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authorMark Brown <broonie@kernel.org>2020-12-11 17:48:04 +0000
committerMark Brown <broonie@kernel.org>2020-12-11 17:48:04 +0000
commit460aa020f56c974a3e7e5b5378b2355fec6a2c11 (patch)
tree959dc05609eec2a040245f43964ae5738ee741cb /drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
parent031616c434db05ce766f76c62865f55698e0924f (diff)
parent84de089e770b57280d87dff51be894b6fda18810 (diff)
downloadlinux-460aa020f56c974a3e7e5b5378b2355fec6a2c11.tar.bz2
Merge remote-tracking branch 'asoc/for-5.11' into asoc-next
Diffstat (limited to 'drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c')
-rw-r--r--drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c b/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
index 288e46c40673..1b9f68d8e9aa 100644
--- a/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
+++ b/drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c
@@ -40,18 +40,26 @@ static bool panfrost_gem_purge(struct drm_gem_object *obj)
{
struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj);
struct panfrost_gem_object *bo = to_panfrost_bo(obj);
+ bool ret = false;
if (atomic_read(&bo->gpu_usecount))
return false;
- if (!mutex_trylock(&shmem->pages_lock))
+ if (!mutex_trylock(&bo->mappings.lock))
return false;
- panfrost_gem_teardown_mappings(bo);
+ if (!mutex_trylock(&shmem->pages_lock))
+ goto unlock_mappings;
+
+ panfrost_gem_teardown_mappings_locked(bo);
drm_gem_shmem_purge_locked(obj);
+ ret = true;
mutex_unlock(&shmem->pages_lock);
- return true;
+
+unlock_mappings:
+ mutex_unlock(&bo->mappings.lock);
+ return ret;
}
static unsigned long