On Thu Nov 10, 2022 at 10:44 AM AEST, Jordan Niethe wrote:
> On Thu, 2022-07-28 at 16:31 +1000, Nicholas Piggin wrote:
> [resend as utf-8, not utf-7]
> > Provide an option that holds off queueing indefinitely while the lock
> > owner is preempted. This could reduce queueing latencies for very
> > o
On Thu, 2022-07-28 at 16:31 +1000, Nicholas Piggin wrote:
[resend as utf-8, not utf-7]
> Provide an option that holds off queueing indefinitely while the lock
> owner is preempted. This could reduce queueing latencies for very
> overcommitted vcpu situations.
>
> This is disabled by default.
> ---
On Fri Sep 23, 2022 at 1:02 AM AEST, Laurent Dufour wrote:
> On 28/07/2022 08:31:19, Nicholas Piggin wrote:
> > Provide an option that holds off queueing indefinitely while the lock
> > owner is preempted. This could reduce queueing latencies for very
> > overcommitted vcpu situations.
> >
> > Thi
On 28/07/2022 08:31:19, Nicholas Piggin wrote:
> Provide an option that holds off queueing indefinitely while the lock
> owner is preempted. This could reduce queueing latencies for very
> overcommitted vcpu situations.
>
> This is disabled by default.
Hi Nick,
I should have missed something her
On Thu, 2022-07-28 at 16:31 +1000, Nicholas Piggin wrote:
> Provide an option that holds off queueing indefinitely while the lock
> owner is preempted. This could reduce queueing latencies for very
> overcommitted vcpu situations.
>
> This is disabled by default.
> ---
> arch/powerpc/lib/qspinloc
Provide an option that holds off queueing indefinitely while the lock
owner is preempted. This could reduce queueing latencies for very
overcommitted vcpu situations.
This is disabled by default.
---
arch/powerpc/lib/qspinlock.c | 91 +++-
1 file changed, 79 insert