powerpc: add defconfig for Freescale MPC8349E-mITX board

[linux-2.6] / kernel / sys.c

diff --git a/kernel/sys.c b/kernel/sys.c
index 90930b28d2ca1ae77f643aaf44242d3f018f2e2f..2d5179c67cec727f40476e2f9e75fbb9eeeb8d8c 100644 (file)
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -137,14 +137,15 @@ static int __kprobes notifier_call_chain(struct notifier_block **nl,
                unsigned long val, void *v)
 {
        int ret = NOTIFY_DONE;
-       struct notifier_block *nb;
+       struct notifier_block *nb, *next_nb;
 
        nb = rcu_dereference(*nl);
        while (nb) {
+               next_nb = rcu_dereference(nb->next);
                ret = nb->notifier_call(nb, val, v);
                if ((ret & NOTIFY_STOP_MASK) == NOTIFY_STOP_MASK)
                        break;
-               nb = rcu_dereference(nb->next);
+               nb = next_nb;
        }
        return ret;
 }
@@ -588,7 +589,7 @@ void emergency_restart(void)
 }
 EXPORT_SYMBOL_GPL(emergency_restart);
 
-void kernel_restart_prepare(char *cmd)
+static void kernel_restart_prepare(char *cmd)
 {
        blocking_notifier_call_chain(&reboot_notifier_list, SYS_RESTART, cmd);
        system_state = SYSTEM_RESTART;
@@ -622,7 +623,7 @@ EXPORT_SYMBOL_GPL(kernel_restart);
  *     Move into place and start executing a preloaded standalone
  *     executable.  If nothing was preloaded return an error.
  */
-void kernel_kexec(void)
+static void kernel_kexec(void)
 {
 #ifdef CONFIG_KEXEC
        struct kimage *image;
@@ -636,7 +637,6 @@ void kernel_kexec(void)
        machine_kexec(image);
 #endif
 }
-EXPORT_SYMBOL_GPL(kernel_kexec);
 
 void kernel_shutdown_prepare(enum system_states state)
 {