diff options
| author | Arne Jansen <sensille@gmx.net> | 2011-09-13 10:55:48 +0200 |
|---|---|---|
| committer | Jan Schmidt <list.btrfs@jan-o-sch.net> | 2012-01-04 16:12:29 +0100 |
| commit | 5b25f70f4200766355cdabda604e131d2fb6010d (patch) | |
| tree | 20749d5e90763e8c1746d36b00c5beec5e3660b9 /mm | |
| parent | eebe063b7f916087cd5c61de57b20a3a30894a96 (diff) | |
Btrfs: add nested locking mode for paths
This patch adds the possibilty to read-lock an extent even if it is already
write-locked from the same thread. btrfs_find_all_roots() needs this
capability.
Signed-off-by: Arne Jansen <sensille@gmx.net>
Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
Diffstat (limited to 'mm')
0 files changed, 0 insertions, 0 deletions