From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by kanga.kvack.org (Postfix) with ESMTP id E5A1C6B4978 for ; Tue, 27 Nov 2018 12:06:58 -0500 (EST) Received: by mail-io1-f70.google.com with SMTP id s10so22381104iop.16 for ; Tue, 27 Nov 2018 09:06:58 -0800 (PST) Received: from aserp2120.oracle.com (aserp2120.oracle.com. [141.146.126.78]) by mx.google.com with ESMTPS id z18si3009934ioj.17.2018.11.27.09.06.57 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 27 Nov 2018 09:06:57 -0800 (PST) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 12.2 \(3445.102.3\)) Subject: Re: [RFC PATCH 3/3] mm, proc: report PR_SET_THP_DISABLE in proc From: William Kucharski In-Reply-To: <283f38d9-1142-60b6-0b84-7129b7f9781e@suse.cz> Date: Tue, 27 Nov 2018 10:06:50 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: <5CB5F808-ECA8-4A4E-B942-7D69522E3FA4@oracle.com> References: <20181120103515.25280-1-mhocko@kernel.org> <20181120103515.25280-4-mhocko@kernel.org> <0ACDD94B-75AD-4DD0-B2E3-32C0EDFBAA5E@oracle.com> <20181127131707.GW12455@dhcp22.suse.cz> <04647F77-FE93-4A8E-90C1-4245709B88A5@oracle.com> <283f38d9-1142-60b6-0b84-7129b7f9781e@suse.cz> Sender: owner-linux-mm@kvack.org List-ID: To: Vlastimil Babka Cc: Michal Hocko , linux-api@vger.kernel.org, Andrew Morton , Alexey Dobriyan , linux-mm@kvack.org, LKML > On Nov 27, 2018, at 9:50 AM, Vlastimil Babka wrote: >=20 > On 11/27/18 3:50 PM, William Kucharski wrote: >>=20 >> I was just double checking that this was meant to be more of a check = done >> before code elsewhere performs additional checks and does the actual = THP >> mapping, not an all-encompassing go/no go check for THP mapping. >=20 > Yes, the code doing the actual mapping is still checking also = alignment etc. Thanks, yes, that is what I was getting at.