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| author | Stefan Behrens <sbehrens@giantdisaster.de> | 2012-11-06 13:15:27 +0100 |
|---|---|---|
| committer | Josef Bacik <jbacik@fusionio.com> | 2012-12-12 17:15:42 -0500 |
| commit | 8dabb7420f014ab0f9f04afae8ae046c0f48b270 (patch) | |
| tree | 6342f353ac71003d749a776dd6dc6a18b1bd959b /fs/btrfs/scrub.c | |
| parent | e93c89c1aaaaaec3487c4c18dd02360371790722 (diff) | |
| download | op-kernel-dev-8dabb7420f014ab0f9f04afae8ae046c0f48b270.zip op-kernel-dev-8dabb7420f014ab0f9f04afae8ae046c0f48b270.tar.gz | |
Btrfs: change core code of btrfs to support the device replace operations
This commit contains all the essential changes to the core code
of Btrfs for support of the device replace procedure.
Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/scrub.c')
| -rw-r--r-- | fs/btrfs/scrub.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index 61157a2..30cbf69 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -2843,12 +2843,17 @@ int btrfs_scrub_dev(struct btrfs_fs_info *fs_info, u64 devid, u64 start, return -EIO; } - if (dev->scrub_device) { + btrfs_dev_replace_lock(&fs_info->dev_replace); + if (dev->scrub_device || + (!is_dev_replace && + btrfs_dev_replace_is_ongoing(&fs_info->dev_replace))) { + btrfs_dev_replace_unlock(&fs_info->dev_replace); mutex_unlock(&fs_info->scrub_lock); mutex_unlock(&fs_info->fs_devices->device_list_mutex); scrub_workers_put(fs_info); return -EINPROGRESS; } + btrfs_dev_replace_unlock(&fs_info->dev_replace); sctx = scrub_setup_ctx(dev, is_dev_replace); if (IS_ERR(sctx)) { mutex_unlock(&fs_info->scrub_lock); |
