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| author | Ingo Molnar <mingo@kernel.org> | 2025-07-28 07:12:53 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-07-28 07:17:38 +0200 |
| commit | 5bf2f5119b9e957f773a22f226974166b58cff32 (patch) | |
| tree | e719f1a52a8c42077cc62ea39da69175d35138c7 /include/drm/spsc_queue.h | |
| parent | x86/CPU/AMD: Add CPUID faulting support (diff) | |
| parent | Linux 6.16 (diff) | |
| download | linux-5bf2f5119b9e957f773a22f226974166b58cff32.tar.gz linux-5bf2f5119b9e957f773a22f226974166b58cff32.zip | |
Merge tag 'v6.16' into x86/cpu, to resolve conflict
Resolve overlapping context conflict between this upstream fix:
d8010d4ba43e ("x86/bugs: Add a Transient Scheduler Attacks mitigation")
And this pending commit in tip:x86/cpu:
65f55a301766 ("x86/CPU/AMD: Add CPUID faulting support")
Conflicts:
arch/x86/kernel/cpu/amd.c
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/drm/spsc_queue.h')
| -rw-r--r-- | include/drm/spsc_queue.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/drm/spsc_queue.h b/include/drm/spsc_queue.h index 125f096c88cb..ee9df8cc67b7 100644 --- a/include/drm/spsc_queue.h +++ b/include/drm/spsc_queue.h @@ -70,9 +70,11 @@ static inline bool spsc_queue_push(struct spsc_queue *queue, struct spsc_node *n preempt_disable(); + atomic_inc(&queue->job_count); + smp_mb__after_atomic(); + tail = (struct spsc_node **)atomic_long_xchg(&queue->tail, (long)&node->next); WRITE_ONCE(*tail, node); - atomic_inc(&queue->job_count); /* * In case of first element verify new node will be visible to the consumer |