Messages in this thread Patch in this message | | | Date | Thu, 19 Nov 2020 13:49:34 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH] rcu: kasan: record and print kvfree_call_rcu call stack |
| |
On Wed, Nov 18, 2020 at 11:53:09AM +0800, qiang.zhang@windriver.com wrote: > From: Zqiang <qiang.zhang@windriver.com> > > Add kasan_record_aux_stack function for kvfree_call_rcu function to > record call stacks. > > Signed-off-by: Zqiang <qiang.zhang@windriver.com>
Thank you, but this does not apply on the "dev" branch of the -rcu tree. See file:///home/git/kernel.org/rcutodo.html for more info.
Adding others on CC who might have feedback on the general approach.
Thanx, Paul
> --- > kernel/rcu/tree.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c > index da3414522285..a252b2f0208d 100644 > --- a/kernel/rcu/tree.c > +++ b/kernel/rcu/tree.c > @@ -3506,7 +3506,7 @@ void kvfree_call_rcu(struct rcu_head *head, rcu_callback_t func) > success = true; > goto unlock_return; > } > - > + kasan_record_aux_stack(ptr); > success = kvfree_call_rcu_add_ptr_to_bulk(krcp, ptr); > if (!success) { > run_page_cache_worker(krcp); > -- > 2.17.1 >
| |