diff options
| -rw-r--r-- | fs/inode.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/inode.c b/fs/inode.c index 006c85ca06e..74d7c20fac8 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -1542,9 +1542,11 @@ void touch_atime(struct path *path) if (timespec_equal(&inode->i_atime, &now)) return; - if (mnt_want_write(mnt)) + if (!sb_start_write_trylock(inode->i_sb)) return; + if (__mnt_want_write(mnt)) + goto skip_update; /* * File systems can error out when updating inodes if they need to * allocate new space to modify an inode (such is the case for @@ -1553,7 +1555,9 @@ void touch_atime(struct path *path) * so just ignore the return value. */ update_time(inode, &now, S_ATIME); - mnt_drop_write(mnt); + __mnt_drop_write(mnt); +skip_update: + sb_end_write(inode->i_sb); } EXPORT_SYMBOL(touch_atime); |