Re: [PATCH 08/18] drm/cirrus: Don't grab dev->struct_mutex for in mmap offset ioctl

On Thu, Jul 09, 2015 at 11:32:40PM +0200, Daniel Vetter wrote:

Since David Herrmann's mmap vma manager rework we don't need to grab dev->struct_mutex any more to prevent races when looking up the mmap offset. Drop it and instead don't forget to use the unref_unlocked variant (since the drm core still cares).

Signed-off-by: Daniel Vetter daniel.vetter@intel.com

drivers/gpu/drm/cirrus/cirrus_main.c | 15 ++++----------- 1 file changed, 4 insertions(+), 11 deletions(-)

Reviewed-by: Thierry Reding treding@nvidia.com