The patch titled
s2ram: warn when interrupts should be disabled but are not
has been removed from the -mm tree. Its filename was
s2ram-warn-when-interrupts-should-be-disabled-but-are-not.patch
This patch was dropped because an updated version will be merged
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: s2ram: warn when interrupts should be disabled but are not
From: Pavel Machek <pavel@xxxxxx>
sysdevs should be suspended/resumed with IRQs disabled; if something
reenables them by mistake, we want to know early.
Signed-off-by: Pavel Machek <pavel@xxxxxxx>
Cc: "Rafael J. Wysocki" <rjw@xxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/base/sys.c | 3 +++
1 file changed, 3 insertions(+)
diff -puN drivers/base/sys.c~s2ram-warn-when-interrupts-should-be-disabled-but-are-not drivers/base/sys.c
--- a/drivers/base/sys.c~s2ram-warn-when-interrupts-should-be-disabled-but-are-not
+++ a/drivers/base/sys.c
@@ -22,6 +22,7 @@
#include <linux/pm.h>
#include <linux/device.h>
#include <linux/mutex.h>
+#include <linux/hardirq.h>
#include "base.h"
@@ -383,6 +384,7 @@ int sysdev_suspend(pm_message_t state)
/* Call auxillary drivers first */
list_for_each_entry(drv, &cls->drivers, entry) {
if (drv->suspend) {
+ WARN_ON(!irqs_disabled());
ret = drv->suspend(sysdev, state);
if (ret)
goto aux_driver;
@@ -458,6 +460,7 @@ int sysdev_resume(void)
list_for_each_entry(sysdev, &cls->kset.list, kobj.entry) {
pr_debug(" %s\n", kobject_name(&sysdev->kobj));
+ WARN_ON(!irqs_disabled());
__sysdev_resume(sysdev);
}
}
_
Patches currently in -mm which might be from pavel@xxxxxx are
origin.patch
acpi_pm_device_sleep_state-cleanup.patch
s2ram-warn-when-interrupts-should-be-disabled-but-are-not.patch
hci_usbh-fix-hard-to-trigger-race.patch
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