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authorJaegeuk Kim <jaegeuk@kernel.org>2016-09-06 13:31:56 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2016-09-07 18:53:50 -0700
commit68f313935fb205822ed1f923f7833639f3c78573 (patch)
treee6c040551f799bc84760ef71b01b3339c9be3932 /fs/f2fs
parent7732c26ac3925e2aebfa84e14673240201ddc9de (diff)
f2fs: no need to make zeros beyond i_size
We don't need to make zeros beyond i_size, since we already wrote that through NEW_ADDR case. Reported-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/data.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 7c8e219f93dc..8ffb480935b3 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1647,15 +1647,6 @@ repeat:
if (PageUptodate(page))
goto out_clear;
- if ((pos & PAGE_MASK) >= i_size_read(inode)) {
- unsigned start = pos & (PAGE_SIZE - 1);
- unsigned end = start + len;
-
- /* Reading beyond i_size is simple: memset to zero */
- zero_user_segments(page, 0, start, end, PAGE_SIZE);
- goto out_update;
- }
-
if (blkaddr == NEW_ADDR) {
zero_user_segment(page, 0, PAGE_SIZE);
} else {