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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-10-14 08:03:44 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-10-14 08:03:44 +0200
commit64f3b5a6bc49adf77d58eddd72a4bfccd492fa24 (patch)
treecdd6aa7a0d21482ae4d1e76d837f3712c8c6481d /drivers/gpu/drm/scheduler/sched_entity.c
parentUSB: chaoskey: Fix possible deadlock chaoskey_list_lock (diff)
parentLinux 6.12-rc3 (diff)
downloadlinux-64f3b5a6bc49adf77d58eddd72a4bfccd492fa24.tar.gz
linux-64f3b5a6bc49adf77d58eddd72a4bfccd492fa24.zip
Merge 6.12-rc3 into usb-next
We need the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/scheduler/sched_entity.c')
-rw-r--r--drivers/gpu/drm/scheduler/sched_entity.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/gpu/drm/scheduler/sched_entity.c b/drivers/gpu/drm/scheduler/sched_entity.c
index 58c8161289fe..a75eede8bf8d 100644
--- a/drivers/gpu/drm/scheduler/sched_entity.c
+++ b/drivers/gpu/drm/scheduler/sched_entity.c
@@ -133,8 +133,10 @@ void drm_sched_entity_modify_sched(struct drm_sched_entity *entity,
{
WARN_ON(!num_sched_list || !sched_list);
+ spin_lock(&entity->rq_lock);
entity->sched_list = sched_list;
entity->num_sched_list = num_sched_list;
+ spin_unlock(&entity->rq_lock);
}
EXPORT_SYMBOL(drm_sched_entity_modify_sched);
@@ -380,7 +382,7 @@ static void drm_sched_entity_wakeup(struct dma_fence *f,
container_of(cb, struct drm_sched_entity, cb);
drm_sched_entity_clear_dep(f, cb);
- drm_sched_wakeup(entity->rq->sched, entity);
+ drm_sched_wakeup(entity->rq->sched);
}
/**
@@ -597,6 +599,9 @@ void drm_sched_entity_push_job(struct drm_sched_job *sched_job)
/* first job wakes up scheduler */
if (first) {
+ struct drm_gpu_scheduler *sched;
+ struct drm_sched_rq *rq;
+
/* Add the entity to the run queue */
spin_lock(&entity->rq_lock);
if (entity->stopped) {
@@ -606,13 +611,16 @@ void drm_sched_entity_push_job(struct drm_sched_job *sched_job)
return;
}
- drm_sched_rq_add_entity(entity->rq, entity);
+ rq = entity->rq;
+ sched = rq->sched;
+
+ drm_sched_rq_add_entity(rq, entity);
spin_unlock(&entity->rq_lock);
if (drm_sched_policy == DRM_SCHED_POLICY_FIFO)
drm_sched_rq_update_fifo(entity, submit_ts);
- drm_sched_wakeup(entity->rq->sched, entity);
+ drm_sched_wakeup(sched);
}
}
EXPORT_SYMBOL(drm_sched_entity_push_job);