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| author | Christian König <christian.koenig@amd.com> | 2017-08-17 12:23:51 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-08-18 12:02:58 -0400 |
| commit | df9bcb0652bbfde1b37bda98f0ad1fa7fda46d67 (patch) | |
| tree | 5a6d38c2f959042a97db1ecf2ba9cb4719b14522 | |
| parent | d5de797ff1c91157ddefd7102aaf5f87ff222746 (diff) | |
| download | linux-stable-df9bcb0652bbfde1b37bda98f0ad1fa7fda46d67.tar.gz linux-stable-df9bcb0652bbfde1b37bda98f0ad1fa7fda46d67.tar.bz2 linux-stable-df9bcb0652bbfde1b37bda98f0ad1fa7fda46d67.zip | |
drm/ttm: use reservation_object_trylock in ttm_bo_individualize_resv v2
Fixes a false positive from might_sleep(). The reservation object is freshly
initialized, so nobody else can hold the mutex but the function is
called from atomic context.
v2: Correctly invert the check as well.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 58e7fcea620e..cba11f13d994 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -403,7 +403,7 @@ static int ttm_bo_individualize_resv(struct ttm_buffer_object *bo) return 0; reservation_object_init(&bo->ttm_resv); - BUG_ON(reservation_object_lock(&bo->ttm_resv, NULL)); + BUG_ON(!reservation_object_trylock(&bo->ttm_resv)); r = reservation_object_copy_fences(&bo->ttm_resv, bo->resv); if (r) { |