From: Rob Clark <robdclark@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: Rob Clark <robdclark@chromium.org>,
Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
linux-arm-msm@vger.kernel.org (open list:DRM DRIVER FOR MSM
ADRENO GPU),
freedreno@lists.freedesktop.org (open list:DRM DRIVER FOR MSM
ADRENO GPU), linux-kernel@vger.kernel.org (open list)
Subject: [PATCH 10/14] drm/msm: Drop struct_mutex in free_object() path
Date: Sun, 4 Oct 2020 12:21:42 -0700 [thread overview]
Message-ID: <20201004192152.3298573-11-robdclark@gmail.com> (raw)
In-Reply-To: <20201004192152.3298573-1-robdclark@gmail.com>
From: Rob Clark <robdclark@chromium.org>
Now that active_list/inactive_list is protected by mm_lock, we no longer
need dev->struct_mutex in the free_object() path.
Signed-off-by: Rob Clark <robdclark@chromium.org>
---
drivers/gpu/drm/msm/msm_gem.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index c52a3969e60b..126d92fd21cd 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -927,8 +927,6 @@ static void free_object(struct msm_gem_object *msm_obj)
struct drm_device *dev = obj->dev;
struct msm_drm_private *priv = dev->dev_private;
- WARN_ON(!mutex_is_locked(&dev->struct_mutex));
-
/* object should not be on active list: */
WARN_ON(is_active(msm_obj));
@@ -965,20 +963,14 @@ void msm_gem_free_work(struct work_struct *work)
{
struct msm_drm_private *priv =
container_of(work, struct msm_drm_private, free_work);
- struct drm_device *dev = priv->dev;
struct llist_node *freed;
struct msm_gem_object *msm_obj, *next;
while ((freed = llist_del_all(&priv->free_list))) {
-
- mutex_lock(&dev->struct_mutex);
-
llist_for_each_entry_safe(msm_obj, next,
freed, freed)
free_object(msm_obj);
- mutex_unlock(&dev->struct_mutex);
-
if (need_resched())
break;
}
--
2.26.2
next prev parent reply other threads:[~2020-10-04 19:21 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-04 19:21 [PATCH 00/14] drm/msm: de-struct_mutex-ification Rob Clark
2020-10-04 19:21 ` [PATCH 01/14] drm/msm: Use correct drm_gem_object_put() in fail case Rob Clark
2020-10-04 19:21 ` [PATCH 02/14] drm/msm: Drop chatty trace Rob Clark
2020-10-05 14:15 ` [Freedreno] " Jordan Crouse
2020-10-04 19:21 ` [PATCH 03/14] drm/msm: Move update_fences() Rob Clark
2020-10-05 14:16 ` [Freedreno] " Jordan Crouse
2020-10-04 19:21 ` [PATCH 04/14] drm/msm: Add priv->mm_lock to protect active/inactive lists Rob Clark
2020-10-04 22:15 ` Daniel Vetter
2020-10-05 0:10 ` Rob Clark
2020-10-05 14:19 ` [Freedreno] " Jordan Crouse
2020-10-04 19:21 ` [PATCH 05/14] drm/msm: Document and rename preempt_lock Rob Clark
2020-10-05 14:22 ` Jordan Crouse
2020-10-04 19:21 ` [PATCH 06/14] drm/msm: Protect ring->submits with it's own lock Rob Clark
2020-10-05 14:23 ` [Freedreno] " Jordan Crouse
2020-10-04 19:21 ` [PATCH 07/14] drm/msm: Refcount submits Rob Clark
2020-10-05 13:56 ` Daniel Vetter
2020-10-05 16:24 ` Rob Clark
2020-10-05 14:27 ` [Freedreno] " Jordan Crouse
2020-10-04 19:21 ` [PATCH 08/14] drm/msm: Remove obj->gpu Rob Clark
2020-10-05 14:28 ` [Freedreno] " Jordan Crouse
2020-10-04 19:21 ` [PATCH 09/14] drm/msm: Drop struct_mutex from the retire path Rob Clark
2020-10-05 14:29 ` [Freedreno] " Jordan Crouse
2020-10-04 19:21 ` Rob Clark [this message]
2020-10-04 19:21 ` [PATCH 11/14] drm/msm: remove msm_gem_free_work Rob Clark
2020-10-04 19:21 ` [PATCH 12/14] drm/msm: drop struct_mutex in madvise path Rob Clark
2020-10-04 19:21 ` [PATCH 13/14] drm/msm: Drop struct_mutex in shrinker path Rob Clark
2020-10-04 19:21 ` [PATCH 14/14] drm/msm: Don't implicit-sync if only a single ring Rob Clark
[not found] ` <20201005092419.15608-1-hdanton@sina.com>
2020-10-05 14:02 ` [PATCH 13/14] drm/msm: Drop struct_mutex in shrinker path Daniel Vetter
2020-10-05 16:17 ` Kristian Høgsberg
[not found] ` <20201006004416.15040-1-hdanton@sina.com>
2020-10-06 3:40 ` Rob Clark
2020-10-06 9:35 ` Daniel Vetter
2020-10-05 16:49 ` Rob Clark
2020-10-05 18:18 ` Daniel Vetter
2020-10-05 16:24 ` [Freedreno] [PATCH 00/14] drm/msm: de-struct_mutex-ification Kristian Høgsberg
2020-10-05 18:20 ` Daniel Vetter
2020-10-06 3:25 ` Rob Clark
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