| Date | Wed, 15 Sep 2021 15:49:26 -0000 | From | "tip-bot2 for Peter Zijlstra" <> | Subject | [tip: objtool/core] locking/lockdep: Avoid RCU-induced noinstr fail |
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The following commit has been merged into the objtool/core branch of tip:
Commit-ID: ce0b9c805dd66d5e49fd53ec5415ae398f4c56e6 Gitweb: https://git.kernel.org/tip/ce0b9c805dd66d5e49fd53ec5415ae398f4c56e6 Author: Peter Zijlstra <peterz@infradead.org> AuthorDate: Thu, 24 Jun 2021 11:41:10 +02:00 Committer: Peter Zijlstra <peterz@infradead.org> CommitterDate: Wed, 15 Sep 2021 15:51:47 +02:00
locking/lockdep: Avoid RCU-induced noinstr fail
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 --- kernel/locking/lockdep.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index bf1c00c..8a50967 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -888,7 +888,7 @@ 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
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