From: ebiederm@xmission.com (Eric W. Biederman)
To: <linux-kernel@vger.kernel.org>
Cc: <vserver@list.linux-vserver.org>,
Herbert Poetzl <herbert@13thfloor.at>,
"Serge E. Hallyn" <serue@us.ibm.com>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
Dave Hansen <haveblue@us.ibm.com>,
Arjan van de Ven <arjan@infradead.org>,
Suleiman Souhlal <ssouhlal@FreeBSD.org>,
Hubertus Franke <frankeh@watson.ibm.com>,
Cedric Le Goater <clg@fr.ibm.com>,
Kyle Moffett <mrmacman_g4@mac.com>, Kirill Korotaev <dev@sw.ru>,
Greg <gkurz@fr.ibm.com>, Linus Torvalds <torvalds@osdl.org>,
Andrew Morton <akpm@osdl.org>, Greg KH <greg@kroah.com>,
Rik van Riel <riel@redhat.com>,
Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
Andrey Savochkin <saw@sawoct.com>,
Kirill Korotaev <dev@openvz.org>, Andi Kleen <ak@suse.de>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Jeff Garzik <jgarzik@pobox.com>,
Trond Myklebust <trond.myklebust@fys.uio.no>,
Jes Sorensen <jes@sgi.com>
Subject: [RFC][PATCH 11/20] ioprio: Update ioprio to handle pspaces.
Date: Mon, 06 Feb 2006 12:51:58 -0700 [thread overview]
Message-ID: <m1hd7cl0yp.fsf_-_@ebiederm.dsl.xmission.com> (raw)
In-Reply-To: <m1lkwol133.fsf_-_@ebiederm.dsl.xmission.com> (Eric W. Biederman's message of "Mon, 06 Feb 2006 12:49:20 -0700")
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
---
fs/ioprio.c | 13 +++++++------
1 files changed, 7 insertions(+), 6 deletions(-)
42c8b99a7c1417f8fc587f86c218a0be10ec27d0
diff --git a/fs/ioprio.c b/fs/ioprio.c
index ca77008..008301b 100644
--- a/fs/ioprio.c
+++ b/fs/ioprio.c
@@ -24,6 +24,7 @@
#include <linux/blkdev.h>
#include <linux/capability.h>
#include <linux/syscalls.h>
+#include <linux/pspace.h>
static int set_task_ioprio(struct task_struct *task, int ioprio)
{
@@ -78,18 +79,18 @@ asmlinkage long sys_ioprio_set(int which
if (!who)
p = current;
else
- p = find_task_by_pid(who);
+ p = find_task_by_pid(current->pspace, who);
if (p)
ret = set_task_ioprio(p, ioprio);
break;
case IOPRIO_WHO_PGRP:
if (!who)
who = process_group(current);
- do_each_task_pid(who, PIDTYPE_PGID, p) {
+ do_each_task_pid(current->pspace, who, PIDTYPE_PGID, p) {
ret = set_task_ioprio(p, ioprio);
if (ret)
break;
- } while_each_task_pid(who, PIDTYPE_PGID, p);
+ } while_each_task_pid(current->pspace, who, PIDTYPE_PGID, p);
break;
case IOPRIO_WHO_USER:
if (!who)
@@ -131,19 +132,19 @@ asmlinkage long sys_ioprio_get(int which
if (!who)
p = current;
else
- p = find_task_by_pid(who);
+ p = find_task_by_pid(current->pspace, who);
if (p)
ret = p->ioprio;
break;
case IOPRIO_WHO_PGRP:
if (!who)
who = process_group(current);
- do_each_task_pid(who, PIDTYPE_PGID, p) {
+ do_each_task_pid(current->pspace, who, PIDTYPE_PGID, p) {
if (ret == -ESRCH)
ret = p->ioprio;
else
ret = ioprio_best(ret, p->ioprio);
- } while_each_task_pid(who, PIDTYPE_PGID, p);
+ } while_each_task_pid(current->pspace, who, PIDTYPE_PGID, p);
break;
case IOPRIO_WHO_USER:
if (!who)
--
1.1.5.g3480
next prev parent reply other threads:[~2006-02-06 19:55 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-06 19:19 [RFC][PATCH 0/20] Multiple instances of the process id namespace Eric W. Biederman
2006-02-06 19:22 ` [RFC][PATCH 01/20] pid: Intoduce the concept of a wid (wait id) Eric W. Biederman
2006-02-06 19:27 ` [RFC][PATCH 02/20] pspace: The parent process id of pid 1 is always 0 Eric W. Biederman
2006-02-06 19:29 ` [RFC][PATCH 03/20] pid: Introduce a generic helper to test for init Eric W. Biederman
2006-02-06 19:34 ` [RFC][PATCH 04/20] pspace: Allow multiple instaces of the process id namespace Eric W. Biederman
2006-02-06 19:36 ` [RFC][PATCH 05/20] sched: Fixup the scheduler syscalls to deal with pspaces Eric W. Biederman
2006-02-06 19:39 ` [RFC][PATCH 06/20] cad_pid: Fixup the cad_pid users to assume it is in the initial process id namespace Eric W. Biederman
2006-02-06 19:41 ` [RFC][PATCH 07/20] tty: Update the tty layer to work with pspaces Eric W. Biederman
2006-02-06 19:44 ` [RFC][PATCH 08/20] vt: Update the virtual console to handle pspaces Eric W. Biederman
2006-02-06 19:46 ` [RFC][PATCH 09/20] ptrace: Update ptrace " Eric W. Biederman
2006-02-06 19:49 ` [RFC][PATCH 10/20] capabilities: Update the capabilities code to " Eric W. Biederman
2006-02-06 19:51 ` Eric W. Biederman [this message]
2006-02-06 19:54 ` [RFC][PATCH 12/20] fcntl: Update fcntl to work with pspaces Eric W. Biederman
2006-02-06 19:57 ` [RFC][PATCH 13/20] kthread: Update kthread " Eric W. Biederman
2006-02-06 19:59 ` [RFC][PATCH 14/20] mm: Update vmscan " Eric W. Biederman
2006-02-06 20:00 ` [RFC][PATCH 15/20] posix-timers: Update posix timers " Eric W. Biederman
2006-02-06 20:02 ` [PATCH 16/20] nfs: Don't use pids to track the lockd server process Eric W. Biederman
2006-02-06 20:03 ` [RFC][PATCH 17/20] usb: Fixup usb so it works with pspaces Eric W. Biederman
2006-02-06 20:05 ` [RFC][PATCH 18/20] posix-mqueue: Make mqueues work with pspspaces Eric W. Biederman
2006-02-06 20:07 ` [RFC][PATCH 19/20] pspace: Upcate the pid_max sysctl to work in a per pspace fashion Eric W. Biederman
2006-02-06 20:12 ` [RFC][PATCH 20/20] proc: Update /proc to support multiple pid spaces Eric W. Biederman
2006-02-10 20:40 ` Kirill Korotaev
2006-02-11 10:10 ` Eric W. Biederman
2006-02-06 20:41 ` [RFC][PATCH 17/20] usb: Fixup usb so it works with pspaces Serge E. Hallyn
2006-02-06 20:53 ` Eric W. Biederman
2006-02-07 16:41 ` [RFC][PATCH 04/20] pspace: Allow multiple instaces of the process id namespace William Lee Irwin III
2006-02-07 17:05 ` Eric W. Biederman
2006-02-10 20:30 ` Kirill Korotaev
2006-02-11 9:42 ` Eric W. Biederman
2006-02-11 10:11 ` Eric W. Biederman
2006-02-11 10:43 ` Eric W. Biederman
2006-02-13 8:53 ` Kirill Korotaev
2006-02-13 16:40 ` Dave Hansen
2006-02-11 11:03 ` Eric W. Biederman
2006-02-13 9:02 ` Kirill Korotaev
2006-02-13 21:31 ` Serge E. Hallyn
2006-02-13 23:41 ` Eric W. Biederman
2006-02-11 11:57 ` Eric W. Biederman
2006-02-13 9:22 ` Kirill Korotaev
2006-02-13 17:02 ` Serge E. Hallyn
2006-02-14 5:59 ` Eric W. Biederman
2006-02-14 5:54 ` Eric W. Biederman
2006-02-14 18:45 ` Dave Hansen
2006-02-15 12:07 ` Kirill Korotaev
2006-02-15 13:31 ` Herbert Poetzl
2006-02-16 13:44 ` Serge E. Hallyn
2006-02-20 9:27 ` Kirill Korotaev
2006-02-20 17:04 ` Herbert Poetzl
2006-02-21 16:29 ` Kirill Korotaev
2006-02-21 23:23 ` Herbert Poetzl
2006-02-20 11:29 ` Kirill Korotaev
2006-02-20 12:34 ` Herbert Poetzl
2006-02-20 14:11 ` Kirill Korotaev
2006-02-20 15:08 ` Herbert Poetzl
2006-03-01 22:06 ` Cedric Le Goater
2006-02-15 18:40 ` Eric W. Biederman
2006-02-06 19:56 ` [RFC][PATCH 03/20] pid: Introduce a generic helper to test for init Dave Hansen
2006-02-06 20:22 ` Eric W. Biederman
2006-02-07 15:08 ` Geert Uytterhoeven
2006-02-07 15:17 ` Eric W. Biederman
2006-02-06 19:54 ` [RFC][PATCH 01/20] pid: Intoduce the concept of a wid (wait id) Serge E. Hallyn
2006-02-06 20:23 ` Eric W. Biederman
2006-02-07 17:39 ` Jeff Dike
2006-02-07 18:32 ` Eric W. Biederman
2006-02-10 18:51 ` Kirill Korotaev
2006-02-11 9:25 ` Eric W. Biederman
2006-02-13 8:43 ` Kirill Korotaev
2006-02-14 0:04 ` Eric W. Biederman
2006-02-06 20:40 ` [RFC][PATCH 0/20] Multiple instances of the process id namespace Hubertus Franke
2006-02-06 20:51 ` Eric W. Biederman
2006-02-06 21:07 ` Hubertus Franke
2006-02-06 21:56 ` Eric W. Biederman
2006-02-07 0:48 ` Dave Hansen
2006-02-07 5:14 ` Eric W. Biederman
2006-02-07 9:33 ` Andi Kleen
2006-02-08 4:19 ` Randy.Dunlap
2006-02-08 4:28 ` Eric W. Biederman
2006-02-08 4:51 ` Randy.Dunlap
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