generic_acl_set didn't update the ctime of the file when its permission was
changed.
Steps to reproduce:
# touch aaa
# stat -c %Z aaa
1275289822
# setfacl -m 'u::x,g::x,o::x' aaa
# stat -c %Z aaa
1275289822 <- unchanged
But, according to the spec of the ctime, vfs must update it.
Port of ext3 patch by Miao Xie <miaox@xxxxxxxxxxxxxx>.
CC: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Jan Kara <jack@xxxxxxx>
---
fs/generic_acl.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/fs/generic_acl.c b/fs/generic_acl.c
index 99800e5..6bc9e3a 100644
--- a/fs/generic_acl.c
+++ b/fs/generic_acl.c
@@ -94,6 +94,7 @@ generic_acl_set(struct dentry *dentry, const char *name, const void *value,
if (error < 0)
goto failed;
inode->i_mode = mode;
+ inode->i_ctime = CURRENT_TIME;
if (error == 0) {
posix_acl_release(acl);
acl = NULL;
--
1.6.4.2
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