linux-kernel - [PATCH 1/1] PM: Thaws refrigerated and to be exited kernel threads

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <B85A65D85D7EB246BE421B3FB0FBB59301DE31F934@dbde02.ent.ti.com>
Date:	Fri, 6 Nov 2009 15:06:02 +0530
From:	"Dasgupta, Romit" <romit@...com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>, "pavel@....cz" <pavel@....cz>
CC:	"linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-pm@...ts.linux-foundation.org" 
	<linux-pm@...ts.linux-foundation.org>
Subject: [PATCH 1/1] PM: Thaws refrigerated and to be exited kernel threads 

Kicks out a frozen thread from the refrigerator when an active thread has
invoked kthread_stop on the frozen thread.

Signed-off-by: Romit Dasgupta <romit@...com>
---

diff --git a/kernel/freezer.c b/kernel/freezer.c
index bd1d42b..c28dbe8 100644
--- a/kernel/freezer.c
+++ b/kernel/freezer.c
@@ -9,6 +9,7 @@
 #include <linux/module.h>
 #include <linux/syscalls.h>
 #include <linux/freezer.h>
+#include <linux/kthread.h>
 
 /*
  * freezing is complete, mark current process as frozen
@@ -49,7 +50,7 @@ void refrigerator(void)
 
 	for (;;) {
 		set_current_state(TASK_UNINTERRUPTIBLE);
-		if (!frozen(current))
+		if (!frozen(current) || (!current->mm && kthread_should_stop()))
 			break;
 		schedule();
 	}
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/