Commit 8f4d8558 authored by Theodore Ts'o's avatar Theodore Ts'o

ext4: fix lazytime optimization

We had a fencepost error in the lazytime optimization which means that
timestamp would get written to the wrong inode.

Cc: stable@vger.kernel.org
Signed-off-by: default avatarTheodore Ts'o <tytso@mit.edu>
parent 5ebe6afa
...@@ -4345,7 +4345,7 @@ static void ext4_update_other_inodes_time(struct super_block *sb, ...@@ -4345,7 +4345,7 @@ static void ext4_update_other_inodes_time(struct super_block *sb,
int inode_size = EXT4_INODE_SIZE(sb); int inode_size = EXT4_INODE_SIZE(sb);
oi.orig_ino = orig_ino; oi.orig_ino = orig_ino;
ino = orig_ino & ~(inodes_per_block - 1); ino = (orig_ino & ~(inodes_per_block - 1)) + 1;
for (i = 0; i < inodes_per_block; i++, ino++, buf += inode_size) { for (i = 0; i < inodes_per_block; i++, ino++, buf += inode_size) {
if (ino == orig_ino) if (ino == orig_ino)
continue; continue;
......
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