- patches.apparmor/remove_suid_new_case_in_2.6.22.diff: Merge fix.

[linux-flexiantxendom0-3.2.10.git] / kernel / stop_machine.c

diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index 1245804..fcee2a8 100644 (file)
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -1,12 +1,15 @@
 /* Copyright 2005 Rusty Russell rusty@rustcorp.com.au IBM Corporation.
  * GPL v2 and any later version.
  */
-#include <linux/stop_machine.h>
-#include <linux/kthread.h>
-#include <linux/sched.h>
 #include <linux/cpu.h>
 #include <linux/err.h>
+#include <linux/kthread.h>
+#include <linux/module.h>
+#include <linux/sched.h>
+#include <linux/stop_machine.h>
 #include <linux/syscalls.h>
+#include <linux/interrupt.h>
+
 #include <asm/atomic.h>
 #include <asm/semaphore.h>
 #include <asm/uaccess.h>
@@ -44,6 +47,7 @@ static int stopmachine(void *cpu)
                if (stopmachine_state == STOPMACHINE_DISABLE_IRQ 
                    && !irqs_disabled) {
                        local_irq_disable();
+                       hard_irq_disable();
                        irqs_disabled = 1;
                        /* Ack: irqs disabled. */
                        smp_mb(); /* Must read state first. */
@@ -123,6 +127,7 @@ static int stop_machine(void)
 
        /* Make them disable irqs. */
        local_irq_disable();
+       hard_irq_disable();
        stopmachine_set_state(STOPMACHINE_DISABLE_IRQ);
 
        return 0;
@@ -208,3 +213,4 @@ int stop_machine_run(int (*fn)(void *), void *data, unsigned int cpu)
 
        return ret;
 }
+EXPORT_SYMBOL_GPL(stop_machine_run);