aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--arch/powerpc/include/asm/kexec.h15
-rw-r--r--arch/powerpc/kernel/Makefile2
2 files changed, 7 insertions, 10 deletions
diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h
index 3736d9b33289..6dbffc981702 100644
--- a/arch/powerpc/include/asm/kexec.h
+++ b/arch/powerpc/include/asm/kexec.h
@@ -33,12 +33,12 @@
33 33
34#ifndef __ASSEMBLY__ 34#ifndef __ASSEMBLY__
35#include <linux/cpumask.h> 35#include <linux/cpumask.h>
36#include <asm/reg.h>
36 37
37typedef void (*crash_shutdown_t)(void); 38typedef void (*crash_shutdown_t)(void);
38 39
39#ifdef CONFIG_KEXEC 40#ifdef CONFIG_KEXEC
40 41
41#ifdef __powerpc64__
42/* 42/*
43 * This function is responsible for capturing register states if coming 43 * This function is responsible for capturing register states if coming
44 * via panic or invoking dump using sysrq-trigger. 44 * via panic or invoking dump using sysrq-trigger.
@@ -48,6 +48,7 @@ static inline void crash_setup_regs(struct pt_regs *newregs,
48{ 48{
49 if (oldregs) 49 if (oldregs)
50 memcpy(newregs, oldregs, sizeof(*newregs)); 50 memcpy(newregs, oldregs, sizeof(*newregs));
51#ifdef __powerpc64__
51 else { 52 else {
52 /* FIXME Merge this with xmon_save_regs ?? */ 53 /* FIXME Merge this with xmon_save_regs ?? */
53 unsigned long tmp1, tmp2; 54 unsigned long tmp1, tmp2;
@@ -100,15 +101,11 @@ static inline void crash_setup_regs(struct pt_regs *newregs,
100 : "b" (newregs) 101 : "b" (newregs)
101 : "memory"); 102 : "memory");
102 } 103 }
103}
104#else 104#else
105/* 105 else
106 * Provide a dummy definition to avoid build failures. Will remain 106 ppc_save_regs(newregs);
107 * empty till crash dump support is enabled. 107#endif /* __powerpc64__ */
108 */ 108}
109static inline void crash_setup_regs(struct pt_regs *newregs,
110 struct pt_regs *oldregs) { }
111#endif /* !__powerpc64 __ */
112 109
113extern void kexec_smp_wait(void); /* get and clear naca physid, wait for 110extern void kexec_smp_wait(void); /* get and clear naca physid, wait for
114 master to copy new code to 0 */ 111 master to copy new code to 0 */
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 616c8891d858..089209aa2132 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -102,7 +102,7 @@ endif
102 102
103obj-$(CONFIG_PPC64) += $(obj64-y) 103obj-$(CONFIG_PPC64) += $(obj64-y)
104 104
105ifneq ($(CONFIG_XMON),) 105ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC),)
106obj-y += ppc_save_regs.o 106obj-y += ppc_save_regs.o
107endif 107endif
108 108