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authorIngo Molnar <mingo@kernel.org>2025-09-16 08:24:22 +0200
committerIngo Molnar <mingo@kernel.org>2025-09-16 08:24:22 +0200
commit85df1cd15ff5d775e88e23b9fc2a9f429fa5b504 (patch)
treea9988524f4a9dd1e0a5403ba8a99939b9c71af30 /drivers/gpu/drm/msm/msm_gpu.c
parent8d73829b78ca1a0e6eb93380f3bf5193d58c281c (diff)
parent7f830e126dc357fc086905ce9730140fd4528d66 (diff)
Merge branch 'x86/urgent' into x86/apic, to resolve conflict
Conflicts: arch/x86/include/asm/sev.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gpu.c')
-rw-r--r--drivers/gpu/drm/msm/msm_gpu.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
index c317b25a8162..26c5ce897cbb 100644
--- a/drivers/gpu/drm/msm/msm_gpu.c
+++ b/drivers/gpu/drm/msm/msm_gpu.c
@@ -465,6 +465,7 @@ static void recover_worker(struct kthread_work *work)
struct msm_gem_submit *submit;
struct msm_ringbuffer *cur_ring = gpu->funcs->active_ring(gpu);
char *comm = NULL, *cmd = NULL;
+ struct task_struct *task;
int i;
mutex_lock(&gpu->lock);
@@ -482,16 +483,20 @@ static void recover_worker(struct kthread_work *work)
/* Increment the fault counts */
submit->queue->faults++;
- if (submit->vm) {
+
+ task = get_pid_task(submit->pid, PIDTYPE_PID);
+ if (!task)
+ gpu->global_faults++;
+ else {
struct msm_gem_vm *vm = to_msm_vm(submit->vm);
vm->faults++;
/*
* If userspace has opted-in to VM_BIND (and therefore userspace
- * management of the VM), faults mark the VM as unusuable. This
+ * management of the VM), faults mark the VM as unusable. This
* matches vulkan expectations (vulkan is the main target for
- * VM_BIND)
+ * VM_BIND).
*/
if (!vm->managed)
msm_gem_vm_unusable(submit->vm);
@@ -553,8 +558,15 @@ static void recover_worker(struct kthread_work *work)
unsigned long flags;
spin_lock_irqsave(&ring->submit_lock, flags);
- list_for_each_entry(submit, &ring->submits, node)
+ list_for_each_entry(submit, &ring->submits, node) {
+ /*
+ * If the submit uses an unusable vm make sure
+ * we don't actually run it
+ */
+ if (to_msm_vm(submit->vm)->unusable)
+ submit->nr_cmds = 0;
gpu->funcs->submit(gpu, submit);
+ }
spin_unlock_irqrestore(&ring->submit_lock, flags);
}
}