6.7-stable review patch. If anyone has any objections, please let me know.
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From: Rob Clark robdclark@chromium.org
[ Upstream commit 03facb39d6c6433a78d0f79c7a146b1e6a61943e ]
Since commit 79e2cf2e7a19 ("drm/gem: Take reservation lock for vmap/vunmap operations"), the resv lock is already held in the prime vmap path, so don't try to grab it again.
v2: This applies to vunmap path as well v3: Fix fixes commit
Fixes: 79e2cf2e7a19 ("drm/gem: Take reservation lock for vmap/vunmap operations") Signed-off-by: Rob Clark robdclark@chromium.org Acked-by: Christian König christian.koenig@amd.com Patchwork: https://patchwork.freedesktop.org/patch/576642/ Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/msm/msm_gem_prime.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/msm/msm_gem_prime.c b/drivers/gpu/drm/msm/msm_gem_prime.c index 5f68e31a3e4e..0915f3b68752 100644 --- a/drivers/gpu/drm/msm/msm_gem_prime.c +++ b/drivers/gpu/drm/msm/msm_gem_prime.c @@ -26,7 +26,7 @@ int msm_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map) { void *vaddr;
- vaddr = msm_gem_get_vaddr(obj); + vaddr = msm_gem_get_vaddr_locked(obj); if (IS_ERR(vaddr)) return PTR_ERR(vaddr); iosys_map_set_vaddr(map, vaddr); @@ -36,7 +36,7 @@ int msm_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map)
void msm_gem_prime_vunmap(struct drm_gem_object *obj, struct iosys_map *map) { - msm_gem_put_vaddr(obj); + msm_gem_put_vaddr_locked(obj); }
struct drm_gem_object *msm_gem_prime_import_sg_table(struct drm_device *dev,