On Wed, 28 Nov 2018 at 17:41, Peter Zijlstra wrote:
>
> On Wed, Nov 28, 2018 at 04:35:42PM +0100, Ard Biesheuvel wrote:
> > On Tue, 27 Nov 2018 at 20:44, Will Deacon wrote:
> > >
> > > The asm-generic/preempt.h implementation doesn't make use of the
> > > PREEMPT_NEED_RESCHED flag, since this
On Wed, 28 Nov 2018 at 17:41, Peter Zijlstra wrote:
>
> On Wed, Nov 28, 2018 at 04:35:42PM +0100, Ard Biesheuvel wrote:
> > On Tue, 27 Nov 2018 at 20:44, Will Deacon wrote:
> > >
> > > The asm-generic/preempt.h implementation doesn't make use of the
> > > PREEMPT_NEED_RESCHED flag, since this
On Wed, Nov 28, 2018 at 04:35:42PM +0100, Ard Biesheuvel wrote:
> On Tue, 27 Nov 2018 at 20:44, Will Deacon wrote:
> >
> > The asm-generic/preempt.h implementation doesn't make use of the
> > PREEMPT_NEED_RESCHED flag, since this can interact badly with load/store
> > architectures which rely on
On Wed, Nov 28, 2018 at 04:35:42PM +0100, Ard Biesheuvel wrote:
> On Tue, 27 Nov 2018 at 20:44, Will Deacon wrote:
> >
> > The asm-generic/preempt.h implementation doesn't make use of the
> > PREEMPT_NEED_RESCHED flag, since this can interact badly with load/store
> > architectures which rely on
On Tue, 27 Nov 2018 at 20:44, Will Deacon wrote:
>
> The asm-generic/preempt.h implementation doesn't make use of the
> PREEMPT_NEED_RESCHED flag, since this can interact badly with load/store
> architectures which rely on the preempt_count word being unchanged across
> an interrupt.
>
> However,
On Tue, 27 Nov 2018 at 20:44, Will Deacon wrote:
>
> The asm-generic/preempt.h implementation doesn't make use of the
> PREEMPT_NEED_RESCHED flag, since this can interact badly with load/store
> architectures which rely on the preempt_count word being unchanged across
> an interrupt.
>
> However,
6 matches
Mail list logo