Re: fix rcu annotations noise in cred.h

David Howells
2011-08-08T08:18:38Z

Al Viro <viro@ZenIV.linux.org.uk> wrote:

> #define current_cred() \
> - (current->cred)
> + (*(__force struct cred **)&current->cred)

No. You've cast away the const. Please don't do that.

Paul: isn't there some better way of doing this using an RCU wrapper macro?

#define current_cred() \
rcu_dereference_protected(current->cred, 1)

Perhaps?

David