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authorPeter Zijlstra <peterz@infradead.org>2021-06-24 11:41:10 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-11-18 14:03:53 +0100
commit28118dcc871e4b015c6537488374b1a4bbffb6d4 (patch)
tree414c34d980fe7486c7e1ce4a491aeef9aa0d4190 /kernel
parentb92a5df2c7adc79a57481445f67de0c1c716581f (diff)
locking/lockdep: Avoid RCU-induced noinstr fail
[ Upstream commit ce0b9c805dd66d5e49fd53ec5415ae398f4c56e6 ] vmlinux.o: warning: objtool: look_up_lock_class()+0xc7: call to rcu_read_lock_any_held() leaves .noinstr.text section Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lore.kernel.org/r/20210624095148.311980536@infradead.org Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/locking/lockdep.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index 5184f6896815..282332914350 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -887,7 +887,7 @@ look_up_lock_class(const struct lockdep_map *lock, unsigned int subclass)
if (DEBUG_LOCKS_WARN_ON(!irqs_disabled()))
return NULL;
- hlist_for_each_entry_rcu(class, hash_head, hash_entry) {
+ hlist_for_each_entry_rcu_notrace(class, hash_head, hash_entry) {
if (class->key == key) {
/*
* Huh! same key, different name? Did someone trample