When kexec is disabled, the crash_shutdown_{un,}register
functions are not available in the kernel.
This provides dummy inline functions for those so that
the callers don't have to worry about it.
Signed-off-by: Arnd Bergmann <[EMAIL PROTECTED]>
---
include/asm-powerpc/kexec.h | 13 ++++++++++++-
1 files changed, 12 insertions(+), 1 deletions(-)
diff --git a/include/asm-powerpc/kexec.h b/include/asm-powerpc/kexec.h
index 701857b..acdcdc6 100644
--- 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__
@@ -123,7 +125,6 @@ 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);
-typedef void (*crash_shutdown_t)(void);
extern int crash_shutdown_register(crash_shutdown_t handler);
extern int crash_shutdown_unregister(crash_shutdown_t handler);
@@ -143,6 +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__ */
--
1.5.4.3
--
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