Re: [PATCH] drm/gem: add mutex lock when using drm_gem_mmap_obj

2013-06-26 Thread YoungJun Cho
On Jun 26, 2013 4:13 PM, "Maarten Lankhorst" < maarten.lankho...@canonical.com> wrote: > > Op 26-06-13 04:14, Seung-Woo Kim schreef: > > From: YoungJun Cho > > > > The drm_gem_mmap_obj() has to be protected with dev->struct_mutex, > > but some caller functions do not. So it adds mutex lock to miss

Re: [PATCH] drm/gem: add mutex lock when using drm_gem_mmap_obj

2013-06-26 Thread Maarten Lankhorst
Op 26-06-13 04:14, Seung-Woo Kim schreef: > From: YoungJun Cho > > The drm_gem_mmap_obj() has to be protected with dev->struct_mutex, > but some caller functions do not. So it adds mutex lock to missing > callers and adds WARN_ON assertion whether drm_gem_mmap_obj() is > called with mutex lock or