[PATCH 3/3] drm: Protect fb_helper list manipulation with a mutex

2016-11-28 Thread Daniel Vetter
On Mon, Nov 28, 2016 at 08:38:21AM +, Chris Wilson wrote: > On Mon, Nov 28, 2016 at 08:55:58AM +0100, Daniel Vetter wrote: > > On Wed, Nov 23, 2016 at 02:04:17PM +, Chris Wilson wrote: > > > Though we only walk the kernel_fb_helper_list inside a panic (or single > > > thread debugging), we

[PATCH 3/3] drm: Protect fb_helper list manipulation with a mutex

2016-11-28 Thread Daniel Vetter
On Wed, Nov 23, 2016 at 02:04:17PM +, Chris Wilson wrote: > Though we only walk the kernel_fb_helper_list inside a panic (or single > thread debugging), we still need to protect the list manipulation on > creating/removing a framebuffer device in order to prevent list > corruption. > > Signed-

[PATCH 3/3] drm: Protect fb_helper list manipulation with a mutex

2016-11-28 Thread Chris Wilson
On Mon, Nov 28, 2016 at 08:55:58AM +0100, Daniel Vetter wrote: > On Wed, Nov 23, 2016 at 02:04:17PM +, Chris Wilson wrote: > > Though we only walk the kernel_fb_helper_list inside a panic (or single > > thread debugging), we still need to protect the list manipulation on > > creating/removing a

[PATCH 3/3] drm: Protect fb_helper list manipulation with a mutex

2016-11-23 Thread Chris Wilson
Though we only walk the kernel_fb_helper_list inside a panic (or single thread debugging), we still need to protect the list manipulation on creating/removing a framebuffer device in order to prevent list corruption. Signed-off-by: Chris Wilson --- drivers/gpu/drm/drm_fb_helper.c | 5 + 1 fi