From d459c52ab378cdcd53c57ddcbfd5af648b20a150 Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Thu, 8 Aug 2024 11:15:41 +0200 Subject: [PATCH] fs: remove audit dummy context check Now that we audit later during lookup_open() we can remove the audit dummy context check. This simplifies things a lot. Signed-off-by: Christian Brauner --- fs/namei.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index 08eb9a53beb78..96c79dec71849 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3624,16 +3624,6 @@ static struct dentry *lookup_fast_for_open(struct nameidata *nd, int open_flag) /* Don't bother on an O_EXCL create */ if (open_flag & O_EXCL) return NULL; - - /* - * FIXME: If auditing is enabled, then we'll have to unlazy to - * use the dentry. For now, don't do this, since it shifts - * contention from parent's i_rwsem to its d_lockref spinlock. - * Reconsider this once dentry refcounting handles heavy - * contention better. - */ - if ((nd->flags & LOOKUP_RCU) && !audit_dummy_context()) - return NULL; } if (trailing_slashes(nd)) @@ -3687,7 +3677,7 @@ static const char *open_last_lookups(struct nameidata *nd, bool unlazied; /* can stay in rcuwalk if not auditing */ - if (dentry && audit_dummy_context()) + if (dentry) goto finish_lookup; unlazied = dentry ? try_to_unlazy_next(nd, dentry) : try_to_unlazy(nd); -- 2.50.1