diff options
| author | Danilo Krummrich <dakr@redhat.com> | 2022-07-01 21:52:58 +0300 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2022-07-28 17:35:56 +0300 |
| commit | 1765378dfb10d4feedfc71cd721c4140d927c488 (patch) | |
| tree | 3832235da3c41ee79dddc41838237abbf5bc37a2 /drivers/gpu/drm | |
| parent | 3a6acb7dd69f9d8960009ed1ceb77dc5e532391a (diff) | |
| download | linux-1765378dfb10d4feedfc71cd721c4140d927c488.tar.xz | |
drm: use idr_init_base() to initialize mode_config.object_idr
idr_init_base(), implemented by commit 6ce711f27500 ("idr: Make 1-based
IDRs more efficient"), let us set an arbitrary base other than
idr_init(), which uses base 0.
Since, for this IDR, no ID < 1 is ever requested/allocated, using
idr_init_base(&idr, 1) avoids unnecessary tree walks.
Signed-off-by: Danilo Krummrich <dakr@redhat.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20220701185303.284082-6-dakr@redhat.com
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/drm_mode_config.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_mode_config.c b/drivers/gpu/drm/drm_mode_config.c index 59b34f07cfce..6d832277aa73 100644 --- a/drivers/gpu/drm/drm_mode_config.c +++ b/drivers/gpu/drm/drm_mode_config.c @@ -412,7 +412,7 @@ int drmm_mode_config_init(struct drm_device *dev) INIT_LIST_HEAD(&dev->mode_config.property_blob_list); INIT_LIST_HEAD(&dev->mode_config.plane_list); INIT_LIST_HEAD(&dev->mode_config.privobj_list); - idr_init(&dev->mode_config.object_idr); + idr_init_base(&dev->mode_config.object_idr, 1); idr_init(&dev->mode_config.tile_idr); ida_init(&dev->mode_config.connector_ida); spin_lock_init(&dev->mode_config.connector_list_lock); |