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authorGlauber Costa <gcosta@redhat.com>2008-03-17 16:08:38 -0300
committerAvi Kivity <avi@qumranet.com>2008-04-27 12:00:29 +0300
commited23dc6f5bc950ebbe683dd0bed1d5878230c171 (patch)
tree7a25b86c600b5429196dd56d684ea72d3e0be63c
parent096d14a3b57e4a87d27be09cc64b4f84660acd08 (diff)
x86: allow machine_crash_shutdown to be replaced
This patch a llows machine_crash_shutdown to be replaced, just like any of the other functions in machine_ops Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
-rw-r--r--arch/x86/kernel/crash.c3
-rw-r--r--arch/x86/kernel/reboot.c11
-rw-r--r--include/asm-x86/reboot.h1
3 files changed, 13 insertions, 2 deletions
diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c
index 2251d0ae957..26855381790 100644
--- a/arch/x86/kernel/crash.c
+++ b/arch/x86/kernel/crash.c
@@ -25,6 +25,7 @@
#include <asm/hpet.h>
#include <linux/kdebug.h>
#include <asm/smp.h>
+#include <asm/reboot.h>
#include <mach_ipi.h>
@@ -117,7 +118,7 @@ static void nmi_shootdown_cpus(void)
}
#endif
-void machine_crash_shutdown(struct pt_regs *regs)
+void native_machine_crash_shutdown(struct pt_regs *regs)
{
/* This function is only called after the system
* has panicked or is otherwise in a critical state.
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 1791a751a77..0f1d5678d6e 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -470,7 +470,10 @@ struct machine_ops machine_ops = {
.shutdown = native_machine_shutdown,
.emergency_restart = native_machine_emergency_restart,
.restart = native_machine_restart,
- .halt = native_machine_halt
+ .halt = native_machine_halt,
+#ifdef CONFIG_KEXEC
+ .crash_shutdown = native_machine_crash_shutdown,
+#endif
};
void machine_power_off(void)
@@ -498,3 +501,9 @@ void machine_halt(void)
machine_ops.halt();
}
+#ifdef CONFIG_KEXEC
+void machine_crash_shutdown(struct pt_regs *regs)
+{
+ machine_ops.crash_shutdown(regs);
+}
+#endif
diff --git a/include/asm-x86/reboot.h b/include/asm-x86/reboot.h
index 6b5233b4f84..0891a41cd7e 100644
--- a/include/asm-x86/reboot.h
+++ b/include/asm-x86/reboot.h
@@ -15,5 +15,6 @@ struct machine_ops {
extern struct machine_ops machine_ops;
void machine_real_restart(unsigned char *code, int length);
+void native_machine_crash_shutdown(struct pt_regs *regs);
#endif /* _ASM_REBOOT_H */