Example use of WARN()

[linux-2.6-omap-h63xx.git] / include / asm-powerpc / kexec.h

diff --git a/include/asm-powerpc/kexec.h b/include/asm-powerpc/kexec.h
index 11cbdf81fd2e8f5113f1359660ce1f16eb1add91..acdcdc66f1b6ed6ee499a8a453b56ed90f66c08c 100644 (file)
--- a/include/asm-powerpc/kexec.h
+++ b/include/asm-powerpc/kexec.h
@@ -34,6 +34,8 @@
 #ifndef __ASSEMBLY__
 #include <linux/cpumask.h>
 
+typedef void (*crash_shutdown_t)(void);
+
 #ifdef CONFIG_KEXEC
 
 #ifdef __powerpc64__
@@ -108,8 +110,6 @@ static inline void crash_setup_regs(struct pt_regs *newregs,
                                        struct pt_regs *oldregs) { }
 #endif /* !__powerpc64 __ */
 
-#define MAX_NOTE_BYTES 1024
-
 extern void kexec_smp_wait(void);      /* get and clear naca physid, wait for
                                          master to copy new code to 0 */
 extern int crashing_cpu;
@@ -125,6 +125,8 @@ struct pt_regs;
 extern void default_machine_kexec(struct kimage *image);
 extern int default_machine_kexec_prepare(struct kimage *image);
 extern void default_machine_crash_shutdown(struct pt_regs *regs);
+extern int crash_shutdown_register(crash_shutdown_t handler);
+extern int crash_shutdown_unregister(crash_shutdown_t handler);
 
 extern void machine_kexec_simple(struct kimage *image);
 extern void crash_kexec_secondary(struct pt_regs *regs);
@@ -142,6 +144,16 @@ static inline int overlaps_crashkernel(unsigned long start, unsigned long size)
 
 static inline void reserve_crashkernel(void) { ; }
 
+static inline int crash_shutdown_register(crash_shutdown_t handler)
+{
+       return 0;
+}
+
+static inline int crash_shutdown_unregister(crash_shutdown_t handler)
+{
+       return 0;
+}
+
 #endif /* CONFIG_KEXEC */
 #endif /* ! __ASSEMBLY__ */
 #endif /* __KERNEL__ */