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-rw-r--r--drivers/base/sys.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 3236b43..9742a78 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -343,11 +343,15 @@ static void __sysdev_resume(struct sys_device *dev)
/* First, call the class-specific one */
if (cls->resume)
cls->resume(dev);
+ WARN_ONCE(!irqs_disabled(),
+ "Interrupts enabled after %pF\n", cls->resume);
/* Call auxillary drivers next. */
list_for_each_entry(drv, &cls->drivers, entry) {
if (drv->resume)
drv->resume(dev);
+ WARN_ONCE(!irqs_disabled(),
+ "Interrupts enabled after %pF\n", drv->resume);
}
}
@@ -377,6 +381,9 @@ int sysdev_suspend(pm_message_t state)
if (ret)
return ret;
+ WARN_ONCE(!irqs_disabled(),
+ "Interrupts enabled while suspending system devices\n");
+
pr_debug("Suspending System Devices\n");
list_for_each_entry_reverse(cls, &system_kset->list, kset.kobj.entry) {
@@ -393,6 +400,9 @@ int sysdev_suspend(pm_message_t state)
if (ret)
goto aux_driver;
}
+ WARN_ONCE(!irqs_disabled(),
+ "Interrupts enabled after %pF\n",
+ drv->suspend);
}
/* Now call the generic one */
@@ -400,6 +410,9 @@ int sysdev_suspend(pm_message_t state)
ret = cls->suspend(sysdev, state);
if (ret)
goto cls_driver;
+ WARN_ONCE(!irqs_disabled(),
+ "Interrupts enabled after %pF\n",
+ cls->suspend);
}
}
}
@@ -452,6 +465,9 @@ int sysdev_resume(void)
{
struct sysdev_class *cls;
+ WARN_ONCE(!irqs_disabled(),
+ "Interrupts enabled while resuming system devices\n");
+
pr_debug("Resuming System Devices\n");
list_for_each_entry(cls, &system_kset->list, kset.kobj.entry) {
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