diff options
Diffstat (limited to 'fs/btrfs/volumes.c')
| -rw-r--r-- | fs/btrfs/volumes.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index f08210e83339..98b4067017ff 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -2221,6 +2221,23 @@ static int chunk_vrange_filter(struct extent_buffer *leaf, return 1; } +static int chunk_soft_convert_filter(u64 chunk_profile, + struct btrfs_balance_args *bargs) +{ + if (!(bargs->flags & BTRFS_BALANCE_ARGS_CONVERT)) + return 0; + + chunk_profile &= BTRFS_BLOCK_GROUP_PROFILE_MASK; + + if (chunk_profile == 0) + chunk_profile = BTRFS_AVAIL_ALLOC_BIT_SINGLE; + + if (bargs->target & chunk_profile) + return 1; + + return 0; +} + static int should_balance_chunk(struct btrfs_root *root, struct extent_buffer *leaf, struct btrfs_chunk *chunk, u64 chunk_offset) @@ -2272,6 +2289,12 @@ static int should_balance_chunk(struct btrfs_root *root, return 0; } + /* soft profile changing mode */ + if ((bargs->flags & BTRFS_BALANCE_ARGS_SOFT) && + chunk_soft_convert_filter(chunk_type, bargs)) { + return 0; + } + return 1; } |