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author | Ilya Dryomov <idryomov@gmail.com> | 2012-01-16 22:04:49 +0200 |
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committer | Ilya Dryomov <idryomov@gmail.com> | 2012-01-16 22:04:49 +0200 |
commit | a7e99c691af553fc15ac46a51f130b7c59a65f76 (patch) | |
tree | 55491f285683951d509819a66e614ac6f12659dd /fs/btrfs/disk-io.c | |
parent | 837d5b6e46d1a4af5b6cc8f2fe83cb5de79a2961 (diff) | |
download | op-kernel-dev-a7e99c691af553fc15ac46a51f130b7c59a65f76.zip op-kernel-dev-a7e99c691af553fc15ac46a51f130b7c59a65f76.tar.gz |
Btrfs: allow for canceling restriper
Implement an ioctl for canceling restriper. Currently we wait until
relocation of the current block group is finished, in future this can be
done by triggering a commit. Balance item is deleted and no memory
about the interrupted balance is kept.
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r-- | fs/btrfs/disk-io.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 8ce8374..c23b82d 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2006,6 +2006,7 @@ struct btrfs_root *open_ctree(struct super_block *sb, mutex_init(&fs_info->balance_mutex); atomic_set(&fs_info->balance_running, 0); atomic_set(&fs_info->balance_pause_req, 0); + atomic_set(&fs_info->balance_cancel_req, 0); fs_info->balance_ctl = NULL; init_waitqueue_head(&fs_info->balance_wait_q); |