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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2005-08-01 21:11:33 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-08-01 21:37:59 -0700 |
| commit | 5d3f229fcd4409d3e182b204defc122eb7833535 (patch) | |
| tree | 89db475baaf74bde17eedd7421edbd299504fc16 /arch/s390/kernel/machine_kexec.c | |
| parent | 4374ae10e5ef577d8fd73fdadcdb37149d8b3953 (diff) | |
| download | linux-5d3f229fcd4409d3e182b204defc122eb7833535.tar.bz2 | |
[PATCH] s390: kexec fixes and improvements.
Disable pseudo page fault handling before starting the new kernel and try
to use diag308 to reset the machine.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/s390/kernel/machine_kexec.c')
| -rw-r--r-- | arch/s390/kernel/machine_kexec.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/s390/kernel/machine_kexec.c b/arch/s390/kernel/machine_kexec.c index 2721c3a32b84..5aa71b05b8ae 100644 --- a/arch/s390/kernel/machine_kexec.c +++ b/arch/s390/kernel/machine_kexec.c @@ -70,6 +70,8 @@ machine_kexec(struct kimage *image) for (;;); } +extern void pfault_fini(void); + static void kexec_halt_all_cpus(void *kernel_image) { @@ -78,6 +80,11 @@ kexec_halt_all_cpus(void *kernel_image) struct kimage *image; relocate_kernel_t data_mover; +#ifdef CONFIG_PFAULT + if (MACHINE_IS_VM) + pfault_fini(); +#endif + if (atomic_compare_and_swap(-1, smp_processor_id(), &cpuid)) signal_processor(smp_processor_id(), sigp_stop); |