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author | Mark Brown <broonie@kernel.org> | 2020-12-11 17:48:04 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2020-12-11 17:48:04 +0000 |
commit | 460aa020f56c974a3e7e5b5378b2355fec6a2c11 (patch) | |
tree | 959dc05609eec2a040245f43964ae5738ee741cb /drivers/gpu/drm/panfrost/panfrost_gem_shrinker.c | |
parent | 031616c434db05ce766f76c62865f55698e0924f (diff) | |
parent | 84de089e770b57280d87dff51be894b6fda18810 (diff) | |
download | linux-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.c | 14 |
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 |