diff options
| author | Janosch Frank <frankja@linux.ibm.com> | 2019-05-15 13:24:30 +0200 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2020-02-27 19:47:12 +0100 |
| commit | fe28c7868f68b82e4517efb1dc3c22e2297df340 (patch) | |
| tree | 4bb74a1c85657764d000e5232e38699120ac7bc4 /arch/s390/include | |
| parent | e0d2773d487c2a41c99d9e256d51cc0a859aa9ab (diff) | |
KVM: s390: protvirt: Report CPU state to Ultravisor
VCPU states have to be reported to the ultravisor for SIGP
interpretation, kdump, kexec and reboot.
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
[borntraeger@de.ibm.com: patch merging, splitting, fixing]
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/include')
| -rw-r--r-- | arch/s390/include/asm/uv.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/s390/include/asm/uv.h b/arch/s390/include/asm/uv.h index f149c29ddb84..fc221d91a965 100644 --- a/arch/s390/include/asm/uv.h +++ b/arch/s390/include/asm/uv.h @@ -37,6 +37,7 @@ #define UVC_CMD_UNPACK_IMG 0x0301 #define UVC_CMD_VERIFY_IMG 0x0302 #define UVC_CMD_PREPARE_RESET 0x0320 +#define UVC_CMD_CPU_SET_STATE 0x0330 #define UVC_CMD_SET_UNSHARE_ALL 0x0340 #define UVC_CMD_PIN_PAGE_SHARED 0x0341 #define UVC_CMD_UNPIN_PAGE_SHARED 0x0342 @@ -58,6 +59,7 @@ enum uv_cmds_inst { BIT_UVC_CMD_SET_SEC_PARMS = 11, BIT_UVC_CMD_UNPACK_IMG = 13, BIT_UVC_CMD_VERIFY_IMG = 14, + BIT_UVC_CMD_CPU_SET_STATE = 17, BIT_UVC_CMD_PREPARE_RESET = 18, BIT_UVC_CMD_UNSHARE_ALL = 20, BIT_UVC_CMD_PIN_PAGE_SHARED = 21, @@ -164,6 +166,19 @@ struct uv_cb_unp { u64 reserved38[3]; } __packed __aligned(8); +#define PV_CPU_STATE_OPR 1 +#define PV_CPU_STATE_STP 2 +#define PV_CPU_STATE_CHKSTP 3 + +struct uv_cb_cpu_set_state { + struct uv_cb_header header; + u64 reserved08[2]; + u64 cpu_handle; + u8 reserved20[7]; + u8 state; + u64 reserved28[5]; +}; + /* * A common UV call struct for calls that take no payload * Examples: |