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| author | Matthew Brost <matthew.brost@intel.com> | 2024-10-02 06:16:38 -0700 |
|---|---|---|
| committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2024-10-02 17:53:45 +0200 |
| commit | 34f50cc6441b7fee4a86495d5ef43da5d254bad9 (patch) | |
| tree | 5abe82e3ec3dbbcbb95205a1d488ab2a633892a0 /drivers/gpu/drm/scheduler/sched_main.c | |
| parent | f9e7ac6e2e9986c2ee63224992cb5c8276e46b2a (diff) | |
| download | linux-34f50cc6441b7fee4a86495d5ef43da5d254bad9.tar.gz linux-34f50cc6441b7fee4a86495d5ef43da5d254bad9.tar.bz2 linux-34f50cc6441b7fee4a86495d5ef43da5d254bad9.zip | |
drm/sched: Use drm sched lockdep map for submit_wq
Avoid leaking a lockdep map on each drm sched creation and destruction
by using a single lockdep map for all drm sched allocated submit_wq.
v2:
- Use alloc_ordered_workqueue_lockdep_map (Tejun)
Cc: Luben Tuikov <ltuikov89@gmail.com>
Cc: Christian König <christian.koenig@amd.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Acked-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20241002131639.3425022-2-matthew.brost@intel.com
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/scheduler/sched_main.c')
| -rw-r--r-- | drivers/gpu/drm/scheduler/sched_main.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index 6f27cab0b76d..eaef20f41786 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -87,6 +87,12 @@ #define CREATE_TRACE_POINTS #include "gpu_scheduler_trace.h" +#ifdef CONFIG_LOCKDEP +static struct lockdep_map drm_sched_lockdep_map = { + .name = "drm_sched_lockdep_map" +}; +#endif + #define to_drm_sched_job(sched_job) \ container_of((sched_job), struct drm_sched_job, queue_node) @@ -1269,7 +1275,12 @@ int drm_sched_init(struct drm_gpu_scheduler *sched, sched->submit_wq = submit_wq; sched->own_submit_wq = false; } else { +#ifdef CONFIG_LOCKDEP + sched->submit_wq = alloc_ordered_workqueue_lockdep_map(name, 0, + &drm_sched_lockdep_map); +#else sched->submit_wq = alloc_ordered_workqueue(name, 0); +#endif if (!sched->submit_wq) return -ENOMEM; |