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| author | Christian König <christian.koenig@amd.com> | 2019-07-31 10:41:50 +0300 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2019-08-05 10:28:43 +0300 |
| commit | 0dbd555a011c2d096a7b7e40c83c5776a7df367c (patch) | |
| tree | 4399a2204760664daad1c91896aa3f8217744d43 /drivers/gpu/drm/drm_gem.c | |
| parent | 05103ea9a3159b9bb7004e9c0693948d4d6124f9 (diff) | |
| download | linux-0dbd555a011c2d096a7b7e40c83c5776a7df367c.tar.xz | |
dma-buf: add more reservation object locking wrappers
Complete the abstraction of the ww_mutex inside the reservation object.
This allows us to add more handling and debugging to the reservation
object in the future.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/320761/
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gem.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 243f43d70f42..afc38cece3f5 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -1288,8 +1288,8 @@ retry: if (contended != -1) { struct drm_gem_object *obj = objs[contended]; - ret = ww_mutex_lock_slow_interruptible(&obj->resv->lock, - acquire_ctx); + ret = reservation_object_lock_slow_interruptible(obj->resv, + acquire_ctx); if (ret) { ww_acquire_done(acquire_ctx); return ret; @@ -1300,16 +1300,16 @@ retry: if (i == contended) continue; - ret = ww_mutex_lock_interruptible(&objs[i]->resv->lock, - acquire_ctx); + ret = reservation_object_lock_interruptible(objs[i]->resv, + acquire_ctx); if (ret) { int j; for (j = 0; j < i; j++) - ww_mutex_unlock(&objs[j]->resv->lock); + reservation_object_unlock(objs[j]->resv); if (contended != -1 && contended >= i) - ww_mutex_unlock(&objs[contended]->resv->lock); + reservation_object_unlock(objs[contended]->resv); if (ret == -EDEADLK) { contended = i; @@ -1334,7 +1334,7 @@ drm_gem_unlock_reservations(struct drm_gem_object **objs, int count, int i; for (i = 0; i < count; i++) - ww_mutex_unlock(&objs[i]->resv->lock); + reservation_object_unlock(objs[i]->resv); ww_acquire_fini(acquire_ctx); } |