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From: David Marchand <david.marchand@redhat.com>
Date: Thu, 14 Feb 2019 18:45:32 +0100
Message-ID: <CAJFAV8wYLDCR_NL4gByXy5SjAbctedDZ-LBDyq=FK06wji2a5A@mail.gmail.com>
To: "Burakov, Anatoly" <anatoly.burakov@intel.com>
Cc: dev@dpdk.org, Olivier Matz <olivier.matz@6wind.com>, 
 Kevin Traynor <ktraynor@redhat.com>, dpdk stable <stable@dpdk.org>
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Subject: Re: [dpdk-stable] [PATCH v2 1/2] eal: fix potential incorrect
	pinning for ctrl threads
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On Thu, Feb 14, 2019 at 5:12 PM Burakov, Anatoly <anatoly.burakov@intel.com>
wrote:

> On 14-Feb-19 1:30 PM, David Marchand wrote:
> > pthread_setaffinity_np returns a >0 value on error.
> > We could end up letting the ctrl threads on the current process cpu
> > affinity.
> >
> > Fixes: d651ee4919cd ("eal: set affinity for control threads")
> > Signed-off-by: David Marchand <david.marchand@redhat.com>
> > ---
> >   lib/librte_eal/common/eal_common_thread.c | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/lib/librte_eal/common/eal_common_thread.c
> b/lib/librte_eal/common/eal_common_thread.c
> > index 48ef4d6..a3985ce 100644
> > --- a/lib/librte_eal/common/eal_common_thread.c
> > +++ b/lib/librte_eal/common/eal_common_thread.c
> > @@ -209,7 +209,7 @@ static void *rte_thread_init(void *arg)
> >               CPU_SET(rte_get_master_lcore(), &cpuset);
> >
> >       ret = pthread_setaffinity_np(*thread, sizeof(cpuset), &cpuset);
> > -     if (ret < 0)
> > +     if (ret)
> >               goto fail;
> >
> >       ret = pthread_barrier_wait(&params->configured);
> >
>
> CC: stable?
>

Yes, I again forgot to check with check-git-log.sh...


-- 
David Marchand