diff options
| author | Christian Borntraeger <borntraeger@de.ibm.com> | 2013-06-12 13:54:53 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-06-17 17:05:07 +0200 |
| commit | 69d0d3a3160690cf64ea3bf484ca1f9d7a1bf798 (patch) | |
| tree | 29a585340a1f98b379852ede5935df2d1dcb33c8 /arch/s390/include/asm | |
| parent | db70ccdfb9953b984f5b95d98c50d8da335bab59 (diff) | |
KVM: s390: guest large pages
This patch enables kvm to give large pages to the guest. The heavy
lifting is done by the hardware, the host only has to take care
of the PFMF instruction, which is also part of EDAT-1.
We also support the non-quiescing key setting facility if the host
supports it, to behave similar to the interpretation of sske.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/s390/include/asm')
| -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 9a809f935580..43207dd45fab 100644 --- a/arch/s390/include/asm/kvm_host.h +++ b/arch/s390/include/asm/kvm_host.h @@ -62,6 +62,7 @@ struct sca_block { #define CPUSTAT_MCDS 0x00000100 #define CPUSTAT_SM 0x00000080 #define CPUSTAT_G 0x00000008 +#define CPUSTAT_GED 0x00000004 #define CPUSTAT_J 0x00000002 #define CPUSTAT_P 0x00000001 @@ -96,7 +97,8 @@ struct kvm_s390_sie_block { __u32 scaoh; /* 0x005c */ __u8 reserved60; /* 0x0060 */ __u8 ecb; /* 0x0061 */ - __u8 reserved62[2]; /* 0x0062 */ + __u8 ecb2; /* 0x0062 */ + __u8 reserved63[1]; /* 0x0063 */ __u32 scaol; /* 0x0064 */ __u8 reserved68[4]; /* 0x0068 */ __u32 todpr; /* 0x006c */ @@ -136,6 +138,7 @@ struct kvm_vcpu_stat { u32 deliver_program_int; u32 deliver_io_int; u32 exit_wait_state; + u32 instruction_pfmf; u32 instruction_stidp; u32 instruction_spx; u32 instruction_stpx; |