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[S390] Automatic IPL after dump

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Provide new shutdown action "dump_reipl" for automatic ipl after dump.

Signed-off-by: Frank Munzert <munzert@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
This commit is contained in:
Frank Munzert
2009-03-26 15:23:43 +01:00
committed by Martin Schwidefsky
parent d7fd5f1e3b
commit 099b765139
6 changed files with 172 additions and 26 deletions
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9
arch/s390/kernel/smp.c
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@@ -50,12 +50,6 @@
#include <asm/vdso.h>
#include "entry.h"
/*
* An array with a pointer the lowcore of every CPU.
*/
struct _lowcore *lowcore_ptr[NR_CPUS];
EXPORT_SYMBOL(lowcore_ptr);
static struct task_struct *current_set[NR_CPUS];
static u8 smp_cpu_type;
@@ -82,9 +76,6 @@ void smp_send_stop(void)
/* Disable all interrupts/machine checks */
__load_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK);
/* write magic number to zero page (absolute 0) */
lowcore_ptr[smp_processor_id()]->panic_magic = __PANIC_MAGIC;
/* stop all processors */
for_each_online_cpu(cpu) {
if (cpu == smp_processor_id())