f2fs: adjust unlock order for cleanup

This patch adjusts unlock order of .i_mmap_sem and .i_gc_rwsem for
cleanup.

Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index ab4ea2d..cc20808 100644 (file)
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -3497,8 +3497,8 @@ static int f2fs_release_compress_blocks(struct file *filp, unsigned long arg)
                released_blocks += ret;
        }
 
-       up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
        up_write(&F2FS_I(inode)->i_mmap_sem);
+       up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
 out:
        inode_unlock(inode);
 
@@ -3650,8 +3650,8 @@ static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg)
                reserved_blocks += ret;
        }
 
-       up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
        up_write(&F2FS_I(inode)->i_mmap_sem);
+       up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
 
        if (ret >= 0) {
                clear_inode_flag(inode, FI_COMPRESS_RELEASED);