The context can't be switched in rcu critical sections.
Cc: NeilBrown <neilb@xxxxxxx>
Cci: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Fixes: 26c59f88c223 ("VFS/namei: make the use of touch_atime() in get_link() RCU-safe.")
Signed-off-by: Andrey Vagin <avagin@xxxxxxxxxx>
---
fs/namei.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c
index f884ddd..0ef3c79 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -967,14 +967,13 @@ const char *get_link(struct nameidata *nd)
if (!(nd->flags & LOOKUP_RCU)) {
touch_atime(&last->link);
+ _cond_resched();
} else if (atime_needs_update(&last->link, inode)) {
if (unlikely(unlazy_walk(nd, NULL, 0)))
return ERR_PTR(-ECHILD);
touch_atime(&last->link);
}
- _cond_resched();
-
error = security_inode_follow_link(dentry, inode,
nd->flags & LOOKUP_RCU);
if (unlikely(error))
--
2.1.0
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