From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f179.google.com (mail-wi0-f179.google.com [209.85.212.179]) by kanga.kvack.org (Postfix) with ESMTP id EE93B6B0253 for ; Fri, 25 Sep 2015 07:36:39 -0400 (EDT) Received: by wicfx3 with SMTP id fx3so17903493wic.1 for ; Fri, 25 Sep 2015 04:36:39 -0700 (PDT) Received: from mail-wi0-f178.google.com (mail-wi0-f178.google.com. [209.85.212.178]) by mx.google.com with ESMTPS id fq6si4059002wib.110.2015.09.25.04.36.38 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 25 Sep 2015 04:36:38 -0700 (PDT) Received: by wicfx3 with SMTP id fx3so17903085wic.1 for ; Fri, 25 Sep 2015 04:36:38 -0700 (PDT) Date: Fri, 25 Sep 2015 13:36:37 +0200 From: Michal Hocko Subject: Re: [PATCH v3 1/4] mm, documentation: clarify /proc/pid/status VmSwap limitations Message-ID: <20150925113637.GH16497@dhcp22.suse.cz> References: <1438779685-5227-1-git-send-email-vbabka@suse.cz> <1438779685-5227-2-git-send-email-vbabka@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1438779685-5227-2-git-send-email-vbabka@suse.cz> Sender: owner-linux-mm@kvack.org List-ID: To: Vlastimil Babka Cc: Andrew Morton , Jerome Marchand , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Hugh Dickins , "Kirill A. Shutemov" , Cyrill Gorcunov , Randy Dunlap , linux-s390@vger.kernel.org, Martin Schwidefsky , Heiko Carstens , Peter Zijlstra , Paul Mackerras , Arnaldo Carvalho de Melo , Oleg Nesterov , Linux API , Konstantin Khlebnikov , Minchan Kim [Sorry for a really long delay] On Wed 05-08-15 15:01:22, Vlastimil Babka wrote: > The documentation for /proc/pid/status does not mention that the value of > VmSwap counts only swapped out anonymous private pages and not shmem. This is > not obvious, so document this limitation. This is definitely an improvement > > Signed-off-by: Vlastimil Babka Acked-by: Michal Hocko > --- > Documentation/filesystems/proc.txt | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt > index d411ca6..29f4011 100644 > --- a/Documentation/filesystems/proc.txt > +++ b/Documentation/filesystems/proc.txt > @@ -237,6 +237,8 @@ Table 1-2: Contents of the status files (as of 4.1) > VmPTE size of page table entries > VmPMD size of second level page tables > VmSwap size of swap usage (the number of referred swapents) > + by anonymous private data (shmem swap usage is not > + included) > Threads number of threads > SigQ number of signals queued/max. number for queue > SigPnd bitmap of pending signals for the thread > -- > 2.4.6 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-api" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Michal Hocko SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org