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0ce089cbdc6a393bf9ad04964427852800503a58
Analyze and fix the following issue in the Linux kernel code: bpf: selftests: Namespace struct_opt callbacks in bpf_dctcp
Problem Details: With generated kfunc prototypes, the existing callback names will conflict. Fix by namespacing with a bpf_ prefix. Signed-off-by: Daniel Xu <dxu@dxuuu.xyz> Link: https://lore.kernel.org/r/efe7aadad8a054e5aeeba94b1d2e4502eee09d7a.1718207789.git.dxu@dxuuu.xyz Signed-off-by: Alexei Starovoitov <ast@kerne...
```diff diff --git a/tools/testing/selftests/bpf/progs/bpf_dctcp.c b/tools/testing/selftests/bpf/progs/bpf_dctcp.c index 3c9ffe340312..02f552e7fd4d 100644 --- a/tools/testing/selftests/bpf/progs/bpf_dctcp.c +++ b/tools/testing/selftests/bpf/progs/bpf_dctcp.c @@ -65,7 +65,7 @@ static void dctcp_reset(const struct tcp_so...
2b8dd87332cd2782b5b3f0c423bd6693e487ed30
Analyze and fix the following issue in the Linux kernel code: bpf: Make bpf_session_cookie() kfunc return long *
Problem Details: We will soon be generating kfunc prototypes from BTF. As part of that, we need to align the manual signatures in bpf_kfuncs.h with the actual kfunc definitions. There is currently a conflicting signature for bpf_session_cookie() w.r.t. return type. The original intent was to return long * and not __u6...
```diff diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index d1daeab1bbc1..bc16e21a2a44 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -3527,7 +3527,7 @@ __bpf_kfunc bool bpf_session_is_return(void) return session_ctx->is_return; } -__bpf_kfunc __u64 *bpf_session_cookie(v...
ac42f636dc11b2e8d6dea9dd5bb10a39c7bec342
Analyze and fix the following issue in the Linux kernel code: bpf: selftests: Fix bpf_map_sum_elem_count() kfunc prototype
Problem Details: The prototype in progs/map_percpu_stats.c is not in line with how the actual kfuncs are defined in kernel/bpf/map_iter.c. This causes compilation errors when kfunc prototypes are generated from BTF. Fix by aligning with actual kfunc definitions. Signed-off-by: Daniel Xu <dxu@dxuuu.xyz> Link: https://...
```diff diff --git a/tools/testing/selftests/bpf/progs/map_percpu_stats.c b/tools/testing/selftests/bpf/progs/map_percpu_stats.c index 10b2325c1720..63245785eb69 100644 --- a/tools/testing/selftests/bpf/progs/map_percpu_stats.c +++ b/tools/testing/selftests/bpf/progs/map_percpu_stats.c @@ -7,7 +7,7 @@ __u32 target_i...
89f0b1abac497c47d0851b780abecc756c1e8734
Analyze and fix the following issue in the Linux kernel code: bpf: selftests: Fix bpf_cpumask_first_zero() kfunc prototype
Problem Details: The prototype in progs/nested_trust_common.h is not in line with how the actual kfuncs are defined in kernel/bpf/cpumask.c. This causes compilation errors when kfunc prototypes are generated from BTF. Fix by aligning with actual kfunc definitions. Signed-off-by: Daniel Xu <dxu@dxuuu.xyz> Link: https:...
```diff diff --git a/tools/testing/selftests/bpf/progs/nested_trust_common.h b/tools/testing/selftests/bpf/progs/nested_trust_common.h index 83d33931136e..1784b496be2e 100644 --- a/tools/testing/selftests/bpf/progs/nested_trust_common.h +++ b/tools/testing/selftests/bpf/progs/nested_trust_common.h @@ -7,6 +7,6 @@ #inc...
dff96e4f5078c6c61fc6c36dddf27b124c4318fc
Analyze and fix the following issue in the Linux kernel code: bpf: selftests: Fix fentry test kfunc prototypes
Problem Details: Some prototypes in progs/get_func_ip_test.c were not in line with how the actual kfuncs are defined in net/bpf/test_run.c. This causes compilation errors when kfunc prototypes are generated from BTF. Fix by aligning with actual kfunc definitions. Also remove two unused prototypes. Signed-off-by: Dan...
```diff diff --git a/tools/testing/selftests/bpf/progs/get_func_ip_test.c b/tools/testing/selftests/bpf/progs/get_func_ip_test.c index 8956eb78a226..2011cacdeb18 100644 --- a/tools/testing/selftests/bpf/progs/get_func_ip_test.c +++ b/tools/testing/selftests/bpf/progs/get_func_ip_test.c @@ -5,13 +5,12 @@ char _licens...
718135f5bd24ec10ff38aa0294a7da0a7b99fa89
Analyze and fix the following issue in the Linux kernel code: bpf: selftests: Fix bpf_iter_task_vma_new() prototype
Problem Details: bpf_iter_task_vma_new() is defined as taking a u64 as its 3rd argument. u64 is a unsigned long long. bpf_experimental.h was defining the prototype as unsigned long. Fix by using __u64. Signed-off-by: Daniel Xu <dxu@dxuuu.xyz> Link: https://lore.kernel.org/r/fab4509bfee914f539166a91c3ff41e949f3df30.17...
```diff diff --git a/tools/testing/selftests/bpf/bpf_experimental.h b/tools/testing/selftests/bpf/bpf_experimental.h index 3d9e4b8c6b81..8ee7a00b7c82 100644 --- a/tools/testing/selftests/bpf/bpf_experimental.h +++ b/tools/testing/selftests/bpf/bpf_experimental.h @@ -163,7 +163,7 @@ struct bpf_iter_task_vma; extern i...
d76584e53f4244dbc154bec447c3852600acc914
Analyze and fix the following issue in the Linux kernel code: nvmet-passthru: propagate status from id override functions
Problem Details: The id override functions return a status which is not propagated to the caller. Fixes: c1fef73f793b ("nvmet: add passthru code to process commands") Signed-off-by: Daniel Wagner <dwagner@suse.de> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-b...
```diff diff --git a/drivers/nvme/target/passthru.c b/drivers/nvme/target/passthru.c index bb4a69d538fd..f003782d4ecf 100644 --- a/drivers/nvme/target/passthru.c +++ b/drivers/nvme/target/passthru.c @@ -226,13 +226,13 @@ static void nvmet_passthru_execute_cmd_work(struct work_struct *w) req->cmd->common.opcode ==...
8e97ddd586148fe8852c388eb7c9bba70223da5f
Analyze and fix the following issue in the Linux kernel code: dt-bindings: phy: g12a-usb2-phy: add optional power-domains
Problem Details: On newer SoCs, the USB2 PHY can require a power-domain to operate, add it as optional. Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Acked-by: Rob Herring (Arm) <robh@kernel.org> Link: https://lore.kernel.org/r/20240605-topic-amlogic-upstream-bindings-fixes-power-domains-phy-v1-1-c819b0ecd...
```diff diff --git a/Documentation/devicetree/bindings/phy/amlogic,g12a-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/amlogic,g12a-usb2-phy.yaml index 0031fb6a4e76..1a0c436b87a0 100644 --- a/Documentation/devicetree/bindings/phy/amlogic,g12a-usb2-phy.yaml +++ b/Documentation/devicetree/bindings/phy/amlogic,g12a...
72cacd06e47d86d89b0e7179fbc9eb3a0f39cd93
Analyze and fix the following issue in the Linux kernel code: thermal/drivers/mediatek/lvts_thermal: Return error in case of invalid efuse data
Problem Details: This patch prevents from registering thermal entries and letting the driver misbehave if efuse data is invalid. A device is not properly calibrated if the golden temperature is zero. Fixes: f5f633b18234 ("thermal/drivers/mediatek: Add the Low Voltage Thermal Sensor driver") Signed-off-by: Julien Panis...
```diff diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c index 82c355c466cf..819ed0110f3e 100644 --- a/drivers/thermal/mediatek/lvts_thermal.c +++ b/drivers/thermal/mediatek/lvts_thermal.c @@ -769,7 +769,11 @@ static int lvts_golden_temp_init(struct device *dev, u8 *calib, ...
d0321c812d89c5910d8da8e4b10c891c6b96ff70
Analyze and fix the following issue in the Linux kernel code: block: fix request.queuelist usage in flush
Problem Details: Friedrich Weber reported a kernel crash problem and bisected to commit 81ada09cc25e ("blk-flush: reuse rq queuelist in flush state machine"). The root cause is that we use "list_move_tail(&rq->queuelist, pending)" in the PREFLUSH/POSTFLUSH sequences. But rq->queuelist.next == xxx since it's popped out...
```diff diff --git a/block/blk-flush.c b/block/blk-flush.c index c17cf8ed8113..cca4f9131f79 100644 --- a/block/blk-flush.c +++ b/block/blk-flush.c @@ -185,7 +185,7 @@ static void blk_flush_complete_seq(struct request *rq, /* queue for flush */ if (list_empty(pending)) fq->flush_pending_since = jiffies; - lis...
1933192a91be0a570663a3c6310c46e4ce3b2baa
Analyze and fix the following issue in the Linux kernel code: block: Optimize disk zone resource cleanup
Problem Details: For zoned block devices using zone write plugging, an rcu_barrier() call is needed in disk_free_zone_resources() to synchronize freeing of zone write plugs and the destrution of the mempool used to allocate the plugs. The barrier call does slow down a little teardown of zoned block devices but should n...
```diff diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 52abebf56027..08d7dfe8bd93 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -1552,6 +1552,9 @@ static void disk_destroy_zone_wplugs_hash_table(struct gendisk *disk) void disk_free_zone_resources(struct gendisk *disk) { + if (!disk->zone_wplug...
9b1ebce6a1fded90d4a1c6c57dc6262dac4c4c14
Analyze and fix the following issue in the Linux kernel code: block: sed-opal: avoid possible wrong address reference in read_sed_opal_key()
Problem Details: Clang static checker (scan-build) warning: block/sed-opal.c:line 317, column 3 Value stored to 'ret' is never read. Fix this problem by returning the error code when keyring_search() failed. Otherwise, 'key' will have a wrong value when 'kerf' stores the error code. Fixes: 3bfeb6125664 ("block: sed-o...
```diff diff --git a/block/sed-opal.c b/block/sed-opal.c index 14fe0fef811c..598fd3e7fcc8 100644 --- a/block/sed-opal.c +++ b/block/sed-opal.c @@ -314,7 +314,7 @@ static int read_sed_opal_key(const char *key_name, u_char *buffer, int buflen) &key_type_user, key_name, true); if (IS_ERR(kref)) - ret = PTR_...
305a5170dc5cf3d395bb4c4e9239bca6d0b54b49
Analyze and fix the following issue in the Linux kernel code: md/raid5: avoid BUG_ON() while continue reshape after reassembling
Problem Details: Currently, mdadm support --revert-reshape to abort the reshape while reassembling, as the test 07revert-grow. However, following BUG_ON() can be triggerred by the test: kernel BUG at drivers/md/raid5.c:6278! invalid opcode: 0000 [#1] PREEMPT SMP PTI irq event stamp: 158985 CPU: 6 PID: 891 Comm: md0_re...
```diff diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 013adc5ba0e1..547fd15115cd 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -6254,7 +6254,9 @@ static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr, int *sk safepos = conf->reshape_safe; sector_div(safepos, data_disks);...
5ce10a38590c77f20d0dc706944f79e7d56a7400
Analyze and fix the following issue in the Linux kernel code: md: don't fail action_store() if sync_thread is not registered
Problem Details: MD_RECOVERY_RUNNING will always be set when trying to register a new sync_thread, however, if md_start_sync() turns out to do nothing, MD_RECOVERY_RUNNING will be cleared in this case. And during the race window, action_store() will return -EBUSY, which will cause some mdadm tests to fail. For example:...
```diff diff --git a/drivers/md/md.c b/drivers/md/md.c index 44cb18ec1c52..86abd0fe0681 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -753,7 +753,6 @@ int mddev_init(struct mddev *mddev) mutex_init(&mddev->open_mutex); mutex_init(&mddev->reconfig_mutex); - mutex_init(&mddev->sync_mutex); mutex_init(&mdd...
0476d09c36a845757dd9fd1c80fbbf45b0faeb3c
Analyze and fix the following issue in the Linux kernel code: md: rearrange recovery_flags
Problem Details: Currently there are lots of flags with the same confusing prefix "MD_REOCVERY_", and there are two main types of flags, sync thread runnng status, I prefer prefix "SYNC_THREAD_", and sync thread action, I perfer prefix "SYNC_ACTION_". For now, rearrange and update comment to improve code readability, ...
```diff diff --git a/drivers/md/md.h b/drivers/md/md.h index 487582058f74..1ee129c6f98f 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -551,22 +551,46 @@ struct mddev { }; enum recovery_flags { + /* flags for sync thread running status */ + + /* + * set when one of sync action is set and new sync thread nee...
e81568a0cbb288770f8d2e4b7d41752a9f367bd1
Analyze and fix the following issue in the Linux kernel code: drm/xe: Add reg read/write trace
Problem Details: This will help debug register read/writes and provides a way to trace all the mmio transactions. v2: Fix kunit error v3: Print devid to help in multi-gpu setup v3: rebase and use variable sized variant to display dev name(Gustavo) v4: Pass single argument to __asign_str to fix kunit error v5: Remo...
```diff diff --git a/drivers/gpu/drm/xe/xe_mmio.c b/drivers/gpu/drm/xe/xe_mmio.c index 7962eeb9adb7..f92faad4b96d 100644 --- a/drivers/gpu/drm/xe/xe_mmio.c +++ b/drivers/gpu/drm/xe/xe_mmio.c @@ -21,6 +21,7 @@ #include "xe_gt_sriov_vf.h" #include "xe_macros.h" #include "xe_sriov.h" +#include "xe_trace.h" static vo...
501c4255c40935280a10844cf7550bf1e4f8939b
Analyze and fix the following issue in the Linux kernel code: drm/xe/trace: Print device_id in xe_trace events
Problem Details: In multi-gpu environments it is important to know the device gt events belongs to. The tracing information includes the device_id to indicate the device the event is associated with. v2: Use variable sized variant to display dev name(Gustavo) v3: Pass single argument to __assign_str to fix kunit error...
```diff diff --git a/drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c b/drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c index 105797776a6c..23d397a246a8 100644 --- a/drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c +++ b/drivers/gpu/drm/xe/xe_gt_tlb_invalidation.c @@ -22,6 +22,7 @@ static void xe_gt_tlb_fence_timeout(struct work_str...
3cba2f1d3f18939362e082ea8b9bd8abfa735b84
Analyze and fix the following issue in the Linux kernel code: drm/xe/trace: Print device_id in xe_trace_guc events
Problem Details: In multi-gpu environments it is important to know the device guc txn belongs to. The tracing information includes the device_id to indicate the device the event is associated with. v2: Use variable sized variant to display dev name(Gustavo) v3: Pass single argument to __assign_str to fix kunit error v...
```diff diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c index aef400133720..b4137fe195a4 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct.c +++ b/drivers/gpu/drm/xe/xe_guc_ct.c @@ -571,7 +571,7 @@ static int h2g_write(struct xe_guc_ct *ct, const u32 *action, u32 len, /* Update descriptor */ de...
3432f26efa45bed7bc61f534ca9d2c0afdaf5632
Analyze and fix the following issue in the Linux kernel code: drm/xe/trace: Print device_id in xe_trace_bo events
Problem Details: In multi-gpu environments it is important to know the device bo/vm belongs to. The tracing information includes the device_id to indicate the device the event is associated with. v2: Use variable sized variant to display dev name(Gustavo) v3: Pass single argument to __assign_str to fix kunit error v4:...
```diff diff --git a/drivers/gpu/drm/xe/xe_trace_bo.h b/drivers/gpu/drm/xe/xe_trace_bo.h index c8bd746d9d41..f39f09ed3495 100644 --- a/drivers/gpu/drm/xe/xe_trace_bo.h +++ b/drivers/gpu/drm/xe/xe_trace_bo.h @@ -16,24 +16,31 @@ #include "xe_bo_types.h" #include "xe_vm.h" +#define __dev_name_bo(bo) dev_name(xe_bo_dev...
cbf3fb5b29e99e3689d63a88c3cddbffa1b8de99
Analyze and fix the following issue in the Linux kernel code: i2c: designware: Fix the functionality flags of the slave-only interface
Problem Details: When an I2C adapter acts only as a slave, it should not claim to support I2C master capabilities. Fixes: 5b6d721b266a ("i2c: designware: enable SLAVE in platform module") Signed-off-by: Jean Delvare <jdelvare@suse.de> Cc: Luis Oliveira <lolivei@synopsys.com> Cc: Jarkko Nikula <jarkko.nikula@linux.inte...
```diff diff --git a/drivers/i2c/busses/i2c-designware-slave.c b/drivers/i2c/busses/i2c-designware-slave.c index 2e079cf20bb5..78e2c47e3d7d 100644 --- a/drivers/i2c/busses/i2c-designware-slave.c +++ b/drivers/i2c/busses/i2c-designware-slave.c @@ -220,7 +220,7 @@ static const struct i2c_algorithm i2c_dw_algo = { void...
d6d5645e5fc1233a7ba950de4a72981c394a2557
Analyze and fix the following issue in the Linux kernel code: i2c: at91: Fix the functionality flags of the slave-only interface
Problem Details: When an I2C adapter acts only as a slave, it should not claim to support I2C master capabilities. Fixes: 9d3ca54b550c ("i2c: at91: added slave mode support") Signed-off-by: Jean Delvare <jdelvare@suse.de> Cc: Juergen Fitschen <me@jue.yt> Cc: Ludovic Desroches <ludovic.desroches@microchip.com> Cc: Codr...
```diff diff --git a/drivers/i2c/busses/i2c-at91-slave.c b/drivers/i2c/busses/i2c-at91-slave.c index d6eeea5166c0..131a67d9d4a6 100644 --- a/drivers/i2c/busses/i2c-at91-slave.c +++ b/drivers/i2c/busses/i2c-at91-slave.c @@ -106,8 +106,7 @@ static int at91_unreg_slave(struct i2c_client *slave) static u32 at91_twi_func...
e96e36ce1fdcf08a70e3f09cbe2da02b073c58ac
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am62p5-sk: Fix pinmux for McASP1 TX
Problem Details: On SK-AM62P, McASP1 uses two pins for communicating with the codec over I2S protocol. One of these pins (AXR0) is used for audio playback (TX) so the direction of the pin should be OUTPUT. Fixes: c00504ea42c0 ("arm64: dts: ti: k3-am62p5-sk: Updates for SK EVM") Signed-off-by: Jai Luthra <j-luthra@ti.c...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts index 78d4d44e8bd4..fb980d46e304 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts @@ -207,7 +207,7 @@ pinctrl-single,pins = < AM62PX_IOPAD(0x0090, PIN_INPUT, 2)...
554dd562a5f2f5d7e838f7b229a1c612275678db
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am625-phyboard-lyra-rdk: Drop McASP AFIFOs
Problem Details: McASP AFIFOs are not necessary with UDMA-P/BCDMA as there is buffering on the DMA IP. Drop these for better audio latency. Fixes: 28c0cf16b308 ("arm64: dts: ti: k3-am625-phyboard-lyra-rdk: Add Audio Codec") Signed-off-by: Jai Luthra <j-luthra@ti.com> Link: https://lore.kernel.org/r/20240606-mcasp_fifo...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts b/arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts index 50d2573c840e..6c24e4d39ee8 100644 --- a/arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts +++ b/arch/arm64/boot/dts/ti/k3-am625-phyboard-lyra-rdk.dts @@ -441,8 +441,6 @@ 0 0 0...
fb01352801f08740e9f37cbd71f73866c7044927
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am62-verdin: Drop McASP AFIFOs
Problem Details: McASP AFIFOs are not necessary with UDMA-P/BCDMA as there is buffering on the DMA IP. Drop these for better audio latency. Fixes: 316b80246b16 ("arm64: dts: ti: add verdin am62") Acked-by: Francesco Dolcini <francesco.dolcini@toradex.com> Signed-off-by: Jai Luthra <j-luthra@ti.com> Link: https://lore....
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi index 2038c5e04639..359f53f3e019 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi @@ -1364,8 +1364,6 @@ 0 0 0 0 >; tdm-slots = <2>; - rx-num-e...
3b4a03357aee07a32a44a49bb6a71f5e82b1ecc1
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am625-beagleplay: Drop McASP AFIFOs
Problem Details: McASP AFIFOs are not necessary with UDMA-P/BCDMA as there is buffering on the DMA IP. Drop these for better audio latency. Fixes: 1f7226a5e52c ("arm64: dts: ti: k3-am625-beagleplay: Add HDMI support") Signed-off-by: Jai Luthra <j-luthra@ti.com> Link: https://lore.kernel.org/r/20240606-mcasp_fifo_drop-...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts index 18e3070a8683..70de288d728e 100644 --- a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts +++ b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts @@ -924,6 +924,4 @@ 0 0 0 0 0 0 0 0 >...
d3fe4b4e2e44de64ed1f1585151bf4a3627adbaf
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am62p5: Drop McASP AFIFOs
Problem Details: McASP AFIFOs are not necessary with UDMA-P/BCDMA as there is buffering on the DMA IP. Drop these for better audio latency. Fixes: c00504ea42c0 ("arm64: dts: ti: k3-am62p5-sk: Updates for SK EVM") Signed-off-by: Jai Luthra <j-luthra@ti.com> Link: https://lore.kernel.org/r/20240606-mcasp_fifo_drop-v2-3-...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts index 6e7234659111..78d4d44e8bd4 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts @@ -549,8 +549,6 @@ 0 0 0 0 0 0 0 0 >; - tx-num-evt = <32>; - rx-...
a931b81072921a11d5bb8e8201b6228b791d40a9
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am62a7: Drop McASP AFIFOs
Problem Details: McASP AFIFOs are not necessary with UDMA-P/BCDMA as there is buffering on the DMA IP. Drop these for better audio latency. Fixes: 4a2c5dddf9e9 ("arm64: dts: ti: k3-am62a7-sk: Enable audio on AM62A") Signed-off-by: Jai Luthra <j-luthra@ti.com> Link: https://lore.kernel.org/r/20240606-mcasp_fifo_drop-v2...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts index fa43cd0b631e..e026f65738b3 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts @@ -701,8 +701,6 @@ 0 0 0 0 0 0 0 0 >; - tx-num-evt = <32>; - rx-...
6ee3ca0ec7fabc63603afdb3485da04164dc8747
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am62x: Drop McASP AFIFOs
Problem Details: McASP AFIFOs are not necessary with UDMA-P/BCDMA as there is buffering on the DMA IP. Drop these for better audio latency. Fixes: b94b43715e91 ("arm64: dts: ti: Enable audio on SK-AM62(-LP)") Signed-off-by: Jai Luthra <j-luthra@ti.com> Link: https://lore.kernel.org/r/20240606-mcasp_fifo_drop-v2-1-8c31...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi index 96378b19c419..f4948b937627 100644 --- a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi @@ -508,8 +508,6 @@ 0 0 0 0 0 0 0 0 >...
2cdf63e73415ce6c8f6b3397cdc91d5f928855f9
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-j722s: Fix main domain GPIO count
Problem Details: J722S does not pin out all of the GPIO same as AM62P and have more number of GPIO on the main_gpio1 instance. Fix the GPIO count on both instances by overriding the ti,ngpio property. Fixes: ea55b9335ad8 ("arm64: dts: ti: Introduce J722S family of SoCs") More details at J722S/AM67 Datasheet (Section ...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-j722s.dtsi b/arch/arm64/boot/dts/ti/k3-j722s.dtsi index c75744edb143..9132b0232b0b 100644 --- a/arch/arm64/boot/dts/ti/k3-j722s.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j722s.dtsi @@ -83,6 +83,14 @@ ti,interrupt-ranges = <7 71 21>; }; +&main_gpio0 { + ti,ngpio = <87>; +};...
9dcc0e1065f3c40d0b2ad79a858bb4ebaba33167
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am642-hummingboard-t: correct rs485 rts polarity
Problem Details: The RS485 transceiver RE (Receiver enable) and DE (Driver enable) are shorted and connected to both RTS/CTS of the SoC UART. RE is active-low, DE is active-high. Remove the "rs485-rts-active-low" flag to match RTS polarity with DE, and fix communication in both transmit and receive directions. Fixes:...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am642-hummingboard-t.dts b/arch/arm64/boot/dts/ti/k3-am642-hummingboard-t.dts index 234d76e4e944..5b5e9eeec5ac 100644 --- a/arch/arm64/boot/dts/ti/k3-am642-hummingboard-t.dts +++ b/arch/arm64/boot/dts/ti/k3-am642-hummingboard-t.dts @@ -282,7 +282,6 @@ pinctrl-names = "de...
a6e6604c600aeedf9700de4a55255850391bc3fc
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am62p-main: Fix the reg-range for main_pktdma
Problem Details: For main_pktdma node, the TX Channel Realtime Register region 'tchanrt' is 128KB and Ring Realtime Register region 'ringrt' is 2MB as shown in memory map in the TRM[0] (Table 2-1). So fix ranges for those register regions. [0]: <https://www.ti.com/lit/pdf/spruj83> Fixes: b5080c7c1f7e ("arm64: dts: ti...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi index 900d1f9530a2..2b9bc77a0540 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi @@ -123,8 +123,8 @@ compatible = "ti,am64-dmss-pktdma"; reg = <0x00 0...
d007a883a61f55b9b195c4c18bbe29de5b802822
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am62a-main: Fix the reg-range for main_pktdma
Problem Details: For main_pktdma node, the TX Channel Realtime Register region 'tchanrt' is 128KB and Ring Realtime Register region 'ringrt' is 2MB as shown in memory map in the TRM[0] (Table 2-1). So fix ranges for those register regions. [0]: <https://www.ti.com/lit/pdf/spruj16> Fixes: 3dad70def7ff ("arm64: dts: ti...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi index bf9c2d9c6439..ce4a2f105630 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi @@ -120,8 +120,8 @@ compatible = "ti,am64-dmss-pktdma"; reg = <0x00 0...
6edad223553c7f1680fcaca25ded59eba7c6d82d
Analyze and fix the following issue in the Linux kernel code: arm64: dts: ti: k3-am62-main: Fix the reg-range for main_pktdma
Problem Details: For main_pktdma node, the TX Channel Realtime Register region 'tchanrt' is 128KB and Ring Realtime Register region 'ringrt' is 2MB as shown in memory map in the TRM[0] (Table 2-1). So fix ranges for those register regions. [0]: <https://www.ti.com/lit/pdf/spruiv7> Fixes: c37c58fdeb8a ("arm64: dts: ti...
```diff diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi index 448a59dc53a7..0f2722c4bcc3 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -141,8 +141,8 @@ compatible = "ti,am64-dmss-pktdma"; reg = <0x00 0x485...
298b1e4182d657c3e388adcc29477904e9600ed5
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to truncate preallocated blocks in f2fs_file_open()
Problem Details: chenyuwen reports a f2fs bug as below: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000011 fscrypt_set_bio_crypt_ctx+0x78/0x1e8 f2fs_grab_read_bio+0x78/0x208 f2fs_submit_page_read+0x44/0x154 f2fs_get_read_data_page+0x288/0x5f4 f2fs_get_lock_data_page+0x60/0x190 t...
```diff diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 86d4f7b19881..9688df332147 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -803,6 +803,7 @@ enum { FI_COW_FILE, /* indicate COW file */ FI_ATOMIC_COMMITTED, /* indicate atomic commit completed except disk sync */ FI_ATOMIC_REPLACE, /* indicate atomic...
d7409b05a64f212735f0d33f5f1602051a886eab
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to cover read extent cache access with lock
Problem Details: syzbot reports a f2fs bug as below: BUG: KASAN: slab-use-after-free in sanity_check_extent_cache+0x370/0x410 fs/f2fs/extent_cache.c:46 Read of size 4 at addr ffff8880739ab220 by task syz-executor200/5097 CPU: 0 PID: 5097 Comm: syz-executor200 Not tainted 6.9.0-rc6-syzkaller #0 Hardware name: Google G...
```diff diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c index 48048fa36427..fd1fc06359ee 100644 --- a/fs/f2fs/extent_cache.c +++ b/fs/f2fs/extent_cache.c @@ -19,33 +19,23 @@ #include "node.h" #include <trace/events/f2fs.h> -bool sanity_check_extent_cache(struct inode *inode) +bool sanity_check_extent_c...
a8eb3de28e7a365690c61161e7a07a4fc7c60bbf
Analyze and fix the following issue in the Linux kernel code: f2fs: fix return value of f2fs_convert_inline_inode()
Problem Details: If device is readonly, make f2fs_convert_inline_inode() return EROFS instead of zero, otherwise it may trigger panic during writeback of inline inode's dirty page as below: f2fs_write_single_data_page+0xbb6/0x1e90 fs/f2fs/data.c:2888 f2fs_write_cache_pages fs/f2fs/data.c:3187 [inline] __f2fs_write_...
```diff diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 0203c3baabb6..1fba5728be70 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -221,8 +221,10 @@ int f2fs_convert_inline_inode(struct inode *inode) struct page *ipage, *page; int err = 0; - if (!f2fs_has_inline_data(inode) || - f2fs_hw_is_readon...
192b8fb8d1c8ca3c87366ebbef599fa80bb626b8
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to don't dirty inode for readonly filesystem
Problem Details: syzbot reports f2fs bug as below: kernel BUG at fs/f2fs/inode.c:933! RIP: 0010:f2fs_evict_inode+0x1576/0x1590 fs/f2fs/inode.c:933 Call Trace: evict+0x2a4/0x620 fs/inode.c:664 dispose_list fs/inode.c:697 [inline] evict_inodes+0x5f8/0x690 fs/inode.c:747 generic_shutdown_super+0x9d/0x2c0 fs/super.c:6...
```diff diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c index 33b2778d5452..ffbcf3de2bdb 100644 --- a/fs/f2fs/inode.c +++ b/fs/f2fs/inode.c @@ -29,6 +29,9 @@ void f2fs_mark_inode_dirty_sync(struct inode *inode, bool sync) if (is_inode_flag_set(inode, FI_NEW_INODE)) return; + if (f2fs_readonly(F2FS_I_SB(inode)->sb...
21327a042dd94bc73181d7300e688699cb1f467e
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to avoid use SSR allocate when do defragment
Problem Details: SSR allocate mode will be used when doing file defragment if ATGC is working at the same time, that is because set_page_private_gcing may make CURSEG_ALL_DATA_ATGC segment type got in f2fs_allocate_data_block when defragment page is writeback, which may cause file fragmentation is worse. A file with 2...
```diff diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index c4d951ed54ff..6e8a4b332ad5 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -3483,7 +3483,8 @@ static int __get_segment_type_6(struct f2fs_io_info *fio) if (page_private_gcing(fio->page)) { if (fio->sbi->am.atgc_enabled && (fio->io_ty...
5c8764f8679e659c5cb295af7d32279002d13735
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to force buffered IO on inline_data inode
Problem Details: It will return all zero data when DIO reading from inline_data inode, it is because f2fs_iomap_begin() assign iomap->type w/ IOMAP_HOLE incorrectly for this case. We can let iomap framework handle inline data via assigning iomap->type and iomap->inline_data correctly, however, it will be a little bit ...
```diff diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 5c0b281a70f3..0cbaeb97c7f5 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -825,6 +825,8 @@ static bool f2fs_force_buffered_io(struct inode *inode, int rw) return true; if (f2fs_compressed_file(inode)) return true; + if (f2fs_has_inline_data(inode))...
6924c8b6fdf96db24edf8392c2dd00f79eeb8e4b
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to remove redundant SBI_NEED_FSCK flag set
Problem Details: Subsequent f2fs_stop_checkpoint will set cp_err, so this SBI_NEED_FSCK flag set action is invalid. Signed-off-by: Zhiguo Niu <zhiguo.niu@unisoc.com> Reviewed-by: Chao Yu <chao@kernel.org> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
```diff diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 20e2f989013b..ef667fec9a12 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -1752,7 +1752,6 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi, if (type != GET_SUM_TYPE((&sum->footer))) { f2fs_err(sbi, "Inconsistent segment (%u) type [%d, %d] in SSA an...
c240c87bcd44a1a2375fc8ef8c645d1f1fe76466
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to do sanity check on blocks for inline_data inode
Problem Details: inode can be fuzzed, so it can has F2FS_INLINE_DATA flag and valid i_blocks/i_nid value, this patch supports to do extra sanity check to detect such corrupted state. Signed-off-by: Chao Yu <chao@kernel.org> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
```diff diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 1974b6aff397..f463961b497c 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -4149,7 +4149,7 @@ extern struct kmem_cache *f2fs_inode_entry_slab; * inline.c */ bool f2fs_may_inline_data(struct inode *inode); -bool f2fs_sanity_check_inline_data(struct inod...
fc01008c92f40015aeeced94750855a7111b6929
Analyze and fix the following issue in the Linux kernel code: f2fs: fix to do sanity check on F2FS_INLINE_DATA flag in inode during GC
Problem Details: syzbot reports a f2fs bug as below: ------------[ cut here ]------------ kernel BUG at fs/f2fs/inline.c:258! CPU: 1 PID: 34 Comm: kworker/u8:2 Not tainted 6.9.0-rc6-syzkaller-00012-g9e4bc4bcae01 #0 RIP: 0010:f2fs_write_inline_data+0x781/0x790 fs/f2fs/inline.c:258 Call Trace: f2fs_write_single_data_pa...
```diff diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 6066c6eecf41..20e2f989013b 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -1563,6 +1563,16 @@ next_step: continue; } + if (f2fs_has_inline_data(inode)) { + iput(inode); + set_sbi_flag(sbi, SBI_NEED_FSCK); + f2fs_err_ratelimited(sbi, + "in...
ec3ac2c8d941dad959dcdc760aa43bc45785d346
Analyze and fix the following issue in the Linux kernel code: drm/xe: Increase devcoredump timeout
Problem Details: 5 minutes is too short for a regular user to search and understand what he needs to do to report capture devcoredump and report a bug to us, so here increasing this timeout to 1 hour. Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Jonathan Cavitt <jonathan.cavitt@intel.com> Reviewed-by: Rodrigo Vivi <r...
```diff diff --git a/drivers/gpu/drm/xe/xe_devcoredump.c b/drivers/gpu/drm/xe/xe_devcoredump.c index d7f2d19a77c1..62c2b10fbf1d 100644 --- a/drivers/gpu/drm/xe/xe_devcoredump.c +++ b/drivers/gpu/drm/xe/xe_devcoredump.c @@ -53,6 +53,9 @@ #ifdef CONFIG_DEV_COREDUMP +/* 1 hour timeout */ +#define XE_COREDUMP_TIMEOUT_...
3b9c181bcde8555ca81b2394c2dc2201cefc2dd4
Analyze and fix the following issue in the Linux kernel code: devcoredump: Add dev_coredumpm_timeout()
Problem Details: Add function to set a custom coredump timeout. For Xe driver usage, current 5 minutes timeout may be too short for users to search and understand what needs to be done to capture coredump to report bugs. We have plans to automate(distribute a udev script) it but at the end will be up to distros and u...
```diff diff --git a/drivers/base/devcoredump.c b/drivers/base/devcoredump.c index 82aeb09b3d1b..c795edad1b96 100644 --- a/drivers/base/devcoredump.c +++ b/drivers/base/devcoredump.c @@ -18,9 +18,6 @@ static struct class devcd_class; /* global disable flag, for security purposes */ static bool devcd_disabled; -/* i...
4cac29b846f38d5f0654cdfff5c5bfc37305081c
Analyze and fix the following issue in the Linux kernel code: regulator: bd71815: fix ramp values
Problem Details: Ramp values are inverted. This caused wrong values written to register when ramp values were defined in device tree. Invert values in table to fix this. Signed-off-by: Kalle Niemi <kaleposti@gmail.com> Fixes: 1aad39001e85 ("regulator: Support ROHM BD71815 regulators") Reviewed-by: Matti Vaittinen <ma...
```diff diff --git a/drivers/regulator/bd71815-regulator.c b/drivers/regulator/bd71815-regulator.c index 26192d55a685..79fbb45297f6 100644 --- a/drivers/regulator/bd71815-regulator.c +++ b/drivers/regulator/bd71815-regulator.c @@ -256,7 +256,7 @@ static int buck12_set_hw_dvs_levels(struct device_node *np, * 10: 2.50m...
031d1f20d5db496a4fc980a59a7c6de83b8a5a76
Analyze and fix the following issue in the Linux kernel code: kselftest/arm64: Fix redundancy of a testcase
Problem Details: Currently, we are writing the same value as we read into the TLS register, hence we cannot confirm update of the register, making the testcase "verify_tpidr_one" redundant. Fix this. Signed-off-by: Dev Jain <dev.jain@arm.com> Reviewed-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r...
```diff diff --git a/tools/testing/selftests/arm64/abi/ptrace.c b/tools/testing/selftests/arm64/abi/ptrace.c index abe4d58d731d..4c941270d8de 100644 --- a/tools/testing/selftests/arm64/abi/ptrace.c +++ b/tools/testing/selftests/arm64/abi/ptrace.c @@ -47,7 +47,7 @@ static void test_tpidr(pid_t child) /* ...write a n...
46edf5d7aed5438078a8b4b1ab4230a41a032dd0
Analyze and fix the following issue in the Linux kernel code: selftests/livepatch: define max test-syscall processes
Problem Details: Define a maximum allowable number of pids that can be livepatched in test-syscall.sh as with extremely large machines the output from a large number of processes overflows the dev/kmsg "expect" buffer in the "check_result" function and causes a false error. Reported-by: CKI Project <cki-project@redhat...
```diff diff --git a/tools/testing/selftests/livepatch/test-syscall.sh b/tools/testing/selftests/livepatch/test-syscall.sh index b76a881d4013..289eb7d4c4b3 100755 --- a/tools/testing/selftests/livepatch/test-syscall.sh +++ b/tools/testing/selftests/livepatch/test-syscall.sh @@ -15,7 +15,10 @@ setup_config start_test...
a13aaf157467e694a3824d81304106b58d4c20d6
Analyze and fix the following issue in the Linux kernel code: drm/panel: himax-hx83102: fix incorrect argument to mipi_dsi_msleep
Problem Details: mipi_dsi_msleep should be modified to accept ctx as a pointer and the function call should be adjusted accordingly. Fixes: a2ab7cb169da ("drm/panel: himax-hx83102: use wrapped MIPI DCS functions") Signed-off-by: Tejas Vipin <tejasvipin76@gmail.com> Reviewed-by: Douglas Anderson <dianders@chromium.org>...
```diff diff --git a/drivers/gpu/drm/panel/panel-himax-hx83102.c b/drivers/gpu/drm/panel/panel-himax-hx83102.c index 6009a3fe1b8f..6e4b7e4644ce 100644 --- a/drivers/gpu/drm/panel/panel-himax-hx83102.c +++ b/drivers/gpu/drm/panel/panel-himax-hx83102.c @@ -286,7 +286,7 @@ static int boe_nv110wum_init(struct hx83102 *ctx)...
66055636a146c435cd226fb5a334176304652f3c
Analyze and fix the following issue in the Linux kernel code: drm/mipi-dsi: fix handling of ctx in mipi_dsi_msleep
Problem Details: ctx would be better off treated as a pointer to account for most of its usage so far, and brackets should be added to account for operator precedence for correct evaluation. Fixes: f79d6d28d8fe ("drm/mipi-dsi: wrap more functions for streamline handling") Signed-off-by: Tejas Vipin <tejasvipin76@gmail...
```diff diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h index bd5a0b6d0711..71d121aeef24 100644 --- a/include/drm/drm_mipi_dsi.h +++ b/include/drm/drm_mipi_dsi.h @@ -293,7 +293,7 @@ ssize_t mipi_dsi_generic_read(struct mipi_dsi_device *dsi, const void *params, #define mipi_dsi_msleep(ctx, delay)...
ec5d234f191a3884e974fcb77694e83e984ffc68
Analyze and fix the following issue in the Linux kernel code: hwmon: (ina2xx) Add device tree support to pass alert polarity
Problem Details: The INA230 has an Alert pin which is asserted when the alert function selected in the Mask/Enable register exceeds the value programmed into the Alert Limit register. Assertion is based on the Alert Polarity Bit (APOL, bit 1 of the Mask/Enable register). It is default set to value 0 i.e Normal (active-...
```diff diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c index f8b5d972191e..9ab4205622e2 100644 --- a/drivers/hwmon/ina2xx.c +++ b/drivers/hwmon/ina2xx.c @@ -73,6 +73,11 @@ #define INA226_READ_AVG(reg) (((reg) & INA226_AVG_RD_MASK) >> 9) #define INA226_SHIFT_AVG(val) ((val) << 9) +#define INA226_ALER...
94e33109f9a798fb2fc76525b59317912bf02c29
Analyze and fix the following issue in the Linux kernel code: dt-bindings: hwmon: ti,ina2xx: Add ti,alert-polarity-active-high property
Problem Details: Add a property to the binding to configure the Alert Polarity. Alert pin is asserted based on the value of Alert Polarity bit of Mask/Enable register. It is by default 0 which means Alert pin is configured to be active low open collector. Value of 1 maps to Inverted (active high open collector). Signe...
```diff diff --git a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml index df86c2c92037..6ae961732e6b 100644 --- a/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml +++ b/Documentation/devicetree/bindings/hwmon/ti,ina2xx.yaml @@ -66,6 +66,14 @@ proper...
163eae0fb0d4c610c59a8de38040f8e12f89fd43
Analyze and fix the following issue in the Linux kernel code: netfs: Switch debug logging to pr_debug()
Problem Details: Instead of inventing a custom way to conditionally enable debugging, just make use of pr_debug(), which also has dynamic debugging facilities and is more likely known to someone who hunts a problem in the netfs code. Also drop the module parameter netfs_debug which didn't have any effect without furthe...
```diff diff --git a/fs/netfs/buffered_read.c b/fs/netfs/buffered_read.c index a6bb03bea920..4c0401dbbfcf 100644 --- a/fs/netfs/buffered_read.c +++ b/fs/netfs/buffered_read.c @@ -117,7 +117,7 @@ void netfs_rreq_unlock_folios(struct netfs_io_request *rreq) if (!test_bit(NETFS_RREQ_DONT_UNLOCK_FOLIOS, &rreq->flags)) {...
350cbb5d2f676bff22c49e5e81764c3b8da342a9
Analyze and fix the following issue in the Linux kernel code: cpufreq: intel_pstate: Check turbo_is_disabled() in store_no_turbo()
Problem Details: After recent changes in intel_pstate, global.turbo_disabled is only set at the initialization time and never changed. However, it turns out that on some systems the "turbo disabled" bit in MSR_IA32_MISC_ENABLE, the initial state of which is reflected by global.turbo_disabled, can be flipped later and ...
```diff diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 65d3f79104bd..15de5e3d96fd 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -1302,12 +1302,17 @@ static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b, no_turbo = !!clamp...
a37f6947ff07896d5132d6fbfec538de01c74287
Analyze and fix the following issue in the Linux kernel code: wifi: p54: use 'time_left' variable with wait_for_completion_interruptible_timeout()
Problem Details: There is a confusing pattern in the kernel to use a variable named 'timeout' to store the result of wait_for_completion_interruptible_timeout() causing patterns like: timeout = wait_for_completion_interruptible_timeout(...) if (!timeout) return -ETIMEDOUT; with all kinds of permutations. Use 'time_...
```diff diff --git a/drivers/net/wireless/intersil/p54/fwio.c b/drivers/net/wireless/intersil/p54/fwio.c index c4fe70e05b9b..772084a9bd8d 100644 --- a/drivers/net/wireless/intersil/p54/fwio.c +++ b/drivers/net/wireless/intersil/p54/fwio.c @@ -216,7 +216,7 @@ int p54_download_eeprom(struct p54_common *priv, void *buf, ...
158d5a1b3caaaeafc838a28a78dc17ceba468fb6
Analyze and fix the following issue in the Linux kernel code: wifi: brcmfmac: use 'time_left' variable with wait_event_timeout()
Problem Details: There is a confusing pattern in the kernel to use a variable named 'timeout' to store the result of wait_event_timeout() causing patterns like: timeout = wait_event_timeout(...) if (!timeout) return -ETIMEDOUT; with all kinds of permutations. Use 'time_left' as a variable to make the code self expl...
```diff diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index 5fe0e671ecb3..1585a5653ee4 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -4...
bbef1d006cb1c2774c4b44eb70441d784d3aef44
Analyze and fix the following issue in the Linux kernel code: wifi: at76c50x: prefer struct_size over open coded arithmetic
Problem Details: This is an effort to get rid of all multiplications from allocation functions in order to prevent integer overflows [1][2]. As the "cmd_buf" variable is a pointer to "struct at76_command" and this structure ends in a flexible array: struct at76_command { [...] u8 data[]; } __packed; the preferred ...
```diff diff --git a/drivers/net/wireless/atmel/at76c50x-usb.c b/drivers/net/wireless/atmel/at76c50x-usb.c index 0ca2f629683d..baa53cfefe48 100644 --- a/drivers/net/wireless/atmel/at76c50x-usb.c +++ b/drivers/net/wireless/atmel/at76c50x-usb.c @@ -721,9 +721,11 @@ static int at76_set_card_command(struct usb_device *udev...
dd6e9894b451e7c85cceb8e9dc5432679a70e7dc
Analyze and fix the following issue in the Linux kernel code: kobject_uevent: Fix OOB access within zap_modalias_env()
Problem Details: zap_modalias_env() wrongly calculates size of memory block to move, so will cause OOB memory access issue if variable MODALIAS is not the last one within its @env parameter, fixed by correcting size to memmove. Fixes: 9b3fa47d4a76 ("kobject: fix suppressing modalias in uevents delivered over netlink")...
```diff diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 03b427e2707e..b7f2fa08d9c8 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -433,8 +433,23 @@ static void zap_modalias_env(struct kobj_uevent_env *env) len = strlen(env->envp[i]) + 1; if (i != env->envp_idx - 1) { + /* @env-...
d14c14618e851eb25d55807810c2c1791a637712
Analyze and fix the following issue in the Linux kernel code: phy: exynos5-usbdrd: set ref clk freq in exynos850_usbdrd_utmi_init()
Problem Details: While commit 255ec3879dd4 ("phy: exynos5-usbdrd: Add 26MHz ref clk support") correctly states that CLKRSTCTRL[7:5] doesn't need to be set on modern Exynos platforms, SSPPLLCTL[2:0] should be programmed with the frequency of the reference clock for the USB2.0 phy instead. I stumbled across this while a...
```diff diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c index 1da7a4881f72..15be966b50ae 100644 --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c @@ -8,6 +8,7 @@ * Author: Vivek Gautam <gautam.vivek@samsung.com> */ +#incl...
32b2495e731f2a56118034e9c665e6fe56bbfe3a
Analyze and fix the following issue in the Linux kernel code: phy: exynos5-usbdrd: fix definition of EXYNOS5_FSEL_26MHZ
Problem Details: Using 0x82 seems odd, where everything else is just a sequence. On E850, this macro isn't used (as a register value), only to assign its value to the 'extrefclk' variable, which is otherwise unused on that platform. Older platforms don't appear to support 26MHz in the first place (since this macro was...
```diff diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c index ed4898741c99..1da7a4881f72 100644 --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c @@ -30,7 +30,7 @@ #define EXYNOS5_FSEL_19MHZ2 0x3 #define EXYNOS5_FSEL_20MHZ ...
f2b6fc4d5c9793c556412e9a8ac122670a0d8dcb
Analyze and fix the following issue in the Linux kernel code: phy: exynos5-usbdrd: make phy_isol() take a bool for clarity
Problem Details: on / not on is just a boolean flag and is a bit misleading as currently on==1 means to turn off the power, and on==0 to turn power on. Rename the flag and make it a bool to avoid confusion of future readers of this code. No functional change. While at it, fix a whitespace issue in nearby comment. No...
```diff diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c index 1b209ab7a268..ed4898741c99 100644 --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c @@ -173,7 +173,7 @@ struct exynos5_usbdrd_phy; struct exynos5_usbdrd_phy_confi...
27f3d3f6d87f650cc6b3ea08335dea749f1b04aa
Analyze and fix the following issue in the Linux kernel code: phy: exynos5-usbdrd: convert udelay() to fsleep()
Problem Details: The timers-howto recommends using usleep_range() and friends anytime waiting for >= ~10us is required. Doing so can help the timer subsystem a lot to coalesce wakeups. Additionally, fsleep() exists as a convenient wrapper so we do not have to think about which exact sleeping function is required in wh...
```diff diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c index 2af192c15d78..1b209ab7a268 100644 --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c @@ -448,7 +448,7 @@ static int exynos5_usbdrd_phy_init(struct phy *phy) write...
2a0dc34bab8ede5fa50378ef206f580303eed8de
Analyze and fix the following issue in the Linux kernel code: phy: exynos5-usbdrd: uniform order of register bit macros
Problem Details: Most of the macros are ordered high -> low, but there are some outliers. Order them all uniformly from high to low. This will allow adding additional register (field) definitions in a consistent way. While at it, also remove some extra empty lines to group register bit field definitions together with...
```diff diff --git a/drivers/phy/samsung/phy-exynos5-usbdrd.c b/drivers/phy/samsung/phy-exynos5-usbdrd.c index 04171eed5b16..2af192c15d78 100644 --- a/drivers/phy/samsung/phy-exynos5-usbdrd.c +++ b/drivers/phy/samsung/phy-exynos5-usbdrd.c @@ -35,13 +35,11 @@ /* Exynos5: USB 3.0 DRD PHY registers */ #define EXYNOS5_...
5f1fee9644759d07f3d3a468389c7c18027083d7
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: separate non-BSS/ROC EMLSR blocking
Problem Details: If non-BSS and remain-on-channel (ROC) blocking were to occur simultaneously, they'd step on each other's toes, unblocking when not yet supported. Disentangle these bits, and ROC doesn't need to use the non_bss_link() function then. Fixes: a1efeb823084 ("wifi: iwlwifi: mvm: Block EMLSR when a p2p/soft...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index b004de6caec3..43d11db2444a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -4824,6 +4824,7 @@ int iwl_mvm_roc_common(...
bd40215b19d255b433a91a8bb8088937e5db4284
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: fix re-enabling EMLSR
Problem Details: When EMLSR gets unblocked, the current code checks if the last exit was due to an EXIT reason (as opposed to a BLOCKING one), and if so, it does nothing, as in this case a MLO scan was scheduled to run in 30 seconds. But the code doesn't consider the time that passed from the last exit, so if immediat...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/link.c b/drivers/net/wireless/intel/iwlwifi/mvm/link.c index 02a475a1f1b8..73527781f89a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/link.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/link.c @@ -1086,8 +1086,10 @@ static void iwl_mvm_esr_unblocked(stru...
dc8f854fec78c35316e9616c993a7b3586cc30ed
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: api: fix includes in debug.h
Problem Details: This needs to include dbg-tlv.h since it uses the value of IWL_FW_INI_ALLOCATION_NUM from that file. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://msgid.link/20240605140327.2d25691283eb.I0909621a0e293a8a21d4f1de6e...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h index b31ae6889bd0..bea0f4668cc8 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/debug.h @@ -1,11 +1,12 @@ /* SPDX-License-Identifier...
62a5c4029552a5645d0600fcb311a14131ccced1
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: fix DTIM skip powersave config
Problem Details: When entering D3 we want to configure skip over DTIM, but it can't use the deflink configuration, that will not even exist. Adjust the code to handle multiple links by taking the min skip, even if we should only have a single active link at this point. Signed-off-by: Johannes Berg <johannes.berg@intel...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c index cc7176b0be4f..bc363e8427e4 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c @@ -282,62 +282,64 @@ static bool iwl_mvm_power_allow_uap...
03ecd745dde181f537bf84374caafb121463136b
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: fix erroneous errors for STA changes
Problem Details: When e.g. wpa_supplicant sets only the MLD "sta" authorized state, the code actually applies that change, but then returns an error to userspace anyway because there were no changes to the link station, and no link ID was given. However, it's not incorrect to not have a link ID when wanting to change o...
```diff diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index afb361a043d9..65e7cf635d76 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1814,8 +1814,15 @@ static void sta_apply_mesh_params(struct ieee80211_local *local, #endif } +enum sta_link_apply_mode { + STA_LINK_MODE_NEW, + STA_LINK_MODE_STA...
a7bb6b5d36766e749d5d4cf5391f2ebce608968a
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211_hwsim: add 320 MHz to hwsim channel widths
Problem Details: Setting a channel with 320 MHz channel width over hwsim results in an array-index-out-of-bounds error. Fix it by adding 320 MHz to hwsim supported channel widths. Signed-off-by: Avraham Stern <avraham.stern@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://msgi...
```diff diff --git a/drivers/net/wireless/virtual/mac80211_hwsim.c b/drivers/net/wireless/virtual/mac80211_hwsim.c index c5d896994e70..fbf24870209d 100644 --- a/drivers/net/wireless/virtual/mac80211_hwsim.c +++ b/drivers/net/wireless/virtual/mac80211_hwsim.c @@ -2361,6 +2361,7 @@ static const char * const hwsim_chanwid...
f3269b7912f75b6e34926334377ede45656a8950
Analyze and fix the following issue in the Linux kernel code: wifi: nl80211: expose can-monitor channel property
Problem Details: It may be possible to monitor on disabled channels per the can-monitor flag, but evidently I forgot to expose that out to userspace. Fix that. Fixes: a110a3b79177 ("wifi: cfg80211: optionally support monitor on disabled channels") Reviewed-by: Miriam Rachel Korenblit <miriam.rachel.korenblit@intel.com...
```diff diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 8ff5f79d446a..fd6e33a1eb2a 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -1204,6 +1204,9 @@ static int nl80211_msg_put_channel(struct sk_buff *msg, struct wiphy *wiphy, if ((chan->flags & IEEE80211_CHAN_NO_6GHZ_AFC_CLIEN...
bcbd771cd5d68c0c52567556097d75f9fc4e7cd6
Analyze and fix the following issue in the Linux kernel code: wifi: cfg80211: handle 2x996 RU allocation in cfg80211_calculate_bitrate_he()
Problem Details: Currently NL80211_RATE_INFO_HE_RU_ALLOC_2x996 is not handled in cfg80211_calculate_bitrate_he(), leading to below warning: kernel: invalid HE MCS: bw:6, ru:6 kernel: WARNING: CPU: 0 PID: 2312 at net/wireless/util.c:1501 cfg80211_calculate_bitrate_he+0x22b/0x270 [cfg80211] Fix it by handling 2x996 RU ...
```diff diff --git a/net/wireless/util.c b/net/wireless/util.c index d262d37c1519..af6ec719567f 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -1524,7 +1524,9 @@ static u32 cfg80211_calculate_bitrate_he(struct rate_info *rate) if (WARN_ON_ONCE(rate->nss < 1 || rate->nss > 8)) return 0; - if (rate-...
9ee0d44f055276fe2802b2f65058e920853f4f99
Analyze and fix the following issue in the Linux kernel code: wifi: cfg80211: fix typo in cfg80211_calculate_bitrate_he()
Problem Details: rates_996 is mistakenly written as rates_969, fix it. Fixes: c4cbaf7973a7 ("cfg80211: Add support for HE") Signed-off-by: Baochen Qiang <quic_bqiang@quicinc.com> Link: https://msgid.link/20240606020653.33205-2-quic_bqiang@quicinc.com Signed-off-by: Johannes Berg <johannes.berg@intel.com>
```diff diff --git a/net/wireless/util.c b/net/wireless/util.c index 082c6f9c5416..d262d37c1519 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -1504,7 +1504,7 @@ static u32 cfg80211_calculate_bitrate_he(struct rate_info *rate) 5120, /* 0.833333... */ }; u32 rates_160M[3] = { 960777777, 90740000...
7d09e17c0415fe6d946044c7e70bce31cda952ec
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: Recalc offload when monitor stop
Problem Details: When a monitor interface is started, ieee80211_recalc_offload() is called and 802.11 encapsulation offloading support get disabled so monitor interface could get native wifi frames directly. But when this interface is stopped there is no need to keep the 802.11 encpasulation offloading off. This call ...
```diff diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index dc42902e2693..0c54554bf761 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -686,6 +686,7 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do ieee80211_del_virtual_monitor(local); ieee80211_rec...
5f12dd57a071daf896c00cb4572f2baebbddbb46
Analyze and fix the following issue in the Linux kernel code: wifi: mac80211: correct EHT EIRP TPE parsing
Problem Details: For the EHT EIRP transmit power envelope, the 320 MHz is in the last octet, but if we've copied 4 octets (count == 3), the next one is at index 4 not 5 (count + 2). Fix this, and just hardcode the offset since count is always 3 here. Fixes: 39dc8b8ea387 ("wifi: mac80211: pass parsed TPE data to driver...
```diff diff --git a/net/mac80211/parse.c b/net/mac80211/parse.c index 28aae14db8a9..279c5143b335 100644 --- a/net/mac80211/parse.c +++ b/net/mac80211/parse.c @@ -235,7 +235,7 @@ static void ieee80211_parse_tpe(struct ieee80211_parsed_tpe *tpe, *cnt_out = count + 1; /* separately take 320 MHz if present */ if ...
f80437eb25f711a71f3143d3f0ebc597431aebc8
Analyze and fix the following issue in the Linux kernel code: drm/xe: Include additional info on failed force-wake operation
Problem Details: For debug purposes it might be useful to look at the values of the force-wake ack registers in case wake/sleep operations failures. Move xe_gt_notice() from the caller to the helper function, where we have the latest value of force-wake ack register available. Signed-off-by: Michal Wajdeczko <michal....
```diff diff --git a/drivers/gpu/drm/xe/xe_force_wake.c b/drivers/gpu/drm/xe/xe_force_wake.c index 8799a2544648..afbca81c12dd 100644 --- a/drivers/gpu/drm/xe/xe_force_wake.c +++ b/drivers/gpu/drm/xe/xe_force_wake.c @@ -97,9 +97,17 @@ static void domain_wake(struct xe_gt *gt, struct xe_force_wake_domain *domain) static...
efdf761a83cd390523223f58793755f5d60a4489
Analyze and fix the following issue in the Linux kernel code: hwmon: (k10temp) Rename _data variable
Problem Details: ...to address the following warning: drivers/hwmon/k10temp.c:273:47: warning: declaration shadows a variable in the global scope [-Wshadow] static umode_t k10temp_is_visible(const void *_data, ^ No functional change is intended. Signed-off-by: Yazen...
```diff diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index a2d203304533..543526bac042 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -269,11 +269,11 @@ static int k10temp_read(struct device *dev, enum hwmon_sensor_types type, } } -static umode_t k10temp_is_visible(const voi...
0e097f2b5928651de3b4f0100401c9e71fa73dba
Analyze and fix the following issue in the Linux kernel code: hwmon: (k10temp) Remove unused HAVE_TDIE() macro
Problem Details: ...to address the following warning: drivers/hwmon/k10temp.c:104:9: warning: macro is not used [-Wunused-macros] No functional change is intended. Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Acked-by: Guenter Roeck <linux@roeck-us.net>...
```diff diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index 6deb272c7cef..a2d203304533 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -101,7 +101,6 @@ struct k10temp_data { #define TCCD_BIT(x) ((x) + 2) #define HAVE_TEMP(d, channel) ((d)->show_temp & BIT(channel)) -#define HA...
a8bc4165d237f4a6bddbab55d2b6592b87341f0a
Analyze and fix the following issue in the Linux kernel code: hwmon: (k10temp) Reduce k10temp_get_ccd_support() parameters
Problem Details: Currently, k10temp_get_ccd_support() takes as input "pdev" and "data". However, "pdev" is already included in "data". Furthermore, the "pdev" parameter is no longer used in k10temp_get_ccd_support(), since its use was moved into read_ccd_temp_reg(). Drop the "pdev" input parameter as it is no longer ...
```diff diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index 315c52de6e54..6deb272c7cef 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -385,8 +385,7 @@ static const struct hwmon_chip_info k10temp_chip_info = { .info = k10temp_info, }; -static void k10temp_get_ccd_support(stru...
cc66126fd317a70d8612a8356ad512a1539abd75
Analyze and fix the following issue in the Linux kernel code: hwmon: (k10temp) Define a helper function to read CCD temperature
Problem Details: The CCD temperature register is read in two places. These reads are done using an AMD SMN access, and a number of parameters are needed for the operation. Move the SMN access and parameter gathering into a helper function in order to simplify the code flow. This also has a benefit of centralizing the ...
```diff diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index 6cad35e7f182..315c52de6e54 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -158,6 +158,13 @@ static void read_tempreg_nb_zen(struct pci_dev *pdev, u32 *regval) *regval = 0; } +static int read_ccd_temp_reg(struct k10...
dc5243921be1b6a0b4259dbcec3dc95016ad8427
Analyze and fix the following issue in the Linux kernel code: x86/amd_nb: Enhance SMN access error checking
Problem Details: AMD Zen-based systems use a System Management Network (SMN) that provides access to implementation-specific registers. SMN accesses are done indirectly through an index/data pair in PCI config space. The accesses can fail for a variety of reasons. Include code comments to describe some possible scena...
```diff diff --git a/arch/x86/include/asm/amd_nb.h b/arch/x86/include/asm/amd_nb.h index 5c37944c8a5e..6f3b6aef47ba 100644 --- a/arch/x86/include/asm/amd_nb.h +++ b/arch/x86/include/asm/amd_nb.h @@ -21,8 +21,8 @@ extern int amd_numa_init(void); extern int amd_get_subcaches(int); extern int amd_set_subcaches(int, unsi...
c2d79cc5455c891de6c93e1e0c73d806e299c54f
Analyze and fix the following issue in the Linux kernel code: hwmon: (k10temp) Check return value of amd_smn_read()
Problem Details: Check the return value of amd_smn_read() before saving a value. This ensures invalid values aren't saved or used. There are three cases here with slightly different behavior: 1) read_tempreg_nb_zen(): This is a function pointer which does not include a return code. In this case, set the register va...
```diff diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c index 8092312c0a87..6cad35e7f182 100644 --- a/drivers/hwmon/k10temp.c +++ b/drivers/hwmon/k10temp.c @@ -153,8 +153,9 @@ static void read_tempreg_nb_f15(struct pci_dev *pdev, u32 *regval) static void read_tempreg_nb_zen(struct pci_dev *pdev, u32 *...
5ac6293047cf5de6daca662347c19347e856c2a5
Analyze and fix the following issue in the Linux kernel code: EDAC/amd64: Check return value of amd_smn_read()
Problem Details: Check the return value of amd_smn_read() before saving a value. This ensures invalid values aren't saved. The struct umc instance is initialized to 0 during memory allocation. Therefore, a bad read will keep the value as 0 providing the expected Read-as-Zero behavior. Signed-off-by: Yazen Ghannam <yaz...
```diff diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index dfc4fb8f7a7a..ddfbdb66b794 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1438,6 +1438,7 @@ static void umc_read_base_mask(struct amd64_pvt *pvt) u32 *base, *base_sec; u32 *mask, *mask_sec; int cs, umc; + ...
f97a8b9170a0524c5432791cd5852bf797934af4
Analyze and fix the following issue in the Linux kernel code: EDAC/amd64: Remove unused register accesses
Problem Details: A number of UMC registers are read only for the purpose of debug printing. They are not used in any calculations. Nor do they have any specific debug value. Remove them. Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Reviewed-by: Mario Limonci...
```diff diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index a17f3c0cdfa6..dfc4fb8f7a7a 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -20,7 +20,6 @@ static inline u32 get_umc_reg(struct amd64_pvt *pvt, u32 reg) return reg; switch (reg) { - case UMCCH_ADDR_CFG: ret...
9ba0cae3cac07c21c583f9ff194f74043f90d29c
Analyze and fix the following issue in the Linux kernel code: memory: fsl_ifc: Make FSL_IFC config visible and selectable
Problem Details: While use of fsl_ifc driver with NAND flash is fine, as the fsl_ifc_nand driver selects FSL_IFC automatically, we need the CONFIG_FSL_IFC option to be selectable for platforms using fsl_ifc with NOR flash. Fixes: ea0c0ad6b6eb ("memory: Enable compile testing for most of the drivers") Reviewed-by: Miqu...
```diff diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig index 8efdd1f97139..c82d8d8a16ea 100644 --- a/drivers/memory/Kconfig +++ b/drivers/memory/Kconfig @@ -167,7 +167,7 @@ config FSL_CORENET_CF represents a coherency violation. config FSL_IFC - bool "Freescale IFC driver" if COMPILE_TEST + bool "F...
fcc356020a0171106c9ba524ba05a6792668451e
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: scan: correctly check if PSC listen period is needed
Problem Details: The flags variable is incorrectly checked while it is still cleared and has not been assigned any value yet. Fix it. Fixes: a615323f7f90 ("wifi: iwlwifi: mvm: always apply 6 GHz probe limitations") Signed-off-by: Ayala Beker <ayala.beker@intel.com> Reviewed-by: Benjamin Berg <benjamin.berg@intel.com> ...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index b5f664ae5a17..e975f5ff17b5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -1830,7 +1830,7 @@ iwl_mvm_umac_scan_cfg_channels_v7_6g(st...
4c2bed6042fb6aca1d1d4f291f85461b1d5ac08c
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: fix ROC version check
Problem Details: For using the ROC command, check that the ROC version is *greater or equal* to 3, rather than *equal* to 3. The ROC version was added to the TLV starting from version 3. Fixes: 67ac248e4db0 ("wifi: iwlwifi: mvm: implement ROC version 3") Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com> Signed-...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index de9f0b446545..18ce060df9b5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -4795,7 +4795,7 @@ static int iwl_mvm_roc_...
d792011b6c282bfb787eb2893538e5e336d5e982
Analyze and fix the following issue in the Linux kernel code: wifi: iwlwifi: mvm: unlock mvm mutex
Problem Details: Unlock the mvm mutex before returning from a function with the mutex locked. Fixes: a1efeb823084 ("wifi: iwlwifi: mvm: Block EMLSR when a p2p/softAP vif is active") Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://...
```diff diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c index 8ee4498f4245..31bc80cdcb7d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c @@ -1238,6 +1238,7 @@ void iwl_mvm_st...
6ef09cdc5ba0f93826c09d810c141a8d103a80fc
Analyze and fix the following issue in the Linux kernel code: wifi: cfg80211: wext: add extra SIOCSIWSCAN data check
Problem Details: In 'cfg80211_wext_siwscan()', add extra check whether number of channels passed via 'ioctl(sock, SIOCSIWSCAN, ...)' doesn't exceed IW_MAX_FREQUENCIES and reject invalid request with -EINVAL otherwise. Reported-by: syzbot+253cd2d2491df77c93ac@syzkaller.appspotmail.com Closes: https://syzkaller.appspot....
```diff diff --git a/net/wireless/scan.c b/net/wireless/scan.c index d7485e26f4fc..0222ede0feb6 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -3416,10 +3416,14 @@ int cfg80211_wext_siwscan(struct net_device *dev, wiphy = &rdev->wiphy; /* Determine number of channels, needed to allocate creq */ - i...
0941772342d59e48733131ac3a202fa1a4d832e9
Analyze and fix the following issue in the Linux kernel code: wifi: cfg80211: wext: set ssids=NULL for passive scans
Problem Details: In nl80211, we always set the ssids of a scan request to NULL when n_ssids==0 (passive scan). Drivers have relied on this behaviour in the past, so we fixed it in 6 GHz scan requests as well, and added a warning so we'd have assurance the API would always be called that way. syzbot found that wext doe...
```diff diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 2f2a3163968a..d7485e26f4fc 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -3493,8 +3493,10 @@ int cfg80211_wext_siwscan(struct net_device *dev, memcpy(creq->ssids[0].ssid, wreq->essid, wreq->essid_len); creq->ssids[0].ssid_len =...
5ceac4402f5d975e5a01c806438eb4e554771577
Analyze and fix the following issue in the Linux kernel code: xhci: Handle TD clearing for multiple streams case
Problem Details: When multiple streams are in use, multiple TDs might be in flight when an endpoint is stopped. We need to issue a Set TR Dequeue Pointer for each, to ensure everything is reset properly and the caches cleared. Change the logic so that any N>1 TDs found active for different streams are deferred until af...
```diff diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 1db61bb2b9b5..fd0cde3d1569 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1031,13 +1031,27 @@ static int xhci_invalidate_cancelled_tds(struct xhci_virt_ep *ep) break; case TD_DIRTY: /* TD is...
f0260589b439e2637ad54a2b25f00a516ef28a57
Analyze and fix the following issue in the Linux kernel code: xhci: Set correct transferred length for cancelled bulk transfers
Problem Details: The transferred length is set incorrectly for cancelled bulk transfer TDs in case the bulk transfer ring stops on the last transfer block with a 'Stop - Length Invalid' completion code. length essentially ends up being set to the requested length: urb->actual_length = urb->transfer_buffer_length Leng...
```diff diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 9e90d2952760..1db61bb2b9b5 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2524,9 +2524,8 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep, goto finish_td; case C...
2bfc4214c69c62da13a9da8e3c3db5539da2ccd3
Analyze and fix the following issue in the Linux kernel code: ksmbd: fix missing use of get_write in in smb2_set_ea()
Problem Details: Fix an issue where get_write is not used in smb2_set_ea(). Fixes: 6fc0a265e1b9 ("ksmbd: fix potential circular locking issue in smb2_set_ea()") Cc: stable@vger.kernel.org Reported-by: Wang Zhaolong <wangzhaolong1@huawei.com> Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Steve Frenc...
```diff diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index f79d06d2d655..e7e07891781b 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -2367,7 +2367,8 @@ static int smb2_set_ea(struct smb2_ea_info *eabuf, unsigned int buf_len, if (rc > 0) { rc = ksmbd_vfs_remove_xattr(idm...
be27b896529787e23a35ae4befb6337ce73fcca0
Analyze and fix the following issue in the Linux kernel code: net: stmmac: replace priv->speed with the portTransmitRate from the tc-cbs parameters
Problem Details: The current cbs parameter depends on speed after uplinking, which is not needed and will report a configuration error if the port is not initially connected. The UAPI exposed by tc-cbs requires userspace to recalculate the send slope anyway, because the formula depends on port_transmit_rate (see man tc...
```diff diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 222540b55480..1562fbdd0a04 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -343,10 +343,11 @@ static int tc_setup_cbs(struct ...
1b9f756344416e02b41439bf2324b26aa25e141c
Analyze and fix the following issue in the Linux kernel code: gve: ignore nonrelevant GSO type bits when processing TSO headers
Problem Details: TSO currently fails when the skb's gso_type field has more than one bit set. TSO packets can be passed from userspace using PF_PACKET, TUNTAP and a few others, using virtio_net_hdr (e.g., PACKET_VNET_HDR). This includes virtualization, such as QEMU, a real use-case. The gso_type and gso_size fields a...
```diff diff --git a/drivers/net/ethernet/google/gve/gve_tx_dqo.c b/drivers/net/ethernet/google/gve/gve_tx_dqo.c index fe1b26a4d736..0b3cca3fc792 100644 --- a/drivers/net/ethernet/google/gve/gve_tx_dqo.c +++ b/drivers/net/ethernet/google/gve/gve_tx_dqo.c @@ -555,28 +555,18 @@ static int gve_prep_tso(struct sk_buff *skb...
144ba8580bcb82b2686c3d1a043299d844b9a682
Analyze and fix the following issue in the Linux kernel code: net: pse-pd: Use EOPNOTSUPP error code instead of ENOTSUPP
Problem Details: ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP as reported by checkpatch script. Fixes: 18ff0bcda6d1 ("ethtool: add interface to interact with Ethernet Power Equipment") Reviewed-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Oleksij Rempel <o.rempel@pengutronix.de> Signed-off-by: Kory Maincent <ko...
```diff diff --git a/include/linux/pse-pd/pse.h b/include/linux/pse-pd/pse.h index 6d07c95dabb9..6eec24ffa866 100644 --- a/include/linux/pse-pd/pse.h +++ b/include/linux/pse-pd/pse.h @@ -167,14 +167,14 @@ static inline int pse_ethtool_get_status(struct pse_control *psec, struct netlink_ext_ack *extack, st...
c2a28647bbb4e0894e8824362410f72b06ac57a4
Analyze and fix the following issue in the Linux kernel code: platform/chrome: cros_ec_debugfs: fix wrong EC message version
Problem Details: ec_read_version_supported() uses ec_params_get_cmd_versions_v1 but it wrongly uses message version 0. Fix it. Fixes: e86264595225 ("mfd: cros_ec: add debugfs, console log file") Reviewed-by: Guenter Roeck <groeck@chromium.org> Link: https://lore.kernel.org/r/20240611113110.16955-1-tzungbi@kernel.org ...
```diff diff --git a/drivers/platform/chrome/cros_ec_debugfs.c b/drivers/platform/chrome/cros_ec_debugfs.c index f0e9efb543df..4525ad1b59f4 100644 --- a/drivers/platform/chrome/cros_ec_debugfs.c +++ b/drivers/platform/chrome/cros_ec_debugfs.c @@ -334,6 +334,7 @@ static int ec_read_version_supported(struct cros_ec_dev *...
2202576d4631b977a95162a387c0c9fb4ca6819c
Analyze and fix the following issue in the Linux kernel code: net: vrf: move to generic dstat helpers
Problem Details: The vrf driver has its own dstats-to-rtnl_link_stats64 collection, but we now have a generic implementation for dstats collection, so switch to this. In doing so, we fix a minor issue where the (non-percpu) dev->stats->tx_errors value was never collected into rtnl_link_stats64, as the generic dev_get_...
```diff diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 5018831b2a79..9af316cdd8b3 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -137,33 +137,6 @@ static void vrf_tx_error(struct net_device *vrf_dev, struct sk_buff *skb) kfree_skb(skb); } -static void vrf_get_stats64(struct net_device *dev, - ...
983e44f0ee003bf6ca28519fbcabaa7adb77827b
Analyze and fix the following issue in the Linux kernel code: net: dsa: Fix typo in NET_DSA_TAG_RTL4_A Kconfig
Problem Details: Fix a minor typo in the help text for the NET_DSA_TAG_RTL4_A config option. Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Luiz Angelo Daros de Luca <luizluca@gmail.com> Link: https://lore.kernel.org/r/20240607020843.1380735-1-ch...
```diff diff --git a/net/dsa/Kconfig b/net/dsa/Kconfig index 8e698bea99a3..8d5bf869eb14 100644 --- a/net/dsa/Kconfig +++ b/net/dsa/Kconfig @@ -129,7 +129,7 @@ config NET_DSA_TAG_RTL4_A tristate "Tag driver for Realtek 4 byte protocol A tags" help Say Y or M if you want to enable support for tagging frames for t...
90e6f08915ec6efe46570420412a65050ec826b2
Analyze and fix the following issue in the Linux kernel code: scsi: mpi3mr: Fix ATA NCQ priority support
Problem Details: The function mpi3mr_qcmd() of the mpi3mr driver is able to indicate to the HBA if a read or write command directed at an ATA device should be translated to an NCQ read/write command with the high prioiryt bit set when the request uses the RT priority class and the user has enabled NCQ priority through ...
```diff diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c index 1638109a68a0..cd261b48eb46 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_app.c +++ b/drivers/scsi/mpi3mr/mpi3mr_app.c @@ -2163,10 +2163,72 @@ persistent_id_show(struct device *dev, struct device_attribute *attr, } static DEVICE_A...
77691af484e28af7a692e511b9ed5ca63012ec6e
Analyze and fix the following issue in the Linux kernel code: scsi: ufs: core: Quiesce request queues before checking pending cmds
Problem Details: In ufshcd_clock_scaling_prepare(), after SCSI layer is blocked, ufshcd_pending_cmds() is called to check whether there are pending transactions or not. And only if there are no pending transactions can we proceed to kickstart the clock scaling sequence. ufshcd_pending_cmds() traverses over all SCSI de...
```diff diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 0cf07194bbe8..e5e9da61f15d 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -1366,7 +1366,7 @@ static int ufshcd_clock_scaling_prepare(struct ufs_hba *hba, u64 timeout_us) * make sure that there are no outstandi...
52912ca87e2b810e5acdcdc452593d30c9187d8f
Analyze and fix the following issue in the Linux kernel code: scsi: core: Disable CDL by default
Problem Details: For SCSI devices supporting the Command Duration Limits feature set, the user can enable/disable this feature use through the sysfs device attribute "cdl_enable". This attribute modification triggers a call to scsi_cdl_enable() to enable and disable the feature for ATA devices and set the scsi device c...
```diff diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index f0464db3f9de..ee69bd35889d 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -673,6 +673,13 @@ void scsi_cdl_check(struct scsi_device *sdev) sdev->use_10_for_rw = 0; sdev->cdl_supported = 1; + + /* + * If the device supports CDL...