From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: riel@redhat.com, linux-mm@kvack.org, paulus@samba.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
linuxppc-dev@lists.ozlabs.org, mgorman@suse.de
Subject: Re: [PATCH V2 0/3] powerpc: Fix random application crashes with NUMA_BALANCING enabled
Date: Fri, 14 Feb 2014 16:41:41 +1100 [thread overview]
Message-ID: <1392356501.3835.217.camel@pasglop> (raw)
In-Reply-To: <20140213150639.2b9124797ac4975b6119f6f0@linux-foundation.org>
On Thu, 2014-02-13 at 15:06 -0800, Andrew Morton wrote:
> On Wed, 12 Feb 2014 09:13:35 +0530 "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> wrote:
>
> > Hello,
> >
> > This patch series fix random application crashes observed on ppc64 with numa
> > balancing enabled. Without the patch we see crashes like
> >
> > anacron[14551]: unhandled signal 11 at 0000000000000041 nip 000000003cfd54b4 lr 000000003cfd5464 code 30001
> > anacron[14599]: unhandled signal 11 at 0000000000000041 nip 000000003efc54b4 lr 000000003efc5464 code 30001
> >
>
> Random application crashes are bad. Which kernel version(s) do you think
> need fixing here?
>
> I grabbed the patches but would like to hear from Ben (or something
> approximating him) before doing anything with them, please.
Ah good. Did you grab v2 ? v1 had a compile breakage. I was about to
send them to Linus today as well but then got distracted by a sick
child, so I'm happy for you to pick them up and send them to the
boss :-)
Cheers,
Ben.
prev parent reply other threads:[~2014-02-14 5:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-12 3:43 [PATCH V2 0/3] powerpc: Fix random application crashes with NUMA_BALANCING enabled Aneesh Kumar K.V
2014-02-12 3:43 ` [PATCH V2 1/3] powerpc: mm: Add new set flag argument to pte/pmd update function Aneesh Kumar K.V
2014-02-12 3:43 ` [PATCH V2 2/3] mm: dirty accountable change only apply to non prot numa case Aneesh Kumar K.V
2014-02-12 3:43 ` [PATCH V2 3/3] mm: Use ptep/pmdp_set_numa for updating _PAGE_NUMA bit Aneesh Kumar K.V
2014-02-13 23:06 ` [PATCH V2 0/3] powerpc: Fix random application crashes with NUMA_BALANCING enabled Andrew Morton
2014-02-14 5:31 ` Aneesh Kumar K.V
2014-02-14 5:41 ` Benjamin Herrenschmidt [this message]
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