From: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
To: Dave Hansen <dave.hansen@intel.com>,
Peter Zijlstra <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-mm@kvack.org, linux-arch@vger.kernel.org, x86@kernel.org,
benh@kernel.crashing.org, paulus@samba.org,
kirill.shutemov@linux.intel.com, rusty@rustcorp.com.au,
akpm@linux-foundation.org, riel@redhat.com, mgorman@suse.de,
ak@linux.intel.com, mingo@kernel.org
Subject: Re: [PATCH V2 1/2] mm: move FAULT_AROUND_ORDER to arch/
Date: Thu, 10 Apr 2014 13:59:29 +0530 [thread overview]
Message-ID: <53465669.80701@linux.vnet.ibm.com> (raw)
In-Reply-To: <53456BE2.90905@intel.com>
On Wednesday 09 April 2014 09:18 PM, Dave Hansen wrote:
> On 04/09/2014 01:20 AM, Peter Zijlstra wrote:
>> This still misses out on Ben's objection that its impossible to get this
>> right at compile time for many kernels, since they can boot and run on
>> many different subarchs.
>
> Completely agree. The Kconfig-time stuff should probably just be a knob
> to turn it off completely, if anything.
>
ok. Here is my thought. So to address Ben's concern, it would be better
to have this as a variable with a default value (and the platform can
override ride it). And a mm/Kconfig to disable it?
Kindly let me know whether this will work.
Thanks for review comments.
With regards
Maddy
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next prev parent reply other threads:[~2014-04-10 8:29 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-04 6:27 [PATCH V2 0/2] FAULT_AROUND_ORDER patchset performance data for powerpc Madhavan Srinivasan
2014-04-04 6:27 ` [PATCH V2 1/2] mm: move FAULT_AROUND_ORDER to arch/ Madhavan Srinivasan
2014-04-04 13:17 ` Kirill A. Shutemov
2014-04-09 1:14 ` Madhavan Srinivasan
2014-04-04 16:18 ` Dave Hansen
2014-04-04 17:50 ` David Miller
2014-04-09 1:44 ` Madhavan Srinivasan
2014-04-07 5:45 ` Benjamin Herrenschmidt
2014-04-09 1:32 ` Madhavan Srinivasan
2014-04-09 8:20 ` Peter Zijlstra
2014-04-09 15:48 ` Dave Hansen
2014-04-10 8:29 ` Madhavan Srinivasan [this message]
2014-04-09 15:46 ` Dave Hansen
2014-04-22 7:22 ` Rusty Russell
2014-04-04 6:27 ` [PATCH V2 2/2] mm: add FAULT_AROUND_ORDER Kconfig paramater for powerpc Madhavan Srinivasan
2014-04-04 7:02 ` Ingo Molnar
2014-04-04 7:10 ` Ingo Molnar
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