From: Mel Gorman <mgorman@suse.de>
To: Sasha Levin <sasha.levin@oracle.com>
Cc: Rik van Riel <riel@redhat.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Hugh Dickins <hughd@google.com>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>, Ingo Molnar <mingo@redhat.com>,
Paul Mackerras <paulus@samba.org>,
Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
Dave Jones <davej@redhat.com>,
LinuxPPC-dev <linuxppc-dev@lists.ozlabs.org>,
Kirill Shutemov <kirill.shutemov@linux.intel.com>
Subject: Re: [PATCH 0/10] Replace _PAGE_NUMA with PAGE_NONE protections v2
Date: Fri, 21 Nov 2014 09:31:41 +0000 [thread overview]
Message-ID: <20141121093141.GU2725@suse.de> (raw)
In-Reply-To: <546E6221.5000409@oracle.com>
On Thu, Nov 20, 2014 at 04:50:25PM -0500, Sasha Levin wrote:
> On 11/20/2014 05:19 AM, Mel Gorman wrote:
> > V1 failed while running under kvm-tools very quickly and a second report
> > indicated that it happens on bare metal as well. This version survived
> > an overnight run of trinity running under kvm-tools here but verification
> > from Sasha would be appreciated.
>
> Hi Mel,
>
> I tried giving it a spin, but it won't apply at all on the latest -mm
> tree:
>
> $ git am -3 numa/*
> Applying: mm: numa: Do not dereference pmd outside of the lock during NUMA hinting fault
> Applying: mm: Add p[te|md] protnone helpers for use by NUMA balancing
> Applying: mm: Convert p[te|md]_numa users to p[te|md]_protnone_numa
> fatal: sha1 information is lacking or useless (mm/huge_memory.c).
> Repository lacks necessary blobs to fall back on 3-way merge.
> Cannot fall back to three-way merge.
>
> Did I miss a prerequisite?
>
No. V2 was still against 3.18-rc4 as that was what I had vanilla kernel
test data for. V3 will be against latest mmotm.
--
Mel Gorman
SUSE Labs
WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@suse.de>
To: Sasha Levin <sasha.levin@oracle.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>,
LinuxPPC-dev <linuxppc-dev@lists.ozlabs.org>,
Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
Hugh Dickins <hughd@google.com>, Dave Jones <davej@redhat.com>,
Rik van Riel <riel@redhat.com>, Ingo Molnar <mingo@redhat.com>,
Kirill Shutemov <kirill.shutemov@linux.intel.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH 0/10] Replace _PAGE_NUMA with PAGE_NONE protections v2
Date: Fri, 21 Nov 2014 09:31:41 +0000 [thread overview]
Message-ID: <20141121093141.GU2725@suse.de> (raw)
In-Reply-To: <546E6221.5000409@oracle.com>
On Thu, Nov 20, 2014 at 04:50:25PM -0500, Sasha Levin wrote:
> On 11/20/2014 05:19 AM, Mel Gorman wrote:
> > V1 failed while running under kvm-tools very quickly and a second report
> > indicated that it happens on bare metal as well. This version survived
> > an overnight run of trinity running under kvm-tools here but verification
> > from Sasha would be appreciated.
>
> Hi Mel,
>
> I tried giving it a spin, but it won't apply at all on the latest -mm
> tree:
>
> $ git am -3 numa/*
> Applying: mm: numa: Do not dereference pmd outside of the lock during NUMA hinting fault
> Applying: mm: Add p[te|md] protnone helpers for use by NUMA balancing
> Applying: mm: Convert p[te|md]_numa users to p[te|md]_protnone_numa
> fatal: sha1 information is lacking or useless (mm/huge_memory.c).
> Repository lacks necessary blobs to fall back on 3-way merge.
> Cannot fall back to three-way merge.
>
> Did I miss a prerequisite?
>
No. V2 was still against 3.18-rc4 as that was what I had vanilla kernel
test data for. V3 will be against latest mmotm.
--
Mel Gorman
SUSE Labs
--
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WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@suse.de>
To: Sasha Levin <sasha.levin@oracle.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>,
LinuxPPC-dev <linuxppc-dev@lists.ozlabs.org>,
Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
Hugh Dickins <hughd@google.com>, Dave Jones <davej@redhat.com>,
Rik van Riel <riel@redhat.com>, Ingo Molnar <mingo@redhat.com>,
Kirill Shutemov <kirill.shutemov@linux.intel.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH 0/10] Replace _PAGE_NUMA with PAGE_NONE protections v2
Date: Fri, 21 Nov 2014 09:31:41 +0000 [thread overview]
Message-ID: <20141121093141.GU2725@suse.de> (raw)
In-Reply-To: <546E6221.5000409@oracle.com>
On Thu, Nov 20, 2014 at 04:50:25PM -0500, Sasha Levin wrote:
> On 11/20/2014 05:19 AM, Mel Gorman wrote:
> > V1 failed while running under kvm-tools very quickly and a second report
> > indicated that it happens on bare metal as well. This version survived
> > an overnight run of trinity running under kvm-tools here but verification
> > from Sasha would be appreciated.
>
> Hi Mel,
>
> I tried giving it a spin, but it won't apply at all on the latest -mm
> tree:
>
> $ git am -3 numa/*
> Applying: mm: numa: Do not dereference pmd outside of the lock during NUMA hinting fault
> Applying: mm: Add p[te|md] protnone helpers for use by NUMA balancing
> Applying: mm: Convert p[te|md]_numa users to p[te|md]_protnone_numa
> fatal: sha1 information is lacking or useless (mm/huge_memory.c).
> Repository lacks necessary blobs to fall back on 3-way merge.
> Cannot fall back to three-way merge.
>
> Did I miss a prerequisite?
>
No. V2 was still against 3.18-rc4 as that was what I had vanilla kernel
test data for. V3 will be against latest mmotm.
--
Mel Gorman
SUSE Labs
next prev parent reply other threads:[~2014-11-21 9:31 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-20 10:19 [PATCH 0/10] Replace _PAGE_NUMA with PAGE_NONE protections v2 Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 01/10] mm: numa: Do not dereference pmd outside of the lock during NUMA hinting fault Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 02/10] mm: Add p[te|md] protnone helpers for use by NUMA balancing Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 19:54 ` Linus Torvalds
2014-11-20 19:54 ` Linus Torvalds
2014-11-20 19:54 ` Linus Torvalds
2014-11-21 9:35 ` Mel Gorman
2014-11-21 9:35 ` Mel Gorman
2014-11-21 9:35 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 03/10] mm: Convert p[te|md]_numa users to p[te|md]_protnone_numa Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:38 ` David Laight
2014-11-20 10:38 ` David Laight
2014-11-20 10:38 ` David Laight
2014-11-20 10:47 ` Mel Gorman
2014-11-20 10:47 ` Mel Gorman
2014-11-20 10:47 ` Mel Gorman
2014-11-21 5:28 ` Aneesh Kumar K.V
2014-11-21 5:28 ` Aneesh Kumar K.V
2014-11-21 5:28 ` Aneesh Kumar K.V
2014-11-20 10:19 ` [PATCH 04/10] ppc64: Add paranoid warnings for unexpected DSISR_PROTFAULT Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 05/10] mm: Convert p[te|md]_mknonnuma and remaining page table manipulations Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 06/10] mm: Remove remaining references to NUMA hinting bits and helpers Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 07/10] mm: numa: Do not trap faults on the huge zero page Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 08/10] x86: mm: Restore original pte_special check Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 09/10] mm: numa: Add paranoid check around pte_protnone_numa Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` [PATCH 10/10] mm: numa: Avoid unnecessary TLB flushes when setting NUMA hinting entries Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 10:19 ` Mel Gorman
2014-11-20 21:50 ` [PATCH 0/10] Replace _PAGE_NUMA with PAGE_NONE protections v2 Sasha Levin
2014-11-20 21:50 ` Sasha Levin
2014-11-20 21:50 ` Sasha Levin
2014-11-21 9:31 ` Mel Gorman [this message]
2014-11-21 9:31 ` Mel Gorman
2014-11-21 9:31 ` Mel Gorman
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