From: Gautham R Shenoy <ego@linux.vnet.ibm.com>
To: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, Michal Hocko <mhocko@suse.com>,
Mel Gorman <mgorman@suse.de>, Vlastimil Babka <vbabka@suse.cz>,
"Kirill A. Shutemov" <kirill@shutemov.name>,
Christopher Lameter <cl@linux.com>,
Michael Ellerman <mpe@ellerman.id.au>,
Linus Torvalds <torvalds@linux-foundation.org>,
Gautham R Shenoy <ego@linux.vnet.ibm.com>,
Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>,
David Hildenbrand <david@redhat.com>
Subject: Re: [PATCH v5 2/3] powerpc/numa: Prefer node id queried from vphn
Date: Wed, 24 Jun 2020 15:59:21 +0530 [thread overview]
Message-ID: <20200624102920.GB31972@in.ibm.com> (raw)
In-Reply-To: <20200624092846.9194-3-srikar@linux.vnet.ibm.com>
Hello Srikar,
On Wed, Jun 24, 2020 at 02:58:45PM +0530, Srikar Dronamraju wrote:
> Node id queried from the static device tree may not
> be correct. For example: it may always show 0 on a shared processor.
> Hence prefer the node id queried from vphn and fallback on the device tree
> based node id if vphn query fails.
>
> Cc: linuxppc-dev@lists.ozlabs.org
> Cc: linux-mm@kvack.org
> Cc: linux-kernel@vger.kernel.org
> Cc: Michal Hocko <mhocko@suse.com>
> Cc: Mel Gorman <mgorman@suse.de>
> Cc: Vlastimil Babka <vbabka@suse.cz>
> Cc: "Kirill A. Shutemov" <kirill@shutemov.name>
> Cc: Christopher Lameter <cl@linux.com>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Linus Torvalds <torvalds@linux-foundation.org>
> Cc: Gautham R Shenoy <ego@linux.vnet.ibm.com>
> Cc: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>
> Cc: David Hildenbrand <david@redhat.com>
> Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
This patch looks good to me.
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
--
Thanks and Regards
gautham.
WARNING: multiple messages have this Message-ID (diff)
From: Gautham R Shenoy <ego@linux.vnet.ibm.com>
To: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Gautham R Shenoy <ego@linux.vnet.ibm.com>,
Michal Hocko <mhocko@suse.com>,
David Hildenbrand <david@redhat.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>,
Mel Gorman <mgorman@suse.de>,
"Kirill A. Shutemov" <kirill@shutemov.name>,
Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@lists.ozlabs.org, Christopher Lameter <cl@linux.com>,
Vlastimil Babka <vbabka@suse.cz>
Subject: Re: [PATCH v5 2/3] powerpc/numa: Prefer node id queried from vphn
Date: Wed, 24 Jun 2020 15:59:21 +0530 [thread overview]
Message-ID: <20200624102920.GB31972@in.ibm.com> (raw)
In-Reply-To: <20200624092846.9194-3-srikar@linux.vnet.ibm.com>
Hello Srikar,
On Wed, Jun 24, 2020 at 02:58:45PM +0530, Srikar Dronamraju wrote:
> Node id queried from the static device tree may not
> be correct. For example: it may always show 0 on a shared processor.
> Hence prefer the node id queried from vphn and fallback on the device tree
> based node id if vphn query fails.
>
> Cc: linuxppc-dev@lists.ozlabs.org
> Cc: linux-mm@kvack.org
> Cc: linux-kernel@vger.kernel.org
> Cc: Michal Hocko <mhocko@suse.com>
> Cc: Mel Gorman <mgorman@suse.de>
> Cc: Vlastimil Babka <vbabka@suse.cz>
> Cc: "Kirill A. Shutemov" <kirill@shutemov.name>
> Cc: Christopher Lameter <cl@linux.com>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Linus Torvalds <torvalds@linux-foundation.org>
> Cc: Gautham R Shenoy <ego@linux.vnet.ibm.com>
> Cc: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>
> Cc: David Hildenbrand <david@redhat.com>
> Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
This patch looks good to me.
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
--
Thanks and Regards
gautham.
next prev parent reply other threads:[~2020-06-24 10:29 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-24 9:28 [PATCH v5 0/3] Offline memoryless cpuless node 0 Srikar Dronamraju
2020-06-24 9:28 ` Srikar Dronamraju
2020-06-24 9:28 ` [PATCH v5 1/3] powerpc/numa: Set numa_node for all possible cpus Srikar Dronamraju
2020-06-24 9:28 ` Srikar Dronamraju
2020-06-24 9:48 ` Gautham R Shenoy
2020-06-24 9:48 ` Gautham R Shenoy
2020-06-24 9:28 ` [PATCH v5 2/3] powerpc/numa: Prefer node id queried from vphn Srikar Dronamraju
2020-06-24 9:28 ` Srikar Dronamraju
2020-06-24 10:29 ` Gautham R Shenoy [this message]
2020-06-24 10:29 ` Gautham R Shenoy
2020-06-24 9:28 ` [PATCH v5 3/3] mm/page_alloc: Keep memoryless cpuless node 0 offline Srikar Dronamraju
2020-06-24 9:28 ` Srikar Dronamraju
2020-06-29 14:58 ` Christopher Lameter
2020-06-29 14:58 ` Christopher Lameter
2020-06-29 14:58 ` Christopher Lameter
2020-06-30 4:01 ` Srikar Dronamraju
2020-06-30 4:01 ` Srikar Dronamraju
2020-07-01 12:23 ` Michal Hocko
2020-07-01 12:23 ` Michal Hocko
2020-07-01 8:42 ` Michal Hocko
2020-07-01 8:42 ` Michal Hocko
2020-07-01 10:04 ` Srikar Dronamraju
2020-07-01 10:04 ` Srikar Dronamraju
2020-07-01 10:15 ` David Hildenbrand
2020-07-01 10:15 ` David Hildenbrand
2020-07-01 11:01 ` Srikar Dronamraju
2020-07-01 11:01 ` Srikar Dronamraju
2020-07-01 11:06 ` David Hildenbrand
2020-07-01 11:06 ` David Hildenbrand
2020-07-01 11:30 ` David Hildenbrand
2020-07-01 11:30 ` David Hildenbrand
2020-07-01 12:21 ` Michal Hocko
2020-07-01 12:21 ` Michal Hocko
2020-07-02 6:44 ` Srikar Dronamraju
2020-07-02 6:44 ` Srikar Dronamraju
2020-07-02 8:41 ` Michal Hocko
2020-07-02 8:41 ` Michal Hocko
2020-07-02 14:32 ` Srikar Dronamraju
2020-07-02 14:32 ` Srikar Dronamraju
2020-07-03 9:10 ` Michal Suchánek
2020-07-03 9:10 ` Michal Suchánek
2020-07-03 9:24 ` Michal Hocko
2020-07-03 9:24 ` Michal Hocko
2020-07-03 10:59 ` Michal Hocko
2020-07-03 10:59 ` Michal Hocko
2020-07-03 11:32 ` David Hildenbrand
2020-07-03 11:32 ` David Hildenbrand
2020-07-03 11:46 ` Michal Hocko
2020-07-03 11:46 ` Michal Hocko
2020-07-03 12:58 ` Srikar Dronamraju
2020-07-03 12:58 ` Srikar Dronamraju
2020-08-07 4:32 ` Andrew Morton
2020-08-07 4:32 ` Andrew Morton
2020-08-07 6:58 ` David Hildenbrand
2020-08-07 6:58 ` David Hildenbrand
2020-08-07 10:04 ` Michal Suchánek
2020-08-07 10:04 ` Michal Suchánek
2020-08-12 6:01 ` Srikar Dronamraju
2020-08-12 6:01 ` Srikar Dronamraju
2020-08-18 7:32 ` David Hildenbrand
2020-08-18 7:32 ` David Hildenbrand
2020-08-18 7:37 ` Michal Hocko
2020-08-18 7:37 ` Michal Hocko
2020-08-18 7:49 ` Srikar Dronamraju
2020-08-18 7:49 ` Srikar Dronamraju
2020-07-06 16:08 ` Andi Kleen
2020-07-06 16:08 ` Andi Kleen
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