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| author | Miao Xie <miaox@cn.fujitsu.com> | 2011-11-10 20:45:05 -0500 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2011-11-10 20:45:05 -0500 |
| commit | 61b520a9d0083b9b361638e456af45fd75150c87 (patch) | |
| tree | 9545d5f0a2e606bef5702437a7c4c3eca9f12db4 /fs | |
| parent | 3254c87618354e58fa2a7b375c6664f567480c33 (diff) | |
| download | op-kernel-dev-61b520a9d0083b9b361638e456af45fd75150c87.zip op-kernel-dev-61b520a9d0083b9b361638e456af45fd75150c87.tar.gz | |
Btrfs: Abstract similar code for btrfs_block_rsv_add{, _noflush}
btrfs_block_rsv_add{, _noflush}() have similar code, so abstract that code.
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 0b044e5..0f47b3e 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -3796,16 +3796,16 @@ void btrfs_free_block_rsv(struct btrfs_root *root, kfree(rsv); } -int btrfs_block_rsv_add(struct btrfs_root *root, - struct btrfs_block_rsv *block_rsv, - u64 num_bytes) +static inline int __block_rsv_add(struct btrfs_root *root, + struct btrfs_block_rsv *block_rsv, + u64 num_bytes, int flush) { int ret; if (num_bytes == 0) return 0; - ret = reserve_metadata_bytes(root, block_rsv, num_bytes, 1); + ret = reserve_metadata_bytes(root, block_rsv, num_bytes, flush); if (!ret) { block_rsv_add_bytes(block_rsv, num_bytes, 1); return 0; @@ -3814,22 +3814,18 @@ int btrfs_block_rsv_add(struct btrfs_root *root, return ret; } +int btrfs_block_rsv_add(struct btrfs_root *root, + struct btrfs_block_rsv *block_rsv, + u64 num_bytes) +{ + return __block_rsv_add(root, block_rsv, num_bytes, 1); +} + int btrfs_block_rsv_add_noflush(struct btrfs_root *root, struct btrfs_block_rsv *block_rsv, u64 num_bytes) { - int ret; - - if (num_bytes == 0) - return 0; - - ret = reserve_metadata_bytes(root, block_rsv, num_bytes, 0); - if (!ret) { - block_rsv_add_bytes(block_rsv, num_bytes, 1); - return 0; - } - - return ret; + return __block_rsv_add(root, block_rsv, num_bytes, 0); } int btrfs_block_rsv_check(struct btrfs_root *root, |
