From: Cyrill Gorcunov <gorcunov@openvz.org>
To: linux-kernel@vger.kernel.org
Cc: Andrew Vagin <avagin@parallels.com>,
Pavel Emelyanov <xemul@parallels.com>,
James Bottomley <jbottomley@parallels.com>,
Glauber Costa <glommer@parallels.com>,
"H. Peter Anvin" <hpa@zytor.com>, Ingo Molnar <mingo@elte.hu>,
Tejun Heo <tj@kernel.org>, Dave Hansen <dave@linux.vnet.ibm.com>,
"Eric W. Biederman" <ebiederm@xmission.com>,
Daniel Lezcano <dlezcano@fr.ibm.com>,
Alexey Dobriyan <adobriyan@gmail.com>,
Cyrill Gorcunov <gorcunov@openvz.org>
Subject: [patch 4/5] fs, proc: Add start_data, end_data, start_brk members to /proc/$pid/stat
Date: Fri, 14 Oct 2011 15:04:20 +0400 [thread overview]
Message-ID: <20111014110511.553322017@openvz.org> (raw)
In-Reply-To: 20111014110416.552685686@openvz.org
[-- Attachment #1: fs-proc-add-mm-task-stat --]
[-- Type: text/plain, Size: 1165 bytes --]
It helps to dump and restore this mm_struct members at chekpoint/restore time.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
---
fs/proc/array.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
Index: linux-2.6.git/fs/proc/array.c
===================================================================
--- linux-2.6.git.orig/fs/proc/array.c
+++ linux-2.6.git/fs/proc/array.c
@@ -478,7 +478,7 @@ static int do_task_stat(struct seq_file
seq_printf(m, "%d (%s) %c %d %d %d %d %d %u %lu \
%lu %lu %lu %lu %lu %ld %ld %ld %ld %d 0 %llu %lu %ld %lu %lu %lu %lu %lu \
-%lu %lu %lu %lu %lu %lu %lu %lu %d %d %u %u %llu %lu %ld\n",
+%lu %lu %lu %lu %lu %lu %lu %lu %d %d %u %u %llu %lu %ld %lu %lu %lu\n",
pid_nr_ns(pid, ns),
tcomm,
state,
@@ -525,7 +525,10 @@ static int do_task_stat(struct seq_file
task->policy,
(unsigned long long)delayacct_blkio_ticks(task),
cputime_to_clock_t(gtime),
- cputime_to_clock_t(cgtime));
+ cputime_to_clock_t(cgtime),
+ mm ? (permitted ? mm->start_data : 1) : 0,
+ mm ? (permitted ? mm->end_data : 1) : 0,
+ mm ? (permitted ? mm->start_brk : 1) : 0);
if (mm)
mmput(mm);
return 0;
next prev parent reply other threads:[~2011-10-14 11:06 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-14 11:04 [patch 0/5] [RFC] Checkpoint/restore and Elf extension Cyrill Gorcunov
2011-10-14 11:04 ` [patch 1/5] proc: Introduce the Children: line in /proc/<pid>/status Cyrill Gorcunov
2011-10-14 16:36 ` Tejun Heo
2011-10-14 11:04 ` [patch 2/5] fs: Add do_close helper Cyrill Gorcunov
2011-10-14 11:04 ` [patch 3/5] fs, proc: Add /proc/$pid/tls entry Cyrill Gorcunov
2011-10-14 16:40 ` Tejun Heo
2011-10-14 16:43 ` Cyrill Gorcunov
2011-10-14 11:04 ` Cyrill Gorcunov [this message]
2011-10-14 11:04 ` [patch 5/5] elf: Add support for loading ET_CKPT files Cyrill Gorcunov
2011-10-14 17:10 ` Tejun Heo
2011-10-14 17:33 ` Tejun Heo
2011-10-19 9:03 ` Pavel Emelyanov
2011-10-19 18:22 ` Tejun Heo
2011-10-19 18:49 ` Cyrill Gorcunov
2011-10-19 18:52 ` Cyrill Gorcunov
2011-10-19 18:53 ` Tejun Heo
2011-10-19 19:56 ` Cyrill Gorcunov
2011-10-21 18:26 ` Tejun Heo
2011-10-21 18:36 ` Cyrill Gorcunov
2011-10-21 18:42 ` Cyrill Gorcunov
2011-10-21 18:48 ` Tejun Heo
2011-10-21 18:53 ` Cyrill Gorcunov
2011-10-22 6:34 ` Pavel Emelyanov
2011-10-20 8:33 ` Pavel Emelyanov
2011-10-20 15:56 ` Tejun Heo
2011-10-20 16:04 ` Cyrill Gorcunov
2011-10-20 17:30 ` Pavel Emelyanov
2011-10-15 18:59 ` Cyrill Gorcunov
2011-10-21 11:06 ` Glauber Costa
2011-10-21 11:20 ` Cyrill Gorcunov
2011-10-21 11:21 ` Glauber Costa
2011-10-21 11:35 ` Cyrill Gorcunov
2011-10-22 16:49 ` Dan Merillat
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