f2fs: don't need to get f2fs_lock_op for the inline_data test

This patch locates checking the inline_data prior to calling f2fs_lock_op()
in truncate_blocks(), since getting the lock is unnecessary.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

1 files changed, 4 insertions, 5 deletions

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index dd80e725acb6..7ef2d6af24ce 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -261,14 +261,14 @@ static int truncate_blocks(struct inode *inode, u64 from)
 
         trace_f2fs_truncate_blocks_enter(inode, from);
 
+        if (f2fs_has_inline_data(inode))
+                goto done;
+
         free_from = (pgoff_t)
                         ((from + blocksize - 1) >> (sbi->log_blocksize));
 
         f2fs_lock_op(sbi);
 
-        if (f2fs_has_inline_data(inode))
-                goto done;
-
         set_new_dnode(&dn, inode, NULL, NULL, 0);
         err = get_dnode_of_data(&dn, free_from, LOOKUP_NODE);
         if (err) {
@@ -295,9 +295,8 @@ static int truncate_blocks(struct inode *inode, u64 from)
         f2fs_put_dnode(&dn);
 free_next:
         err = truncate_inode_blocks(inode, free_from);
-done:
         f2fs_unlock_op(sbi);
-
+done:
         /* lastly zero out the first data page */
         truncate_partial_data_page(inode, from);