Re: [PATCH] kernel: fix data race in put_pid

Peter Zijlstra
2015-09-18T13:15:57Z

On Fri, Sep 18, 2015 at 01:44:42PM +0100, Will Deacon wrote:
> On Fri, Sep 18, 2015 at 01:19:20PM +0100, Peter Zijlstra wrote:
> > On Fri, Sep 18, 2015 at 01:56:37PM +0200, Peter Zijlstra wrote:
> > > +#ifndef atomic64_read_ctrl
> > > +static inline int atomic64_read_ctrl(atomic64_t *v)
> > > +{
> > > + int val = atomic64_read(v);
> >
> > Duh
> >
> > long long...
>
> ...and atomic_long_read_ctrl, too?

+ATOMIC_LONG_READ_OP(_ctrl)

done.