f2fs: remove unneeded code in punch_hole

Because FALLOC_FL_PUNCH_HOLE flag must be ORed with FALLOC_FL_KEEP_SIZE
in fallocate, so we could remove the useless 'keep size' branch code which
will never be excuted in punch_hole.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Fan Li <fanofcode.li@samsung.com>
[Jaegeuk Kim: remove an unnecessary parameter togather]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 1cd8e44b637f323ed4e60ee268730987d2e696ef..2b47adcd852ac4914898350b36f8b1ce7022a534 100644 (file)
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -444,7 +444,7 @@ int truncate_hole(struct inode *inode, pgoff_t pg_start, pgoff_t pg_end)
        return 0;
 }
 
-static int punch_hole(struct inode *inode, loff_t offset, loff_t len, int mode)
+static int punch_hole(struct inode *inode, loff_t offset, loff_t len)
 {
        pgoff_t pg_start, pg_end;
        loff_t off_start, off_end;
@@ -484,12 +484,6 @@ static int punch_hole(struct inode *inode, loff_t offset, loff_t len, int mode)
                }
        }
 
-       if (!(mode & FALLOC_FL_KEEP_SIZE) &&
-               i_size_read(inode) <= (offset + len)) {
-               i_size_write(inode, offset);
-               mark_inode_dirty(inode);
-       }
-
        return ret;
 }
 
@@ -552,7 +546,7 @@ static long f2fs_fallocate(struct file *file, int mode,
                return -EOPNOTSUPP;
 
        if (mode & FALLOC_FL_PUNCH_HOLE)
-               ret = punch_hole(inode, offset, len, mode);
+               ret = punch_hole(inode, offset, len);
        else
                ret = expand_inode_data(inode, offset, len, mode);