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drm: Release user fbs in drm_release 

Avoids leaking fbs and associated buffers on release.

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Tested-by: Tested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Kristian Høgsberg 2009-02-12 14:37:56 -05:00 committed by Dave Airlie
parent b4476f52e4
commit ea39f83516
3 changed files with 5 additions and 3 deletions
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3
drivers/gpu/drm/drm_crtc.c
View File

@ -1741,9 +1741,8 @@ out:
* RETURNS:
* Zero on success, errno on failure.
*/
void drm_fb_release(struct file *filp)
void drm_fb_release(struct drm_file *priv)
{
struct drm_file *priv = filp->private_data;
struct drm_device *dev = priv->minor->dev;
struct drm_framebuffer *fb, *tfb;

3
drivers/gpu/drm/drm_fops.c
View File

@ -457,6 +457,9 @@ int drm_release(struct inode *inode, struct file *filp)
if (dev->driver->driver_features & DRIVER_GEM)
drm_gem_release(dev, file_priv);
if (dev->driver->driver_features & DRIVER_MODESET)
drm_fb_release(file_priv);
mutex_lock(&dev->ctxlist_mutex);
if (!list_empty(&dev->ctxlist)) {
struct drm_ctx_list *pos, *n;

2
include/drm/drm_crtc.h
View File

@ -609,7 +609,7 @@ extern char *drm_get_dvi_i_subconnector_name(int val);
extern char *drm_get_dvi_i_select_name(int val);
extern char *drm_get_tv_subconnector_name(int val);
extern char *drm_get_tv_select_name(int val);
extern void drm_fb_release(struct file *filp);
extern void drm_fb_release(struct drm_file *file_priv);
extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group);
extern struct edid *drm_get_edid(struct drm_connector *connector,
struct i2c_adapter *adapter);