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 --- 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 +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 --