Comment 3 for bug 1185183

Looks like dmabuf fds being left open

bob@alchemy:~/bzr/mir$ sudo ls /proc/3389/fd -l
total 0
lrwx------ 1 root root 64 May 29 14:58 0 -> /dev/tty1
l-wx------ 1 root root 64 May 29 14:58 1 -> /home/bob/bzr/mir/mir.log
lrwx------ 1 root root 64 May 29 14:59 10 -> /dev/dri/card1
lr-x------ 1 root root 64 May 29 14:59 100 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1000 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1001 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1002 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1003 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1004 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1005 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1006 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1007 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1008 -> anon_inode:dmabuf
lr-x------ 1 root root 64 May 29 14:59 1009 -> anon_inode:dmabuf
...