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authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-11-24 09:58:49 -0800
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-12-03 11:14:53 -0800
commit922cc38ab71d1360978e65207e4a4f4988987127 (patch)
tree04a8849382962089ced7992ae5d50375c3c4b4a6
parent499d19b82b586aef18727b9ae1437f8f37b66e91 (diff)
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xen: don't call dpm_resume_noirq() with interrupts disabled.
dpm_resume_noirq() takes a mutex, so it can't be called from a no-interrupt context. Don't call it from within the stop-machine function, but just afterwards, since we're resuming anyway, regardless of what happened. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Stable Kernel <stable@kernel.org>
-rw-r--r--drivers/xen/manage.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index 10d03d7931c4..7b69a1aef877 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -43,7 +43,6 @@ static int xen_suspend(void *data)
if (err) {
printk(KERN_ERR "xen_suspend: sysdev_suspend failed: %d\n",
err);
- dpm_resume_noirq(PMSG_RESUME);
return err;
}
@@ -69,7 +68,6 @@ static int xen_suspend(void *data)
}
sysdev_resume();
- dpm_resume_noirq(PMSG_RESUME);
return 0;
}
@@ -108,6 +106,9 @@ static void do_suspend(void)
}
err = stop_machine(xen_suspend, &cancelled, cpumask_of(0));
+
+ dpm_resume_noirq(PMSG_RESUME);
+
if (err) {
printk(KERN_ERR "failed to start xen_suspend: %d\n", err);
goto out;
@@ -119,8 +120,6 @@ static void do_suspend(void)
} else
xs_suspend_cancel();
- dpm_resume_noirq(PMSG_RESUME);
-
resume_devices:
dpm_resume_end(PMSG_RESUME);