Re: [PATCH v7] drm: Add library for shmem backed GEM objects

2019-03-07 Thread Eric Anholt
Rob Herring writes: > On Wed, Mar 6, 2019 at 6:50 PM Eric Anholt wrote: >> >> Rob Herring writes: >> >> > From: Noralf Trønnes >> > >> > This adds a library for shmem backed GEM objects. >> > >> > v7: >> > - Use write-combine for mmap instead. This is the more common >> > case. (robher) >> >

Re: [PATCH v7] drm: Add library for shmem backed GEM objects

2019-03-06 Thread Rob Herring
On Wed, Mar 6, 2019 at 6:50 PM Eric Anholt wrote: > > Rob Herring writes: > > > From: Noralf Trønnes > > > > This adds a library for shmem backed GEM objects. > > > > v7: > > - Use write-combine for mmap instead. This is the more common > > case. (robher) > > > > v6: > > - Fix uninitialized va

Re: [PATCH v7] drm: Add library for shmem backed GEM objects

2019-03-06 Thread Eric Anholt
Rob Herring writes: > From: Noralf Trønnes > > This adds a library for shmem backed GEM objects. > > v7: > - Use write-combine for mmap instead. This is the more common > case. (robher) > > v6: > - Fix uninitialized variable issue in an error path (anholt). > - Add a drm_gem_shmem_vm_open() to

[PATCH v7] drm: Add library for shmem backed GEM objects

2019-03-06 Thread Rob Herring
From: Noralf Trønnes This adds a library for shmem backed GEM objects. v7: - Use write-combine for mmap instead. This is the more common case. (robher) v6: - Fix uninitialized variable issue in an error path (anholt). - Add a drm_gem_shmem_vm_open() to the fops to get proper refcounting of