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Date: Wed, 20 Jul 2022 15:28:26 +0200 From: Danilo Krummrich <dakr@...hat.com> To: airlied@...ux.ie, daniel@...ll.ch, mripard@...nel.org, christian.koenig@....com, emma@...olt.net Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, Danilo Krummrich <dakr@...hat.com> Subject: [PATCH RESEND 06/10] drm: use idr_init_base() to initialize mode_config.tile_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@...hat.com> Acked-by: Christian König <christian.koenig@....com> --- drivers/gpu/drm/drm_mode_config.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_mode_config.c b/drivers/gpu/drm/drm_mode_config.c index e2a295a4ee0b..3d1c1ade5a25 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.plane_list); INIT_LIST_HEAD(&dev->mode_config.privobj_list); idr_init_base(&dev->mode_config.object_idr, 1); - idr_init(&dev->mode_config.tile_idr); + idr_init_base(&dev->mode_config.tile_idr, 1); ida_init(&dev->mode_config.connector_ida); spin_lock_init(&dev->mode_config.connector_list_lock); -- 2.36.1
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