powerpc/kexec: Fix build failure on 32-bit SMP

[pandora-kernel.git] / arch / powerpc / kernel / crash.c

diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
index 5b5e1f0..5eb0ee3 100644 (file)
--- a/arch/powerpc/kernel/crash.c
+++ b/arch/powerpc/kernel/crash.c
@@ -162,34 +162,6 @@ static void crash_kexec_prepare_cpus(int cpu)
        /* Leave the IPI callback set */
 }
 
-/* wait for all the CPUs to hit real mode but timeout if they don't come in */
-#ifdef CONFIG_PPC_STD_MMU_64
-static void crash_kexec_wait_realmode(int cpu)
-{
-       unsigned int msecs;
-       int i;
-
-       msecs = 10000;
-       for (i=0; i < NR_CPUS && msecs > 0; i++) {
-               if (i == cpu)
-                       continue;
-
-               while (paca[i].kexec_state < KEXEC_STATE_REAL_MODE) {
-                       barrier();
-                       if (!cpu_possible(i)) {
-                               break;
-                       }
-                       if (!cpu_online(i)) {
-                               break;
-                       }
-                       msecs--;
-                       mdelay(1);
-               }
-       }
-       mb();
-}
-#endif /* CONFIG_PPC_STD_MMU_64 */
-
 /*
  * This function will be called by secondary cpus or by kexec cpu
  * if soft-reset is activated to stop some CPUs.
@@ -234,7 +206,6 @@ void crash_kexec_secondary(struct pt_regs *regs)
 }
 
 #else  /* ! CONFIG_SMP */
-static inline void crash_kexec_wait_realmode(int cpu) {}
 
 static void crash_kexec_prepare_cpus(int cpu)
 {
@@ -257,6 +228,36 @@ void crash_kexec_secondary(struct pt_regs *regs)
 }
 #endif /* CONFIG_SMP */
 
+/* wait for all the CPUs to hit real mode but timeout if they don't come in */
+#if defined(CONFIG_SMP) && defined(CONFIG_PPC_STD_MMU_64)
+static void crash_kexec_wait_realmode(int cpu)
+{
+       unsigned int msecs;
+       int i;
+
+       msecs = 10000;
+       for (i=0; i < NR_CPUS && msecs > 0; i++) {
+               if (i == cpu)
+                       continue;
+
+               while (paca[i].kexec_state < KEXEC_STATE_REAL_MODE) {
+                       barrier();
+                       if (!cpu_possible(i)) {
+                               break;
+                       }
+                       if (!cpu_online(i)) {
+                               break;
+                       }
+                       msecs--;
+                       mdelay(1);
+               }
+       }
+       mb();
+}
+#else
+static inline void crash_kexec_wait_realmode(int cpu) {}
+#endif /* CONFIG_SMP && CONFIG_PPC_STD_MMU_64 */
+
 /*
  * Register a function to be called on shutdown.  Only use this if you
  * can't reset your device in the second kernel.