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From: Tejun Heo <tj@kernel.org>
To: Nicholas Miell <nmiell@gmail.com>
Cc: Cyrill Gorcunov <gorcunov@openvz.org>,
	containers@lists.osdl.org, linux-kernel@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, Nathan Lynch <ntl@pobox.com>,
	Oren Laadan <orenl@cs.columbia.edu>,
	Daniel Lezcano <dlezcano@fr.ibm.com>,
	Glauber Costa <glommer@parallels.com>,
	James Bottomley <jbottomley@parallels.com>,
	Vasiliy Kulikov <segoon@openwall.com>,
	"Kirill A. Shutemov" <kirill@shutemov.name>,
	Alexey Dobriyan <adobriyan@gmail.com>,
	Al Viro <viro@ZenIV.linux.org.uk>,
	Andrew Morton <akpm@linux-foundation.org>,
	Pavel Emelyanov <xemul@parallels.com>
Subject: Re: [patch 2/2] fs, proc: Introduce the /proc/<pid>/map_files/ directory v6
Date: Fri, 2 Sep 2011 11:29:57 +0900	[thread overview]
Message-ID: <20110902022957.GH2752@htj.dyndns.org> (raw)
In-Reply-To: <4E6039BA.1010805@gmail.com>

Hello,

On Thu, Sep 01, 2011 at 07:04:42PM -0700, Nicholas Miell wrote:
> So are the filenames in /proc/$PID/map_files/ guaranteed to be identical
> to the first field (first two fields? the part before the first space)
> in /proc/$PID/maps?

Yeap, naturally.

> When I open a file in /proc/$PID/map_files/, is offset 0 the start of
> the file on disk or is it the first byte of the mapping?

It shows the same backing file so of course uses the same offset as
the file on disk.

Thanks.

-- 
tejun

  reply	other threads:[~2011-09-02  2:29 UTC|newest]

Thread overview: 82+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-31  7:58 [patch 0/2] Introduce /proc/pid/map_files v6 Cyrill Gorcunov
2011-08-31  7:58 ` [patch 1/2] fs, proc: Make proc_get_link to use dentry instead of inode Cyrill Gorcunov
2011-08-31  7:58 ` [patch 2/2] fs, proc: Introduce the /proc/<pid>/map_files/ directory v6 Cyrill Gorcunov
2011-08-31  9:06   ` Vasiliy Kulikov
2011-08-31 10:12     ` Cyrill Gorcunov
2011-08-31 11:26     ` Cyrill Gorcunov
2011-08-31 14:04       ` Kirill A. Shutemov
2011-08-31 14:09         ` Cyrill Gorcunov
2011-08-31 14:26         ` Cyrill Gorcunov
2011-08-31 22:10           ` Andrew Morton
2011-09-01  3:07             ` Kyle Moffett
2011-09-01  3:07               ` Kyle Moffett
2011-09-01  7:58             ` Pavel Emelyanov
2011-09-01 11:50               ` Tejun Heo
2011-09-01 12:13                 ` Pavel Emelyanov
2011-09-01 17:13                   ` Tejun Heo
2011-09-02 19:15                     ` Matt Helsley
2011-09-02  0:09               ` Matt Helsley
2011-09-01  8:05             ` Cyrill Gorcunov
2011-09-02 16:37               ` Vasiliy Kulikov
2011-09-02 16:37                 ` [kernel-hardening] " Vasiliy Kulikov
2011-09-05 18:53                 ` Vasiliy Kulikov
2011-09-05 18:53                   ` [kernel-hardening] " Vasiliy Kulikov
2011-09-05 19:20                   ` Cyrill Gorcunov
2011-09-05 19:20                     ` [kernel-hardening] " Cyrill Gorcunov
2011-09-05 19:49                     ` Vasiliy Kulikov
2011-09-05 19:49                       ` [kernel-hardening] " Vasiliy Kulikov
2011-09-05 20:36                       ` Cyrill Gorcunov
2011-09-05 20:36                         ` [kernel-hardening] " Cyrill Gorcunov
2011-09-06 10:15                         ` Vasiliy Kulikov
2011-09-06 10:15                           ` [kernel-hardening] " Vasiliy Kulikov
2011-09-06 16:51                           ` Tejun Heo
2011-09-06 16:51                             ` [kernel-hardening] " Tejun Heo
2011-09-06 17:29                             ` Vasiliy Kulikov
2011-09-06 17:29                               ` [kernel-hardening] " Vasiliy Kulikov
2011-09-06 17:33                               ` Tejun Heo
2011-09-06 17:33                                 ` [kernel-hardening] " Tejun Heo
2011-09-06 18:15                                 ` Cyrill Gorcunov
2011-09-06 18:15                                   ` [kernel-hardening] " Cyrill Gorcunov
     [not found]                                 ` <20110906173341.GM18425-9pTldWuhBndy/B6EtB590w@public.gmane.org>
2011-09-07 11:23                                   ` Vasiliy Kulikov
2011-09-07 11:23                                     ` [kernel-hardening] " Vasiliy Kulikov
2011-09-07 21:53                                     ` Cyrill Gorcunov
2011-09-07 21:53                                       ` [kernel-hardening] " Cyrill Gorcunov
2011-09-07 22:13                                       ` Andrew Morton
2011-09-07 22:13                                         ` [kernel-hardening] " Andrew Morton
2011-09-07 22:13                                         ` Andrew Morton
2011-09-07 22:42                                         ` Cyrill Gorcunov
2011-09-07 22:42                                           ` [kernel-hardening] " Cyrill Gorcunov
2011-09-07 22:53                                           ` Andrew Morton
2011-09-07 22:53                                             ` [kernel-hardening] " Andrew Morton
2011-09-07 22:53                                             ` Andrew Morton
2011-09-08  5:48                                             ` Cyrill Gorcunov
2011-09-08  5:48                                               ` [kernel-hardening] " Cyrill Gorcunov
2011-09-08  5:50                                               ` Cyrill Gorcunov
2011-09-08  5:50                                                 ` [kernel-hardening] " Cyrill Gorcunov
2011-09-08  6:04                                                 ` Cyrill Gorcunov
2011-09-08  6:04                                                   ` [kernel-hardening] " Cyrill Gorcunov
2011-09-08 23:52                                                   ` Andrew Morton
2011-09-08 23:52                                                     ` [kernel-hardening] " Andrew Morton
2011-09-08 23:52                                                     ` Andrew Morton
2011-09-09  0:24                                                     ` Pavel Emelyanov
2011-09-09  0:24                                                       ` [kernel-hardening] " Pavel Emelyanov
2011-09-09  0:24                                                       ` Pavel Emelyanov
2011-09-09  5:48                                                     ` Cyrill Gorcunov
2011-09-09  5:48                                                       ` [kernel-hardening] " Cyrill Gorcunov
2011-09-09  6:00                                                       ` Andrew Morton
2011-09-09  6:00                                                         ` [kernel-hardening] " Andrew Morton
2011-09-09  6:22                                                         ` Cyrill Gorcunov
2011-09-09  6:22                                                           ` [kernel-hardening] " Cyrill Gorcunov
2011-09-10 13:21                                                   ` Vasiliy Kulikov
2011-09-10 13:49                                                     ` Cyrill Gorcunov
2011-09-01 10:46             ` Cyrill Gorcunov
2011-09-01 22:49               ` Andrew Morton
2011-09-01 23:04                 ` Tejun Heo
2011-09-02  5:54                   ` Cyrill Gorcunov
2011-09-02  5:53                 ` Cyrill Gorcunov
2011-08-31 22:50           ` Andrew Morton
2011-09-02  1:54   ` Nicholas Miell
2011-09-02  1:58     ` Tejun Heo
2011-09-02  2:04       ` Nicholas Miell
2011-09-02  2:29         ` Tejun Heo [this message]
2011-09-02  8:07           ` Kirill A. Shutemov

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