diff options
| author | Frank Munzert <munzert@de.ibm.com> | 2009-03-26 15:23:43 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2009-03-26 15:24:03 +0100 |
| commit | 099b765139929efdcf232f8870804accf8c4cdc5 (patch) | |
| tree | 9869bb629def6f49d5d3b82e8e0b301cabbc1b8c /arch/s390/kernel/setup.c | |
| parent | d7fd5f1e3b195a8232b3ed768ac2809ddce8ca46 (diff) | |
[S390] Automatic IPL after dump
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>
Diffstat (limited to 'arch/s390/kernel/setup.c')
| -rw-r--r-- | arch/s390/kernel/setup.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index c5cfb6185ea..8fdf08379ce 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -86,6 +86,10 @@ volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */ int __initdata memory_end_set; unsigned long __initdata memory_end; +/* An array with a pointer to the lowcore of every CPU. */ +struct _lowcore *lowcore_ptr[NR_CPUS]; +EXPORT_SYMBOL(lowcore_ptr); + /* * This is set up by the setup-routine at boot-time * for S390 need to find out, what we have to setup @@ -434,6 +438,7 @@ setup_lowcore(void) lc->vdso_per_cpu_data = (unsigned long) &lc->paste[0]; #endif set_prefix((u32)(unsigned long) lc); + lowcore_ptr[0] = lc; } static void __init |