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| author | Joerg Roedel <jroedel@suse.de> | 2022-05-20 12:26:49 +0200 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2022-05-20 12:26:49 +0200 |
| commit | b11deb2f250fbf841e578e0f3bea3993fdedd0f7 (patch) | |
| tree | da72b24f9948f4d5630529819b546e514a87aa61 /fs/btrfs/dev-replace.c | |
| parent | e3b9bf145cb6a0c0ffa106d5a78029c7c3e94ef7 (diff) | |
| parent | 42226c989789d8da4af1de0c31070c96726d990c (diff) | |
Merge tag 'v5.18-rc7' into arm/smmu
Linux 5.18-rc7
Diffstat (limited to 'fs/btrfs/dev-replace.c')
| -rw-r--r-- | fs/btrfs/dev-replace.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index 71fd99b48283..f26202621989 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -734,7 +734,12 @@ static int btrfs_dev_replace_start(struct btrfs_fs_info *fs_info, btrfs_wait_ordered_roots(fs_info, U64_MAX, 0, (u64)-1); - /* Commit dev_replace state and reserve 1 item for it. */ + /* + * Commit dev_replace state and reserve 1 item for it. + * This is crucial to ensure we won't miss copying extents for new block + * groups that are allocated after we started the device replace, and + * must be done after setting up the device replace state. + */ trans = btrfs_start_transaction(root, 1); if (IS_ERR(trans)) { ret = PTR_ERR(trans); |