From: Fengguang Wu <wfg@mail.ustc.edu.cn>
To: Matt Mackall <mpm@selenic.com>
Cc: Andrew Morton <akpm@osdl.org>,
Jeremy Fitzhardinge <jeremy@goop.org>,
David Rientjes <rientjes@google.com>,
John Berthels <jjberthels@gmail.com>,
Nick Piggin <nickpiggin@yahoo.com.au>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/4] maps: /proc/<pid>/pmaps interface - memory maps in granularity of pages
Date: Sat, 18 Aug 2007 18:31:46 +0800 [thread overview]
Message-ID: <387433106.08432@ustc.edu.cn> (raw)
Message-ID: <20070818103146.GA6744@mail.ustc.edu.cn> (raw)
In-Reply-To: <20070818064042.GQ30556@waste.org>
On Sat, Aug 18, 2007 at 01:40:42AM -0500, Matt Mackall wrote:
> > > - you don't get page frame numbers
> >
> > True. I guess PFNs are meaningless to a normal user?
>
> They're useful for anyone who's trying to look at the system as a
> whole.
To answer the question: "who are sharing this page with me"?
PFNs are not the only option. The tuple dev/ino/offset can also
uniquely identify the shared page :)
next prev parent reply other threads:[~2007-08-18 10:31 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070816220516.782145952@mail.ustc.edu.cn>
2007-08-16 22:05 ` [PATCH 0/4] process memory footprints in proc/<pid>/[s|p]maps Fengguang Wu
[not found] ` <20070816220849.064901548@mail.ustc.edu.cn>
2007-08-16 22:05 ` [PATCH 1/4] maps: PSS(proportional set size) accounting in smaps Fengguang Wu
2007-08-17 2:13 ` Matt Mackall
[not found] ` <20070817024443.GA5521@mail.ustc.edu.cn>
2007-08-17 2:44 ` Fengguang Wu
[not found] ` <20070816220849.192029043@mail.ustc.edu.cn>
2007-08-16 22:05 ` [PATCH 2/4] maps: address based vma walking Fengguang Wu
2007-08-17 2:16 ` Matt Mackall
[not found] ` <20070817025454.GB5521@mail.ustc.edu.cn>
2007-08-17 2:54 ` Fengguang Wu
[not found] ` <20070816220849.313377588@mail.ustc.edu.cn>
2007-08-16 22:05 ` [PATCH 3/4] maps: introduce generic_maps_open() Fengguang Wu
[not found] ` <20070816220849.472883642@mail.ustc.edu.cn>
2007-08-16 22:05 ` [PATCH 4/4] maps: /proc/<pid>/pmaps interface - memory maps in granularity of pages Fengguang Wu
2007-08-17 2:38 ` Matt Mackall
[not found] ` <20070817034437.GC5521@mail.ustc.edu.cn>
2007-08-17 3:44 ` Fengguang Wu
2007-08-17 3:56 ` Matt Mackall
[not found] ` <20070817064727.GA6723@mail.ustc.edu.cn>
2007-08-17 6:47 ` Fengguang Wu
2007-08-17 16:58 ` Matt Mackall
[not found] ` <20070818024831.GA7856@mail.ustc.edu.cn>
2007-08-18 2:48 ` Fengguang Wu
2007-08-18 6:40 ` Matt Mackall
[not found] ` <20070818084531.GB5277@mail.ustc.edu.cn>
2007-08-18 8:45 ` Fengguang Wu
2007-08-18 17:22 ` Matt Mackall
[not found] ` <20070819004008.GA5297@mail.ustc.edu.cn>
2007-08-19 0:40 ` Fengguang Wu
[not found] ` <20070818103146.GA6744@mail.ustc.edu.cn>
2007-08-18 10:31 ` Fengguang Wu [this message]
[not found] <20070819075410.411207640@mail.ustc.edu.cn>
[not found] ` <20070819075547.785390741@mail.ustc.edu.cn>
2007-08-19 7:54 ` Fengguang Wu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=387433106.08432@ustc.edu.cn \
--to=wfg@mail.ustc.edu.cn \
--cc=akpm@osdl.org \
--cc=jeremy@goop.org \
--cc=jjberthels@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mpm@selenic.com \
--cc=nickpiggin@yahoo.com.au \
--cc=rientjes@google.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox