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[PATCH] suspend: don't change cpus_allowed for task initiating the suspend 

Don't modify the cpus_allowed of the task initiating the suspend.
_cpu_down() already makes sure that the task doing the suspend doesn't run
on dying cpu.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Nigel Cunningham <nigel@suspend2.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Siddha, Suresh B 2006-12-06 20:34:31 -08:00 committed by Linus Torvalds
parent 2d4a34c936
commit 112cecb2cc
1 changed files with 1 additions and 5 deletions
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6
kernel/cpu.c
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@ -270,11 +270,7 @@ int disable_nonboot_cpus(void)
goto out;
}
}
error = set_cpus_allowed(current, cpumask_of_cpu(first_cpu));
if (error) {
printk(KERN_ERR "Could not run on CPU%d\n", first_cpu);
goto out;
}
/* We take down all of the non-boot CPUs in one shot to avoid races
* with the userspace trying to use the CPU hotplug at the same time
*/