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| author | Liu Bo <bo.li.liu@oracle.com> | 2016-05-14 02:06:59 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2016-05-25 19:53:51 +0200 |
| commit | 1c8b5b6e8b570a8038fa42cf9e7c23782bd4882c (patch) | |
| tree | dcf4a5e8e19dbe95e21d207505372e56ce1eff7b /fs | |
| parent | Merge branch 'for-chris-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff) | |
| download | linux-1c8b5b6e8b570a8038fa42cf9e7c23782bd4882c.tar.xz linux-1c8b5b6e8b570a8038fa42cf9e7c23782bd4882c.zip | |
Btrfs: free sys_array eb as soon as possible
While reading sys_chunk_array in superblock, btrfs creates a temporary
extent buffer. Since we don't use it after finishing reading
sys_chunk_array, we don't need to keep it in memory.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/volumes.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index e0290303bb35..fd3e8280b549 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -6630,13 +6630,13 @@ int btrfs_read_sys_array(struct btrfs_root *root) sb_array_offset += len; cur_offset += len; } - free_extent_buffer(sb); + free_extent_buffer_stale(sb); return ret; out_short_read: printk(KERN_ERR "BTRFS: sys_array too short to read %u bytes at offset %u\n", len, cur_offset); - free_extent_buffer(sb); + free_extent_buffer_stale(sb); return -EIO; } |