: rt711-sdw: fix locking sequence
Problem Details: The disable_irq_lock protects the 'disable_irq' value, we need to lock before testing it. Fixes: b69de265bd0e ("ASoC: rt711: fix for JD event handling in ClockStop Mode0") Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com...
```diff diff --git a/sound/soc/codecs/rt711-sdw.c b/sound/soc/codecs/rt711-sdw.c index 3f5773310ae8..988451f24a75 100644 --- a/sound/soc/codecs/rt711-sdw.c +++ b/sound/soc/codecs/rt711-sdw.c @@ -536,12 +536,12 @@ static int __maybe_unused rt711_dev_resume(struct device *dev) return 0; if (!slave->unattach_reques...
ee287771644394d071e6a331951ee8079b64f9a7
Analyze and fix the following issue in the Linux kernel code: ASoC: rt711-sdca: fix locking sequence
Problem Details: The disable_irq_lock protects the 'disable_irq' value, we need to lock before testing it. Fixes: 23adeb7056ac ("ASoC: rt711-sdca: fix for JD event handling in ClockStop Mode0") Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.inte...
```diff diff --git a/sound/soc/codecs/rt711-sdca-sdw.c b/sound/soc/codecs/rt711-sdca-sdw.c index 935e597022d3..b8471b2d8f4f 100644 --- a/sound/soc/codecs/rt711-sdca-sdw.c +++ b/sound/soc/codecs/rt711-sdca-sdw.c @@ -438,13 +438,13 @@ static int __maybe_unused rt711_sdca_dev_resume(struct device *dev) return 0; if...
310a5caa4e861616a27a83c3e8bda17d65026fa8
Analyze and fix the following issue in the Linux kernel code: ASoC: rt5682-sdw: fix locking sequence
Problem Details: The disable_irq_lock protects the 'disable_irq' value, we need to lock before testing it. Fixes: 02fb23d72720 ("ASoC: rt5682-sdw: fix for JD event handling in ClockStop Mode0") Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.inte...
```diff diff --git a/sound/soc/codecs/rt5682-sdw.c b/sound/soc/codecs/rt5682-sdw.c index e67c2e19cb1a..1fdbef5fd6cb 100644 --- a/sound/soc/codecs/rt5682-sdw.c +++ b/sound/soc/codecs/rt5682-sdw.c @@ -763,12 +763,12 @@ static int __maybe_unused rt5682_dev_resume(struct device *dev) return 0; if (!slave->unattach_r...
ea60ab95723f5738e7737b56dda95e6feefa5b50
Analyze and fix the following issue in the Linux kernel code: ASoC: kirkwood: Fix potential NULL dereference
Problem Details: In kirkwood_dma_hw_params() mv_mbus_dram_info() returns NULL if CONFIG_PLAT_ORION macro is not defined. Fix this bug by adding NULL check. Found by Linux Verification Center (linuxtesting.org) with SVACE. Fixes: bb6a40fc5a83 ("ASoC: kirkwood: Fix reference to PCM buffer address") Signed-off-by: Aleks...
```diff diff --git a/sound/soc/kirkwood/kirkwood-dma.c b/sound/soc/kirkwood/kirkwood-dma.c index dd2f806526c1..ef00792e1d49 100644 --- a/sound/soc/kirkwood/kirkwood-dma.c +++ b/sound/soc/kirkwood/kirkwood-dma.c @@ -182,6 +182,9 @@ static int kirkwood_dma_hw_params(struct snd_soc_component *component, const struct mbu...
9721634441d5dedba7f9eebb2bf0c9411cbafc4e
Analyze and fix the following issue in the Linux kernel code: drm/i915/gt: Limit the reserved VM space to only the platforms that need it
Problem Details: Commit 9bb66c179f50 ("drm/i915: Reserve some kernel space per vm") reduces the available VM space of one page in order to apply Wa_16018031267 and Wa_16018063123. This page was reserved indiscrimitely in all platforms even when not needed. Limit it to DG2 onwards. Fixes: 9bb66c179f50 ("drm/i915: Rese...
```diff diff --git a/drivers/gpu/drm/i915/gt/gen8_ppgtt.c b/drivers/gpu/drm/i915/gt/gen8_ppgtt.c index fa46d2308b0e..81bf2216371b 100644 --- a/drivers/gpu/drm/i915/gt/gen8_ppgtt.c +++ b/drivers/gpu/drm/i915/gt/gen8_ppgtt.c @@ -961,6 +961,9 @@ static int gen8_init_rsvd(struct i915_address_space *vm) struct i915_vma *v...
e298ae7caafcc429e0fc4b3779f1738c0acc5dac
Analyze and fix the following issue in the Linux kernel code: phy: qcom: qmp-combo: fix duplicate return in qmp_v4_configure_dp_phy
Problem Details: Remove duplicate "return 0" in qmp_v4_configure_dp_phy() Fixes: 186ad90aa49f ("phy: qcom: qmp-combo: reuse register layouts for even more registers") Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org> Reviewed-by: Abhinav Kumar <quic_abhinav...
```diff diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c index 7d585a4bbbba..ea2d5369534d 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c @@ -2431,8 +2431,6 @@ static int qmp_v4_configure_dp_phy(struct qmp_combo *qm...
a4ec240f6b7c21cf846d10017c3ce423a0eae92c
Analyze and fix the following issue in the Linux kernel code: drm/prime: Unbreak virtgpu dma-buf export
Problem Details: virtgpu "vram" GEM objects do not implement obj->get_sg_table(). But they also don't use drm_gem_map_dma_buf(). In fact they may not even have guest visible pages. But it is perfectly fine to export and share with other virtual devices. Reported-by: Dominik Behr <dbehr@chromium.org> Fixes: 207395da...
```diff diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index 7352bde299d5..03bd3c7bd0dc 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -582,7 +582,12 @@ int drm_gem_map_attach(struct dma_buf *dma_buf, { struct drm_gem_object *obj = dma_buf->priv; - if (!obj->f...
63dc588e7af1392576071a1841298198c9cddee3
Analyze and fix the following issue in the Linux kernel code: soundwire: amd: fix for wake interrupt handling for clockstop mode
Problem Details: When SoundWire Wake interrupt is enabled along with SoundWire Wake enable register, SoundWire wake interrupt will be reported when SoundWire manager is in D3 state and ACP is in D3 state. When SoundWire Wake interrupt is reported, it will invoke runtime resume of the SoundWire manager device. In case...
```diff diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c index 7cd24bd8e224..6bcf8e75273c 100644 --- a/drivers/soundwire/amd_manager.c +++ b/drivers/soundwire/amd_manager.c @@ -130,6 +130,19 @@ static void amd_sdw_set_frameshape(struct amd_sdw_manager *amd_manager) writel(frame_size, amd...
cfedfb24c9ddee2bf1641545f6e9b6a02b924aee
Analyze and fix the following issue in the Linux kernel code: kunit: configs: Enable CONFIG_DAMON_DBGFS_DEPRECATED for --alltests
Problem Details: This is required, as CONFIG_DAMON_DEBUGFS is enabled, and --alltests UML builds will fail due to the missing config option otherwise. Fixes: f4cba4bf6777 ("mm/damon: rename CONFIG_DAMON_DBGFS to DAMON_DBGFS_DEPRECATED") Signed-off-by: David Gow <davidgow@google.com> Reviewed-by: Rae Moar <rmoar@google...
```diff diff --git a/tools/testing/kunit/configs/all_tests.config b/tools/testing/kunit/configs/all_tests.config index aa5ec149f96c..f388742cf266 100644 --- a/tools/testing/kunit/configs/all_tests.config +++ b/tools/testing/kunit/configs/all_tests.config @@ -38,6 +38,7 @@ CONFIG_DAMON_VADDR=y CONFIG_DAMON_PADDR=y CON...
be141849ec00ef39935bf169c0f194ac70bf85ce
Analyze and fix the following issue in the Linux kernel code: nouveau/uvmm: fix addr/range calcs for remap operations
Problem Details: dEQP-VK.sparse_resources.image_rebind.2d_array.r64i.128_128_8 was causing a remap operation like the below. op_remap: prev: 0000003fffed0000 00000000000f0000 00000000a5abd18a 0000000000000000 op_remap: next: op_remap: unmap: 0000003fffed0000 0000000000100000 0 op_map: map: 0000003ffffc0000 00000000000...
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.c b/drivers/gpu/drm/nouveau/nouveau_uvmm.c index 0a0a11dc9ec0..ee02cd833c5e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_uvmm.c +++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.c @@ -812,15 +812,15 @@ op_remap(struct drm_gpuva_op_remap *r, struct drm_gpuva_op_unmap ...
2bd02f5a0bac4bb13e0da18652dc75ba0e4958ec
Analyze and fix the following issue in the Linux kernel code: drm/panfrost: fix power transition timeout warnings
Problem Details: Increase the timeout value to prevent system logs on Amlogic boards flooding with power transition warnings: [ 13.047638] panfrost ffe40000.gpu: shader power transition timeout [ 13.048674] panfrost ffe40000.gpu: l2 power transition timeout [ 13.937324] panfrost ffe40000.gpu: shader power transi...
```diff diff --git a/drivers/gpu/drm/panfrost/panfrost_gpu.c b/drivers/gpu/drm/panfrost/panfrost_gpu.c index 9063ce254642..fd8e44992184 100644 --- a/drivers/gpu/drm/panfrost/panfrost_gpu.c +++ b/drivers/gpu/drm/panfrost/panfrost_gpu.c @@ -441,19 +441,19 @@ void panfrost_gpu_power_off(struct panfrost_device *pfdev) ...
582dc04b0658ef3b90aeb49cbdd9747c2f1eccc3
Analyze and fix the following issue in the Linux kernel code: drm/i915: Pre-populate the cursor physical dma address
Problem Details: Calling i915_gem_object_get_dma_address() from the vblank evade critical section triggers might_sleep(). While we know that we've already pinned the framebuffer and thus i915_gem_object_get_dma_address() will in fact not sleep in this case, it seems reasonable to keep the unconditional might_sleep() f...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_cursor.c b/drivers/gpu/drm/i915/display/intel_cursor.c index f8b33999d43f..0d3da55e1c24 100644 --- a/drivers/gpu/drm/i915/display/intel_cursor.c +++ b/drivers/gpu/drm/i915/display/intel_cursor.c @@ -36,12 +36,10 @@ static u32 intel_cursor_base(const struct intel_p...
4a3859ea5240365d21f6053ee219bb240d520895
Analyze and fix the following issue in the Linux kernel code: drm/i915/gt: Reset queue_priority_hint on parking
Problem Details: Originally, with strict in order execution, we could complete execution only when the queue was empty. Preempt-to-busy allows replacement of an active request that may complete before the preemption is processed by HW. If that happens, the request is retired from the queue, but the queue_priority_hint ...
```diff diff --git a/drivers/gpu/drm/i915/gt/intel_engine_pm.c b/drivers/gpu/drm/i915/gt/intel_engine_pm.c index 96bdb93a948d..fb7bff27b45a 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_pm.c @@ -279,9 +279,6 @@ static int __engine_park(struct intel_wakeref *wf) inte...
0e45882ca829b26b915162e8e86dbb1095768e9e
Analyze and fix the following issue in the Linux kernel code: drm/i915/vma: Fix UAF on destroy against retire race
Problem Details: Object debugging tools were sporadically reporting illegal attempts to free a still active i915 VMA object when parking a GT believed to be idle. [161.359441] ODEBUG: free active (active state 0) object: ffff88811643b958 object type: i915_active hint: __i915_vma_active+0x0/0x50 [i915] [161.360082] WAR...
```diff diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c index d09aad34ba37..b70715b1411d 100644 --- a/drivers/gpu/drm/i915/i915_vma.c +++ b/drivers/gpu/drm/i915/i915_vma.c @@ -34,6 +34,7 @@ #include "gt/intel_engine.h" #include "gt/intel_engine_heartbeat.h" #include "gt/intel_gt.h" +#i...
d392e1b9c2e8c60550a2a467732107f0f98b8e97
Analyze and fix the following issue in the Linux kernel code: drm/i915: Do not print 'pxp init failed with 0' when it succeed
Problem Details: It is misleading, if the intention was to also print something in case it succeed it should have a different string. Cc: Alan Previn <alan.previn.teres.alexis@intel.com> Signed-off-by: José Roberto de Souza <jose.souza@intel.com> Fixes: 698e19da2914 ("drm/i915: Skip pxp init if gt is wedged") Reviewed...
```diff diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index 9ee902d5b72c..4b9233c07a22 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -800,7 +800,7 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto ...
e41d769f1a7a1dc533c35ef7b366be3dbf432a1c
Analyze and fix the following issue in the Linux kernel code: drm/i915: Do not match JSL in ehl_combo_pll_div_frac_wa_needed()
Problem Details: Since commit 0c65dc062611 ("drm/i915/jsl: s/JSL/JASPERLAKE for platform/subplatform defines"), boot freezes on a Jasper Lake tablet (Librem 11), usually with graphical corruption on the eDP display, but sometimes just a black screen. This commit was included in 6.6 and later. That commit was intended...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c index ff480f171f75..b6d24410740f 100644 --- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c @@ -2554,7 +2554,7 @@ static void icl_wrpll_params_populate(s...
b212b79768ccde74429f872c37618c543fa11333
Analyze and fix the following issue in the Linux kernel code: drm/i915/hwmon: Fix locking inversion in sysfs getter
Problem Details: In i915 hwmon sysfs getter path we now take a hwmon_lock, then acquire an rpm wakeref. That results in lock inversion: <4> [197.079335] ====================================================== <4> [197.085473] WARNING: possible circular locking dependency detected <4> [197.091611] 6.8.0-rc7-Patchwork_1...
```diff diff --git a/drivers/gpu/drm/i915/i915_hwmon.c b/drivers/gpu/drm/i915/i915_hwmon.c index 8c3f443c8347..b758fd110c20 100644 --- a/drivers/gpu/drm/i915/i915_hwmon.c +++ b/drivers/gpu/drm/i915/i915_hwmon.c @@ -72,12 +72,13 @@ hwm_locked_with_pm_intel_uncore_rmw(struct hwm_drvdata *ddat, struct intel_uncore *unco...
f12751168f1a49ebb84b8056cf038973c53b284f
Analyze and fix the following issue in the Linux kernel code: drm/i915/dsb: Fix DSB vblank waits when using VRR
Problem Details: Looks like the undelayed vblank gets signalled exactly when the active period ends. That is a problem for DSB+VRR when we are already in vblank and expect DSB to start executing as soon as we send the push. Instead of starting, the DSB just keeps on waiting for the undelayed vblank which won't signal u...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c b/drivers/gpu/drm/i915/display/intel_dsb.c index d62e050185e7..e4515bf92038 100644 --- a/drivers/gpu/drm/i915/display/intel_dsb.c +++ b/drivers/gpu/drm/i915/display/intel_dsb.c @@ -340,6 +340,17 @@ static int intel_dsb_dewake_scanline(const struct intel_crtc...
f7d3b9277ff7eb8e84e6f8554d1c2dd78278a572
Analyze and fix the following issue in the Linux kernel code: drm/i915/vrr: Generate VRR "safe window" for DSB
Problem Details: Looks like TRANS_CHICKEN bit 31 means something totally different depending on the platform: TGL: generate VRR "safe window" for DSB ADL/DG2: make TRANS_SET_CONTEXT_LATENCY effective with VRR So far we've only set this on ADL/DG2, but when using DSB+VRR we also need to set it on TGL. And a quick test...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index 5d905f932cb4..eb5bd0743902 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -187,10 +187,11 @@ void intel_vrr_set_transcoder_timings(const struct intel_cr...
0f8c7a7dd3d39fb640018b5cd977054d52c0bab2
Analyze and fix the following issue in the Linux kernel code: drm/i915/display/debugfs: Fix duplicate checks in i915_drrs_status
Problem Details: Remove duplicate checks for debugfs entry "DRRS capable:". Fixes: 20af10845864 ("drm/i915/display/debugfs: New entry "DRRS capable" to i915_drrs_status") Cc: Jani Nikula <jani.nikula@intel.com> Cc: Ankit Nautiyal <ankit.k.nautiyal@intel.com> Cc: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com> Sig...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_drrs.c b/drivers/gpu/drm/i915/display/intel_drrs.c index 4743495ad41f..597f8bd6aa1a 100644 --- a/drivers/gpu/drm/i915/display/intel_drrs.c +++ b/drivers/gpu/drm/i915/display/intel_drrs.c @@ -321,9 +321,8 @@ static int intel_drrs_debugfs_status_show(struct seq_file...
09ae0f4543acc1b623fc2b7ab2489ae5c09fbede
Analyze and fix the following issue in the Linux kernel code: drm/i915/drrs: Refactor CPU transcoder DRRS check
Problem Details: Rename cpu_transcoder_has_drrs() to intel_cpu_transcoder_has_drrs() and move it to intel_drrs.[ch]. V2: - Move helpers to intel_drrs.[ch] (Jani) - Fix commit message (Jani) Cc: Jani Nikula <jani.nikula@intel.com> Cc: Ankit Nautiyal <ankit.k.nautiyal@intel.com> Cc: Mitul Golani <mitulkumar.ajitkumar...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index f0c3ed37b350..f98ef4b42a44 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -67,6 +67,7 @@ #include "intel_dp_tunnel.h" #include "intel_dpio_phy.h" #includ...
186bce682772e7346bf7ced5325b5f4ff050ccfb
Analyze and fix the following issue in the Linux kernel code: drm/i915/mtl: Update workaround 14018575942
Problem Details: Applying WA 14018575942 only on Compute engine has impact on some apps like chrome. Updating this WA to apply on Render engine as well as it is helping with performance on Chrome. Note: There is no concern from media team thus not applying WA on media engines. We will revisit if any issues reported fr...
```diff diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index d67d44611c28..25413809b9dc 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1653,6 +1653,7 @@ static void xelpg_gt_workarounds_init(struct i...
18846627ef1210dcd55d65342b055ea97a46ffff
Analyze and fix the following issue in the Linux kernel code: drm/i915/dsi: Go back to the previous INIT_OTP/DISPLAY_ON order, mostly
Problem Details: Reinstate commit 88b065943cb5 ("drm/i915/dsi: Do display on sequence later on icl+"), for the most part. Turns out some machines (eg. Chuwi Minibook X) really do need that updated order. It is also the order the Windows driver uses. However we can't just undo the revert since that would again break Le...
```diff diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c index eda4a8b88590..ac456a2275db 100644 --- a/drivers/gpu/drm/i915/display/icl_dsi.c +++ b/drivers/gpu/drm/i915/display/icl_dsi.c @@ -1155,7 +1155,6 @@ static void gen11_dsi_powerup_panel(struct intel_encoder *encoder) ...
cf48bddd31deefb9ab07de9a4d0150da6610198a
Analyze and fix the following issue in the Linux kernel code: drm/i915/display: Disable AuxCCS framebuffers if built for Xe
Problem Details: AuxCCS framebuffers don't work on Xe driver hence disable them from plane capabilities until they are fixed. FlatCCS framebuffers work and they are left enabled. CCS is left untouched for i915 driver. Closes: https://gitlab.freedesktop.org/drm/xe/kernel/-/issues/933 Signed-off-by: Juha-Pekka Heikkila ...
```diff diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index e941e2e4fd14..860574d04f88 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -2295,6 +2295,9 @@ static u8 skl_get_p...
f378ab7870046704fb92e64d50a67dda2cae8420
Analyze and fix the following issue in the Linux kernel code: drm/i915: Stop doing double audio enable/disable on SDVO and g4x+ DP
Problem Details: Looks like I misplaced a few hunks when I moved the audio enable/disable out from the encoder enable/disable hooks. So we are now doing a double audio enable/disable on SDVO and g4x+ DP. Probably harmless as doing it twice shouldn't really change anything, but let's do it just once, as intended. Fixes...
```diff diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index dfe0b07a122d..06ec04e667e3 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -717,7 +717,6 @@ static void g4x_enable_dp(struct intel_atomic_state *state, { intel_en...
d180649238f04183950d9c8a7d8a2c2f1788a89c
Analyze and fix the following issue in the Linux kernel code: ABI: sysfs-driver-panfrost-profiling: fix indentation problem
Problem Details: Also add a newline character at the end of the last one. Fixes: b12f3ea7c188 ("drm/panfrost: Replace fdinfo's profiling debugfs knob with sysfs") Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Closes: https://lore.kernel.org/dri-devel/20240326160110.4c00e1e5@canb.auug.org.au/ Signed-off-by: Adri...
```diff diff --git a/Documentation/ABI/testing/sysfs-driver-panfrost-profiling b/Documentation/ABI/testing/sysfs-driver-panfrost-profiling index 1d8bb0978920..7597c420e54b 100644 --- a/Documentation/ABI/testing/sysfs-driver-panfrost-profiling +++ b/Documentation/ABI/testing/sysfs-driver-panfrost-profiling @@ -7,4 +7,4 ...
decd347c2a75d32984beb8807d470b763a53b542
Analyze and fix the following issue in the Linux kernel code: x86/efistub: Reinstate soft limit for initrd loading
Problem Details: Commit 8117961d98fb2 ("x86/efi: Disregard setup header of loaded image") dropped the memcopy of the image's setup header into the boot_params struct provided to the core kernel, on the basis that EFI boot does not need it and should rely only on a single protocol to interface with the boot chain. I...
```diff diff --git a/drivers/firmware/efi/libstub/x86-stub.c b/drivers/firmware/efi/libstub/x86-stub.c index 6a6ffc6707bd..d5a8182cf2e1 100644 --- a/drivers/firmware/efi/libstub/x86-stub.c +++ b/drivers/firmware/efi/libstub/x86-stub.c @@ -496,6 +496,7 @@ efi_status_t __efiapi efi_pe_entry(efi_handle_t handle, hdr->vi...
61d130f261a3c15ae2c4b6f3ac3517d5d5b78855
Analyze and fix the following issue in the Linux kernel code: efi/libstub: Cast away type warning in use of max()
Problem Details: Avoid a type mismatch warning in max() by switching to max_t() and providing the type explicitly. Fixes: 3cb4a4827596abc82e ("efi/libstub: fix efi_random_alloc() ...") Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
```diff diff --git a/drivers/firmware/efi/libstub/randomalloc.c b/drivers/firmware/efi/libstub/randomalloc.c index 7e1852859550..c41e7b2091cd 100644 --- a/drivers/firmware/efi/libstub/randomalloc.c +++ b/drivers/firmware/efi/libstub/randomalloc.c @@ -120,7 +120,7 @@ efi_status_t efi_random_alloc(unsigned long size, ...
4e5d208cc9bd5fbc95d536fa223b4b14c37b8ca8
Analyze and fix the following issue in the Linux kernel code: fs/9p: fix the cache always being enabled on files with qid flags
Problem Details: I'm not sure why this check was ever here. After updating to 6.6 I suddenly found caching had been turned on by default and neither cache=none nor the new directio would turn it off. After walking through the new code very manually I realized that it's because the caching has to be, in effect, turned o...
```diff diff --git a/fs/9p/fid.h b/fs/9p/fid.h index 29281b7c3887..0d6138bee2a3 100644 --- a/fs/9p/fid.h +++ b/fs/9p/fid.h @@ -49,9 +49,6 @@ static inline struct p9_fid *v9fs_fid_clone(struct dentry *dentry) static inline void v9fs_fid_add_modes(struct p9_fid *fid, unsigned int s_flags, unsigned int s_cache, unsigne...
1504a768f6045157437693fbfb50ae63ca86ec61
Analyze and fix the following issue in the Linux kernel code: ASoC: SOF: Intel: support tplg suffix detection
Problem Details: Add new flags to tplg_quirk_mask to detect and append codec/amplifier tplg suffix to topology file name at runtime. With this feature we could implement an enumeration entry for all boards which implement same headphone codec regardless the speaker amplifier type. Reviewed-by: Bard Liao <yung-chuan.li...
```diff diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h index 23d6d6bfb073..1d8f35ca1d6f 100644 --- a/include/sound/soc-acpi.h +++ b/include/sound/soc-acpi.h @@ -151,6 +151,18 @@ struct snd_soc_acpi_link_adr { */ #define SND_SOC_ACPI_TPLG_INTEL_DMIC_NUMBER BIT(2) +/* + * when set the speaker ampli...
2e723a79ec609871116d216309c1b89d2f61b713
Analyze and fix the following issue in the Linux kernel code: ASoC: Intel: ssp-common: get codec tplg suffix function
Problem Details: Add helper functions to get tplg suffix string for specific headphone codec or speaker amplifier. The string could be used to compose the default topology file name for specific headphone codec and speaker amplifier combination. Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Signed-off-by: B...
```diff diff --git a/include/sound/soc-acpi-intel-ssp-common.h b/include/sound/soc-acpi-intel-ssp-common.h index b568cda11051..b4597c8dac78 100644 --- a/include/sound/soc-acpi-intel-ssp-common.h +++ b/include/sound/soc-acpi-intel-ssp-common.h @@ -73,4 +73,9 @@ snd_soc_acpi_intel_detect_amp_type(struct device *dev); co...
2d0401ee38d43ab0e4cdd02dfc9d402befb2b5c8
Analyze and fix the following issue in the Linux kernel code: ALSA: hda: cs35l56: Add ACPI device match tables
Problem Details: Adding the ACPI HIDs to the match table triggers the cs35l56-hda modules to be loaded on boot so that Serial Multi Instantiate can add the devices to the bus and begin the driver init sequence. Signed-off-by: Simon Trimmer <simont@opensource.cirrus.com> Fixes: 73cfbfa9caea ("ALSA: hda/cs35l56: Add dri...
```diff diff --git a/sound/pci/hda/cs35l56_hda_i2c.c b/sound/pci/hda/cs35l56_hda_i2c.c index 13beee807308..40f2f97944d5 100644 --- a/sound/pci/hda/cs35l56_hda_i2c.c +++ b/sound/pci/hda/cs35l56_hda_i2c.c @@ -56,10 +56,19 @@ static const struct i2c_device_id cs35l56_hda_i2c_id[] = { {} }; +static const struct acpi_d...
daf6c4681a74034d5723e2fb761e0d7f3a1ca18f
Analyze and fix the following issue in the Linux kernel code: ALSA: hda/realtek - Fix inactive headset mic jack
Problem Details: This patch adds the existing fixup to certain TF platforms implementing the ALC274 codec with a headset jack. It fixes/activates the inactive microphone of the headset. Signed-off-by: Christoffer Sandberg <cs@tuxedo.de> Signed-off-by: Werner Sembach <wse@tuxedocomputers.com> Cc: <stable@vger.kernel.or...
```diff diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index a17c36a36aa5..c31e9be257a9 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -10403,6 +10403,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1d05, 0x1147, "TongFang GM...
d37b3dac68e26669f03f768b3afc9abc094c9ac9
Analyze and fix the following issue in the Linux kernel code: drm/i915/psr: Fix intel_psr2_sel_fetch_et_alignment usage
Problem Details: Currently we are not aligning selective update area to cover cursor fully when cursor is not updated by itself but still in the selective update area. Fix this by checking cursor separately after drm_atomic_add_affected_planes. Bspec: 68927 Fixes: 1bff93b8bc27 ("drm/i915/psr: Extend SU area to cover ...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index 3198cec15fc1..747abcb51deb 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -2137,21 +2137,36 @@ static void intel_psr2_sel_fetch_pipe_alignment(struct in...
5c4250092fadde9e11ac87a82b8fa4e2a5a0c767
Analyze and fix the following issue in the Linux kernel code: wifi: mwl8k: Avoid -Wflex-array-member-not-at-end warnings
Problem Details: -Wflex-array-member-not-at-end is coming in GCC-14, and we are getting ready to enable it globally. There is currently an object (`header`), at the beginning of multiple structures, that contains a flexible structure (`struct mwl8k_cmd_pkt`), for example: struct mwl8k_cmd_get_hw_spec_sta { st...
```diff diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c index ce8fea76dbb2..9e534e0a324a 100644 --- a/drivers/net/wireless/marvell/mwl8k.c +++ b/drivers/net/wireless/marvell/mwl8k.c @@ -587,12 +587,14 @@ static int mwl8k_request_firmware(struct mwl8k_priv *priv, char *fw_image, ...
f4b09b29f8b498e6c5f7cd582b5c0cbd37c1b90a
Analyze and fix the following issue in the Linux kernel code: wifi: ti: Avoid a hundred -Wflex-array-member-not-at-end warnings
Problem Details: -Wflex-array-member-not-at-end is coming in GCC-14, and we are getting ready to enable it globally. Remove unused flexible-array members in multiple structures, and fix a hundred -Wflex-array-member-not-at-end warnings[1] in drivers/wireless/ti/ Link: https://gist.github.com/GustavoARSilva/fbf63c114d...
```diff diff --git a/drivers/net/wireless/ti/wl1251/cmd.h b/drivers/net/wireless/ti/wl1251/cmd.h index e5874186f9d7..39159201b97e 100644 --- a/drivers/net/wireless/ti/wl1251/cmd.h +++ b/drivers/net/wireless/ti/wl1251/cmd.h @@ -89,8 +89,6 @@ enum wl1251_commands { struct wl1251_cmd_header { u16 id; u16 status; - /*...
6b8cffdc4a31e4a72f75ecd1bc13fbf0dafee390
Analyze and fix the following issue in the Linux kernel code: iio: accel: mxc4005: Reset chip on probe() and resume()
Problem Details: On some designs the chip is not properly reset when powered up at boot or after a suspend/resume cycle. Use the sw-reset feature to ensure that the chip is in a clean state after probe() / resume() and in the case of resume() restore the settings (scale, trigger-enabled). Closes: https://bugzilla.ker...
```diff diff --git a/drivers/iio/accel/mxc4005.c b/drivers/iio/accel/mxc4005.c index 111f4bcf24ad..63c3566a533b 100644 --- a/drivers/iio/accel/mxc4005.c +++ b/drivers/iio/accel/mxc4005.c @@ -5,6 +5,7 @@ * Copyright (c) 2014, Intel Corporation. */ +#include <linux/delay.h> #include <linux/module.h> #include <lin...
b52c4093b0c9089b00b42823d41986a94d32e341
Analyze and fix the following issue in the Linux kernel code: drm/i915/psr: Move writing early transport pipe src
Problem Details: Currently PIPE_SRCSZ_ERLY_TPT is written in intel_display.c:intel_set_pipe_src_size. This doesn't work as intel_set_pipe_src_size is called only on modeset. Bspec: 68927 Fixes: 3291bbb93e16 ("drm/i915/psr: Configure PIPE_SRCSZ_ERLY_TPT for psr2 early transport") Signed-off-by: Jouni Högander <jouni.h...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 4d6668a5f1ab..614e60420a29 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -2748,15 +2748,6 @@ static void intel_set_pipe_src_size(const ...
57a1592784d622ecee0b71940c65429173996b33
Analyze and fix the following issue in the Linux kernel code: iio: accel: mxc4005: Interrupt handling fixes
Problem Details: There are 2 issues with interrupt handling in the mxc4005 driver: 1. mxc4005_set_trigger_state() writes MXC4005_REG_INT_MASK1_BIT_DRDYE (0x01) to INT_MASK1 to enable the interrupt, but to disable the interrupt it writes ~MXC4005_REG_INT_MASK1_BIT_DRDYE which is 0xfe, so it enables all other interrupt ...
```diff diff --git a/drivers/iio/accel/mxc4005.c b/drivers/iio/accel/mxc4005.c index 61839be501c2..111f4bcf24ad 100644 --- a/drivers/iio/accel/mxc4005.c +++ b/drivers/iio/accel/mxc4005.c @@ -27,9 +27,13 @@ #define MXC4005_REG_ZOUT_UPPER 0x07 #define MXC4005_REG_ZOUT_LOWER 0x08 +#define MXC4005_REG_INT_MASK0 0x0A...
18685451fc4e546fc0e718580d32df3c0e5c8272
Analyze and fix the following issue in the Linux kernel code: inet: inet_defrag: prevent sk release while still in use
Problem Details: ip_local_out() and other functions can pass skb->sk as function argument. If the skb is a fragment and reassembly happens before such function call returns, the sk must not be released. This affects skb fragments reassembled via netfilter or similar modules, e.g. openvswitch or ct_act.c, when run as ...
```diff diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 0c7c67b3a87b..9d24aec064e8 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -753,8 +753,6 @@ typedef unsigned char *sk_buff_data_t; * @list: queue head * @ll_node: anchor in an llist (eg socket defer_list) * @sk: Socket ...
40d4b4807cadd83fb3f46cc8cd67a945b5b25461
Analyze and fix the following issue in the Linux kernel code: Octeontx2-af: fix pause frame configuration in GMP mode
Problem Details: The Octeontx2 MAC block (CGX) has separate data paths (SMU and GMP) for different speeds, allowing for efficient data transfer. The previous patch which added pause frame configuration has a bug due to which pause frame feature is not working in GMP mode. This patch fixes the issue by configurating a...
```diff diff --git a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c index 3c0f55b3e48e..b86f3224f0b7 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/cgx.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/cgx.c @@ -808,6 +808,11 @@ static int cgx_lmac_enadis_pause...
4d0a63e5b841c759c9a306aff158420421ef016f
Analyze and fix the following issue in the Linux kernel code: sched/fair: Rename set_rd_overutilized_status() to set_rd_overutilized()
Problem Details: The _status() postfix has no real meaning, simplify the naming and harmonize it with set_rd_overloaded(). Signed-off-by: Ingo Molnar <mingo@kernel.org> Cc: Qais Yousef <qyousef@layalina.io> Cc: Shrikanth Hegde <sshegde@linux.ibm.com> Cc: Vincent Guittot <vincent.guittot@linaro.org> Cc: Peter Zijlstra ...
```diff diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 839a97a4ba2a..f29efd5f19f6 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -6693,7 +6693,7 @@ static inline int is_rd_overutilized(struct root_domain *rd) return !sched_energy_enabled() || READ_ONCE(rd->overutilized); } -static inli...
ddf8a8bbb5643265883bab0c59adf0648422c4bb
Analyze and fix the following issue in the Linux kernel code: drm/i915/dp: Remove support for UHBR13.5
Problem Details: UHBR13.5 is not supported in MTL and also the DP2.1 spec says UHBR13.5 is optional. Hence removing UHBR135 from the supported link rates. v2: Reframed the commit message and added link to the issue. Signed-off-by: Arun R Murthy <arun.r.murthy@intel.com> Fixes: 62618c7f117e ("drm/i915/mtl: C20 PLL pro...
```diff diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 0931a49b619d..7192f2be3aaf 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -495,7 +495,7 @@ intel_dp_set_source_rates(struct intel_dp *intel_dp) /* The val...
e4a58989f5c839316ac63675e8800b9eed7dbe96
Analyze and fix the following issue in the Linux kernel code: net: lan743x: Add set RFE read fifo threshold for PCI1x1x chips
Problem Details: PCI11x1x Rev B0 devices might drop packets when receiving back to back frames at 2.5G link speed. Change the B0 Rev device's Receive filtering Engine FIFO threshold parameter from its hardware default of 4 to 3 dwords to prevent the problem. Rev C0 and later hardware already defaults to 3 dwords. Fixe...
```diff diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index bd8aa83b47e5..75a988c0bd79 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -25,6 +25,8 @@ #define PCS_POWER_STATE_DOWN 0x6 #define ...
4b2d588d8a7520b414290312c9b40bca48b15e39
Analyze and fix the following issue in the Linux kernel code: drm: DRM_WERROR should depend on DRM
Problem Details: There is no point in asking the user about enforcing the DRM compiler warning policy when configuring a kernel without DRM support. Fixes: f89632a9e5fa6c47 ("drm: Add CONFIG_DRM_WERROR") Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Link: ...
```diff diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 50b809346bf9..70a2ac0ca9fd 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -420,7 +420,7 @@ config DRM_PRIVACY_SCREEN config DRM_WERROR bool "Compile the drm subsystem with warnings as errors" - depends on EXPERT + d...
847ad2b5afe6b01252abe1c4ba4a7ac4edfb98dc
Analyze and fix the following issue in the Linux kernel code: drm/display: Make DisplayPort CEC-over-AUX Kconfig name consistent
Problem Details: While most display helpers Kconfig symbols have the DRM_DISPLAY prefix, the DisplayPort CEC tunnelling implementation uses CONFIG_DRM_DISPLAY_DP_AUX_CEC. Since the number of users is limited, we can easily rename it to make it consistent. Reviewed-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: ...
```diff diff --git a/arch/parisc/configs/generic-32bit_defconfig b/arch/parisc/configs/generic-32bit_defconfig index ee4febb30386..5ce258f3fffa 100644 --- a/arch/parisc/configs/generic-32bit_defconfig +++ b/arch/parisc/configs/generic-32bit_defconfig @@ -131,7 +131,7 @@ CONFIG_PPDEV=m CONFIG_I2C=y CONFIG_HWMON=m CON...