Re: [PATCH] cred: Use RCU primitives to access RCU pointers

Jann Horn
2020-01-28T09:30:49Z

On Tue, Jan 28, 2020 at 8:28 AM Amol Grover <frextrite@gmail.com> wrote:
> task_struct.cred and task_struct.real_cred are annotated by __rcu,

task_struct.cred doesn't actually have RCU semantics though, see
commit d7852fbd0f0423937fa287a598bfde188bb68c22. For task_struct.cred,
it would probably be more correct to remove the __rcu annotation?

> hence use rcu_access_pointer to access them.