Re: [PATCH] rcu: Fixup noinstr warnings

2020-06-03 Thread Paul E. McKenney
On Wed, Jun 03, 2020 at 12:52:06PM +0200, Peter Zijlstra wrote: > On Wed, Jun 03, 2020 at 02:59:32AM -0700, Paul E. McKenney wrote: > > On Wed, Jun 03, 2020 at 10:48:18AM +0200, Peter Zijlstra wrote: > > > On Tue, Jun 02, 2020 at 09:38:53PM +0200, Peter Zijlstra wrote: > > > > > > > That said;

Re: [PATCH] rcu: Fixup noinstr warnings

2020-06-03 Thread Peter Zijlstra
On Wed, Jun 03, 2020 at 02:59:32AM -0700, Paul E. McKenney wrote: > On Wed, Jun 03, 2020 at 10:48:18AM +0200, Peter Zijlstra wrote: > > On Tue, Jun 02, 2020 at 09:38:53PM +0200, Peter Zijlstra wrote: > > > > > That said; noinstr's __no_sanitize combined with atomic_t might be > > > 'interesting',

Re: [PATCH] rcu: Fixup noinstr warnings

2020-06-03 Thread Paul E. McKenney
On Wed, Jun 03, 2020 at 10:48:18AM +0200, Peter Zijlstra wrote: > On Tue, Jun 02, 2020 at 09:38:53PM +0200, Peter Zijlstra wrote: > > > That said; noinstr's __no_sanitize combined with atomic_t might be > > 'interesting', because the regular atomic things have explicit > > annotations in them.

[PATCH] rcu: Fixup noinstr warnings

2020-06-03 Thread Peter Zijlstra
On Tue, Jun 02, 2020 at 09:38:53PM +0200, Peter Zijlstra wrote: > That said; noinstr's __no_sanitize combined with atomic_t might be > 'interesting', because the regular atomic things have explicit > annotations in them. That should give validation warnings for the right > .config, I'll have to