Add a sched_yield() syscall if the thread spins for too long, waiting other
thread to finish its operations on the ring.
That gives pre-empted thread a chance to proceed and finish with ring
enqnue/dequeue operation.
The purpose is to reduce contention on the ring. By ring_perf_test, it doesn't
On Thu, Feb 12, 2015 at 01:08:43PM +, Ananyev, Konstantin wrote:
>
>
> > -Original Message-
> > From: Liang, Cunming
> > Sent: Thursday, February 12, 2015 1:05 PM
> > To: Olivier MATZ; dev at dpdk.org
> > Cc: Ananyev, Konstantin
> > Subject: RE: [PATCH v5 18/19] ring: add sched_yield
> -Original Message-
> From: Liang, Cunming
> Sent: Thursday, February 12, 2015 1:05 PM
> To: Olivier MATZ; dev at dpdk.org
> Cc: Ananyev, Konstantin
> Subject: RE: [PATCH v5 18/19] ring: add sched_yield to avoid spin forever
>
> Hi,
>
> > -Original Message-
> > From: Olivier MA
Hi,
> -Original Message-
> From: Olivier MATZ [mailto:olivier.matz at 6wind.com]
> Sent: Thursday, February 12, 2015 7:16 PM
> To: Liang, Cunming; dev at dpdk.org
> Cc: Ananyev, Konstantin
> Subject: Re: [PATCH v5 18/19] ring: add sched_yield to avoid spin forever
>
> Hi,
>
> On 02/12/20
Hi,
On 02/12/2015 09:16 AM, Cunming Liang wrote:
> Add a sched_yield() syscall if the thread spins for too long, waiting other
> thread to finish its operations on the ring.
> That gives pre-empted thread a chance to proceed and finish with ring
> enqnue/dequeue operation.
> The purpose is to re
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