On Thu, Nov 16, 2017 at 04:27:07PM +0000, Mathieu Desnoyers wrote:
> ----- On Nov 16, 2017, at 11:18 AM, Peter Zijlstra peterz@xxxxxxxxxxxxx wrote:
>
> > On Tue, Nov 14, 2017 at 03:03:51PM -0500, Mathieu Desnoyers wrote:
> >> @@ -977,6 +978,13 @@ struct task_struct {
> >> unsigned long numa_pages_migrated;
> >> #endif /* CONFIG_NUMA_BALANCING */
> >>
> >> +#ifdef CONFIG_RSEQ
> >> + struct rseq __user *rseq;
> >> + u32 rseq_len;
> >> + u32 rseq_sig;
> >> + bool rseq_preempt, rseq_signal, rseq_migrate;
> >
> > No bool please. Use something that has a defined size in ILP32/LP64.
> > _Bool makes it absolutely impossible to speculate on structure layout
> > across architectures.
>
> I should as well make all those a bitmask within a "u32 rseq_event_mask" then,
> sounds fair ?
Sure, whatever works and isn't _Bool ;-)
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