Re: [PATCH v2 1/2] anon_inodes: allow external inode allocations

2013-10-10 Thread Al Viro
On Wed, Oct 02, 2013 at 01:24:25PM +0200, David Herrmann wrote: > DRM core shares a single address_space across all inodes that belong to > the same DRM device. This allows efficient unmapping of user-space > mappings during buffer eviction. However, there is no easy way to get a > shared address_s

[PATCH v2 1/2] anon_inodes: allow external inode allocations

2013-10-02 Thread David Herrmann
DRM core shares a single address_space across all inodes that belong to the same DRM device. This allows efficient unmapping of user-space mappings during buffer eviction. However, there is no easy way to get a shared address_space for DRM devices during initialization. Therefore, we currently dela