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| author | Christian Borntraeger <borntraeger@de.ibm.com> | 2013-05-17 14:41:34 +0200 |
|---|---|---|
| committer | Gleb Natapov <gleb@redhat.com> | 2013-05-21 11:55:21 +0300 |
| commit | 95d38fd0bcf1996082f5f8762e6f1c849755e0c6 (patch) | |
| tree | 6693f983fc518ac46c6c5fd31ca15891fedfd97f /arch/s390/include | |
| parent | 0d0dafc1e48fd254c22f75738def870a7ffd2c3e (diff) | |
| download | op-kernel-dev-95d38fd0bcf1996082f5f8762e6f1c849755e0c6.zip op-kernel-dev-95d38fd0bcf1996082f5f8762e6f1c849755e0c6.tar.gz | |
s390/kvm: Mark if a cpu is in SIE
Lets track in a private bit if the sie control block is active.
We want to track this as closely as possible, so we also have to
instrument the interrupt and program check handler. Lets use the
existing HANDLE_SIE_INTERCEPT macro.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Diffstat (limited to 'arch/s390/include')
| -rw-r--r-- | arch/s390/include/asm/kvm_host.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h index 16bd5d1..962b92e 100644 --- a/arch/s390/include/asm/kvm_host.h +++ b/arch/s390/include/asm/kvm_host.h @@ -68,7 +68,10 @@ struct sca_block { struct kvm_s390_sie_block { atomic_t cpuflags; /* 0x0000 */ __u32 prefix; /* 0x0004 */ - __u8 reserved8[32]; /* 0x0008 */ + __u8 reserved08[4]; /* 0x0008 */ +#define PROG_IN_SIE (1<<0) + __u32 prog0c; /* 0x000c */ + __u8 reserved10[24]; /* 0x0010 */ __u64 cputm; /* 0x0028 */ __u64 ckc; /* 0x0030 */ __u64 epoch; /* 0x0038 */ |
