linux-kernel - Re: [PATCH 2/3] mm, thp: Add VM_INIT_DEF_MASK and PRCTL_THP

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Date:	Tue, 25 Feb 2014 18:03:10 -0500
From:	Rik van Riel <riel@...hat.com>
To:	Alex Thorlton <athorlton@....com>, linux-kernel@...r.kernel.org
CC:	Gerald Schaefer <gerald.schaefer@...ibm.com>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	Christian Borntraeger <borntraeger@...ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Paolo Bonzini <pbonzini@...hat.com>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Mel Gorman <mgorman@...e.de>, Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Oleg Nesterov <oleg@...hat.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Alexander Viro <viro@...iv.linux.org.uk>, linux390@...ibm.com,
	linux-s390@...r.kernel.org, linux-mm@...ck.org,
	linux-api@...r.kernel.org
Subject: Re: [PATCH 2/3] mm, thp: Add VM_INIT_DEF_MASK and PRCTL_THP_DISABLE

On 02/25/2014 03:54 PM, Alex Thorlton wrote:
> This patch adds a VM_INIT_DEF_MASK, to allow us to set the default flags
> for VMs.  It also adds a prctl control which alllows us to set the THP
> disable bit in mm->def_flags so that VMs will pick up the setting as
> they are created.
> 
> Signed-off-by: Alex Thorlton <athorlton@....com>
> Suggested-by: Oleg Nesterov <oleg@...hat.com>

Acked-by: Rik van Riel <riel@...hat.com>


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