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From: "Wang, Yalin" <Yalin.Wang@sonymobile.com>
To: "'Konstantin Khlebnikov'" <koct9i@gmail.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
	"n-horiguchi@ah.jp.nec.com" <n-horiguchi@ah.jp.nec.com>
Subject: RE: [RFC] mm:add KPF_ZERO_PAGE flag for /proc/kpageflags
Date: Fri, 5 Dec 2014 18:22:33 +0800	[thread overview]
Message-ID: <35FD53F367049845BC99AC72306C23D103E688B313F2@CNBJMBX05.corpusers.net> (raw)
In-Reply-To: <CALYGNiOuBKz8shHSrFCp0BT5AV6XkNOCHj+LJedQQ-2YdZtM7w@mail.gmail.com>

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> -----Original Message-----
> From: Konstantin Khlebnikov [mailto:koct9i@gmail.com]
> Sent: Friday, December 05, 2014 5:21 PM
> To: Wang, Yalin
> Cc: linux-kernel@vger.kernel.org; linux-mm@kvack.org; linux-arm-
> kernel@lists.infradead.org; akpm@linux-foundation.org; n-
> horiguchi@ah.jp.nec.com
> Subject: Re: [RFC] mm:add KPF_ZERO_PAGE flag for /proc/kpageflags
> 
> On Fri, Dec 5, 2014 at 11:57 AM, Wang, Yalin <Yalin.Wang@sonymobile.com>
> wrote:
> > This patch add KPF_ZERO_PAGE flag for zero_page, so that userspace
> > process can notice zero_page from /proc/kpageflags, and then do memory
> > analysis more accurately.
> 
> It would be nice to mark also huge_zero_page. See (completely
> untested) patch in attachment.
> 
Got it,
Thanks for your patch.
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  reply	other threads:[~2014-12-05 10:22 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-05  8:57 Wang, Yalin
2014-12-05  9:20 ` Konstantin Khlebnikov
2014-12-05 10:22   ` Wang, Yalin [this message]
2014-12-05 22:31     ` Andrew Morton
2014-12-08  2:00       ` [RFC V4] " Wang, Yalin
2014-12-08 11:46         ` Kirill A. Shutemov
2014-12-09  3:24           ` [RFC V5] " Wang, Yalin
2014-12-10  7:22             ` [RFC] mm:fix zero_page huge_zero_page rss/pss statistic Wang, Yalin
2014-12-10 11:05               ` Kirill A. Shutemov
2014-12-12  1:59                 ` Wang, Yalin
2014-12-12 11:10                   ` Kirill A. Shutemov
2014-12-10 17:06             ` [RFC V5] mm:add KPF_ZERO_PAGE flag for /proc/kpageflags Konstantin Khlebnikov
2014-12-12  3:30               ` [RFC] discard task stack pages instead of pageout into swap partition Wang, Yalin
2014-12-18  3:50                 ` [RFC] MADV_FREE doesn't work when doesn't have " Wang, Yalin
2014-12-19  1:04                   ` Minchan Kim
2014-12-19  6:54                     ` Wang, Yalin
2014-12-22 10:30                     ` Konstantin Khlebnikov
2014-12-26 11:56                   ` [RFC] mm:change meminfo cached calculation Wang, Yalin
2015-01-07  0:43                     ` Andrew Morton
2015-01-07  1:04                       ` Hugh Dickins
2015-01-07  1:25                         ` Andrew Morton
2015-01-07  2:03                           ` Hugh Dickins
2015-01-11  8:23                             ` Konstantin Khlebnikov
2014-12-05 10:21 ` [RFC V2] mm:add KPF_ZERO_PAGE flag for /proc/kpageflags Wang, Yalin
2014-12-05 11:05   ` Kirill A. Shutemov
2014-12-08  1:51     ` [RFC V3] " Wang, Yalin
2014-12-08  7:47   ` [PATCH] mm:add VM_BUG_ON() for page_mapcount() Wang, Yalin
2014-12-08 11:50     ` Kirill A. Shutemov

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