From: Peter Zijlstra peterz@infradead.org
stable inclusion from stable-5.10.80 commit 28118dcc871e4b015c6537488374b1a4bbffb6d4 bugzilla: 185821 https://gitee.com/openeuler/kernel/issues/I4L7CG
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ 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 Signed-off-by: Chen Jun chenjun102@huawei.com Reviewed-by: Weilong Chen chenweilong@huawei.com Acked-by: Weilong Chen chenweilong@huawei.com
Signed-off-by: Chen Jun chenjun102@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- 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 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