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author | Filipe Manana <fdmanana@suse.com> | 2014-07-02 20:07:54 +0100 |
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committer | Chris Mason <clm@fb.com> | 2014-08-15 07:43:13 -0700 |
commit | 6f7ff6d7832c6be13e8c95598884dbc40ad69fb7 (patch) | |
tree | 77cfeb9532c7eb15a9d6a1c880066e49e24a9e96 /fs/btrfs/qgroup.h | |
parent | e339a6b097c515a31ce230d498c44ff2e89f1cf4 (diff) | |
download | op-kernel-dev-6f7ff6d7832c6be13e8c95598884dbc40ad69fb7.zip op-kernel-dev-6f7ff6d7832c6be13e8c95598884dbc40ad69fb7.tar.gz |
Btrfs: read lock extent buffer while walking backrefs
Before processing the extent buffer, acquire a read lock on it, so
that we're safe against concurrent updates on the extent buffer.
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs/btrfs/qgroup.h')
0 files changed, 0 insertions, 0 deletions