ARM: 6118/1: kdump: implement machine_crash_shutdown()

Implement function machine_crash_shutdown() which disables IRQs and
saves machine state to ELF notes structure.

Signed-off-by: Mika Westerberg <ext-mika.1.westerberg@nokia.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 598ca61e7bca8496a853128a433dc7d1dfba0edf..81e989858d42b33dcfe442abcccdaa4bec66dff4 100644 (file)
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -43,6 +43,10 @@ void machine_shutdown(void)
 
 void machine_crash_shutdown(struct pt_regs *regs)
 {
+       local_irq_disable();
+       crash_save_cpu(regs, smp_processor_id());
+
+       printk(KERN_INFO "Loading crashdump kernel...\n");
 }
 
 void machine_kexec(struct kimage *image)