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[PATCH 02/33] task containersv11 basic task container framework fix

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From: Paul Menage <menage@...>
To: <akpm@...>, <balbir@...>, Serge E. Hallyn <serue@...>, Cedric Le Goater <clg@...>, Eric W. Biederman <ebiederm@...>, Pavel Emelianov <xemul@...>, David Rientjes <rientjes@...>, Vaidyanathan Srinivasan <svaidy@...>
Cc: Nick Piggin <nickpiggin@...>, Peter Zijlstra <a.p.zijlstra@...>, <pj@...>, <containers@...>, <linux-kernel@...>
Subject: [PATCH 02/33] task containersv11 basic task container framework fix
Date: Monday, September 17, 2007 - 5:03 pm

Handle reading /proc/self/cpuset when cpusets isn't mounted.


Signed-off-by: Paul Menage <menage@google.com>


---


 kernel/cgroup.c |    9 +++++++++

 1 file changed, 9 insertions(+)


diff -puN kernel/cgroup.c~task-cgroupsv11-basic-task-cgroup-framework-fix kernel/cgroup.c

--- a/kernel/cgroup.c~task-cgroupsv11-basic-task-cgroup-framework-fix

+++ a/kernel/cgroup.c

@@ -683,6 +683,15 @@ int cgroup_path(const struct containe

 {

 	char *start;


+	if (cont == dummytop) {

+		/*

+		 * Inactive subsystems have no dentry for their root

+		 * cgroup

+		 */

+		strcpy(buf, "/");

+		return 0;

+	}

+

 	start = buf + buflen;


 	*--start = '\0';

_


--

-
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Next thread: [PATCH 06/33] task containersv11 add procfs interface by Paul Menage on Monday, September 17, 2007 - 5:03 pm. (1 message)