diff options
| author | Dmitry Osipenko <dmitry.osipenko@collabora.com> | 2025-03-23 00:26:06 +0300 |
|---|---|---|
| committer | Dmitry Osipenko <dmitry.osipenko@collabora.com> | 2025-03-26 23:00:19 +0300 |
| commit | 051b6646d36dc974c3884d75021bf282925b171c (patch) | |
| tree | e0fc362f39f22019e05d3cef30d091097776e818 /drivers/gpu/drm/lima/lima_gem.c | |
| parent | d586b535f1448a6969e2b664e4e061c40bec4679 (diff) | |
drm/shmem-helper: Use refcount_t for pages_use_count
Use atomic refcount_t helper for pages_use_count to optimize pin/unpin
functions by skipping reservation locking while GEM's pin refcount > 1.
Acked-by: Maxime Ripard <mripard@kernel.org>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Suggested-by: Boris Brezillon <boris.brezillon@collabora.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.d>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250322212608.40511-9-dmitry.osipenko@collabora.com
Diffstat (limited to 'drivers/gpu/drm/lima/lima_gem.c')
| -rw-r--r-- | drivers/gpu/drm/lima/lima_gem.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/lima/lima_gem.c b/drivers/gpu/drm/lima/lima_gem.c index 609221351cde..5deec673c11e 100644 --- a/drivers/gpu/drm/lima/lima_gem.c +++ b/drivers/gpu/drm/lima/lima_gem.c @@ -47,7 +47,7 @@ int lima_heap_alloc(struct lima_bo *bo, struct lima_vm *vm) } bo->base.pages = pages; - bo->base.pages_use_count = 1; + refcount_set(&bo->base.pages_use_count, 1); mapping_set_unevictable(mapping); } |