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| author | Philipp Rudo <prudo@linux.vnet.ibm.com> | 2017-08-28 15:32:36 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-04-16 09:10:22 +0200 |
| commit | 840798a1f52994c172270893bd2ec6013cc92e40 (patch) | |
| tree | 338936422b71c2f0d6ab52fe7c81537cacdeadf0 /arch/s390/kernel | |
| parent | 15ceb8c936d13d940ca9e53996fbd05a26ce96db (diff) | |
| download | linux-stable-840798a1f52994c172270893bd2ec6013cc92e40.tar.gz linux-stable-840798a1f52994c172270893bd2ec6013cc92e40.tar.bz2 linux-stable-840798a1f52994c172270893bd2ec6013cc92e40.zip | |
s390/kexec_file: Add purgatory
The common code expects the architecture to have a purgatory that runs
between the two kernels. Add it now. For simplicity first skip crash
support.
Signed-off-by: Philipp Rudo <prudo@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/asm-offsets.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c index cfe2c45c5180..eb2a5c0443cd 100644 --- a/arch/s390/kernel/asm-offsets.c +++ b/arch/s390/kernel/asm-offsets.c @@ -10,6 +10,7 @@ #include <linux/kbuild.h> #include <linux/kvm_host.h> #include <linux/sched.h> +#include <linux/purgatory.h> #include <asm/idle.h> #include <asm/vdso.h> #include <asm/pgtable.h> @@ -204,5 +205,9 @@ int main(void) OFFSET(__GMAP_ASCE, gmap, asce); OFFSET(__SIE_PROG0C, kvm_s390_sie_block, prog0c); OFFSET(__SIE_PROG20, kvm_s390_sie_block, prog20); + /* kexec_sha_region */ + OFFSET(__KEXEC_SHA_REGION_START, kexec_sha_region, start); + OFFSET(__KEXEC_SHA_REGION_LEN, kexec_sha_region, len); + DEFINE(__KEXEC_SHA_REGION_SIZE, sizeof(struct kexec_sha_region)); return 0; } |