From: Dave Airlie <airlied@gmail.com>
To: dri-devel@lists.freedesktop.org
Subject: [PATCH 08/15] drm/mode: reduce lock hold in addfb2
Date: Fri, 15 Apr 2016 15:10:39 +1000 [thread overview]
Message-ID: <1460697046-23781-9-git-send-email-airlied@gmail.com> (raw)
In-Reply-To: <1460697046-23781-1-git-send-email-airlied@gmail.com>
From: Dave Airlie <airlied@redhat.com>
No need to hold the lock while assigning the variable.
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
drivers/gpu/drm/drm_crtc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 1863879..21cb998 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -3405,11 +3405,11 @@ int drm_mode_addfb2(struct drm_device *dev,
if (IS_ERR(fb))
return PTR_ERR(fb);
- /* Transfer ownership to the filp for reaping on close */
-
DRM_DEBUG_KMS("[FB:%d]\n", fb->base.id);
- mutex_lock(&file_priv->fbs_lock);
r->fb_id = fb->base.id;
+
+ /* Transfer ownership to the filp for reaping on close */
+ mutex_lock(&file_priv->fbs_lock);
list_add(&fb->filp_head, &file_priv->fbs);
mutex_unlock(&file_priv->fbs_lock);
--
2.5.5
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next prev parent reply other threads:[~2016-04-15 5:10 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-15 5:10 drm reference counter connectors and fix lifetimes Dave Airlie
2016-04-15 5:10 ` [PATCH 01/15] drm/mode: rework drm_mode_object_put to drm_mode_object_unregister Dave Airlie
2016-04-21 8:03 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 02/15] drm/mode: move framebuffer_free up above framebuffer_init Dave Airlie
2016-04-21 8:03 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 03/15] drm/modes: drop __drm_framebuffer_unregister Dave Airlie
2016-04-21 8:05 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 04/15] drm/mode: introduce wrapper to read framebuffer refcount Dave Airlie
2016-04-21 8:07 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 05/15] drm/mode: move framebuffer reference into object Dave Airlie
2016-04-21 8:12 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 06/15] drm/mode: use _object_find to find framebuffers Dave Airlie
2016-04-21 8:14 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 07/15] drm/mode: reduce scope of fb_lock in framebuffer init Dave Airlie
2016-04-21 8:54 ` Daniel Vetter
2016-04-15 5:10 ` Dave Airlie [this message]
2016-04-21 8:59 ` [PATCH 08/15] drm/mode: reduce lock hold in addfb2 Daniel Vetter
2016-04-15 5:10 ` [PATCH 09/15] drm/modes: move reference taking into object lookup Dave Airlie
2016-04-21 9:05 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 10/15] drm/modes: reduce fb_lock to just protecting lists Dave Airlie
2016-04-21 9:06 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 11/15] drm/modes: stop handling framebuffer special Dave Airlie
2016-04-21 9:06 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 12/15] drm/modes: add connector reference counting Dave Airlie
2016-04-22 9:24 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 13/15] drm: take references to connectors used in a modeset Dave Airlie
2016-04-22 8:49 ` Daniel Vetter
2016-04-27 1:44 ` Dave Airlie
2016-04-15 5:10 ` [PATCH 14/15] drm/i915/mst: use reference counted connectors Dave Airlie
2016-04-22 9:03 ` Daniel Vetter
2016-04-27 1:54 ` Dave Airlie
2016-04-27 6:29 ` Daniel Vetter
2016-04-15 5:10 ` [PATCH 15/15] drm/radeon/dp_mst: use connector ref counting Dave Airlie
2016-04-22 9:04 ` Daniel Vetter
2016-04-21 9:08 ` drm reference counter connectors and fix lifetimes Daniel Vetter
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