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authorChris Wilson <chris@chris-wilson.co.uk>2016-01-04 10:11:01 +0000
committerDaniel Vetter <daniel.vetter@ffwll.ch>2016-01-05 09:00:00 +0100
commit0f646425b94a01606450eb03b3a8f3b5e03ea9b8 (patch)
treee11ce6b4454247aa23ed46c9b49e48bb200e908a /drivers/gpu/drm/drm_gem.c
parent98a8883ad419128493b8cfab3982d58785deabda (diff)
downloadlinux-0f646425b94a01606450eb03b3a8f3b5e03ea9b8.tar.bz2
drm: Use a normal idr allocation for the obj->name
Unlike the handle, the name table uses a sleeping mutex rather than a spinlock. The allocation is in a normal context, and we can use the simpler sleeping gfp_t, rather than have to take from the atomic reserves. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/1451902261-25380-3-git-send-email-chris@chris-wilson.co.uk Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
-rw-r--r--drivers/gpu/drm/drm_gem.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index ad955d7c99fd..1b0c2c127072 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -642,7 +642,6 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data,
return -ENOENT;
mutex_lock(&dev->object_name_lock);
- idr_preload(GFP_KERNEL);
/* prevent races with concurrent gem_close. */
if (obj->handle_count == 0) {
ret = -ENOENT;
@@ -650,7 +649,7 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data,
}
if (!obj->name) {
- ret = idr_alloc(&dev->object_name_idr, obj, 1, 0, GFP_NOWAIT);
+ ret = idr_alloc(&dev->object_name_idr, obj, 1, 0, GFP_KERNEL);
if (ret < 0)
goto err;
@@ -661,7 +660,6 @@ drm_gem_flink_ioctl(struct drm_device *dev, void *data,
ret = 0;
err:
- idr_preload_end();
mutex_unlock(&dev->object_name_lock);
drm_gem_object_unreference_unlocked(obj);
return ret;