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authorDavid Hildenbrand <dahi@linux.vnet.ibm.com>2014-10-15 18:48:16 +0400
committerChristian Borntraeger <borntraeger@de.ibm.com>2015-01-23 15:25:33 +0300
commit2822545f9fe264ec62d4abc69c17ae759eafe4ce (patch)
tree4526daad7c339a310f2223df2a64b579dc40bb94 /include/uapi/linux/kvm.h
parent2d00f759427bb3ed963b60f570830e9eca7e1c69 (diff)
downloadlinux-2822545f9fe264ec62d4abc69c17ae759eafe4ce.tar.xz
KVM: s390: new parameter for SIGP STOP irqs
In order to get rid of the action_flags and to properly migrate pending SIGP STOP irqs triggered e.g. by SIGP STOP AND STORE STATUS, we need to remember whether to store the status when stopping. For this reason, a new parameter (flags) for the SIGP STOP irq is introduced. These flags further define details of the requested STOP and can be easily migrated. Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com> Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'include/uapi/linux/kvm.h')
-rw-r--r--include/uapi/linux/kvm.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index a37fd1224f36..adc24a3fd23e 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -491,6 +491,11 @@ struct kvm_s390_emerg_info {
__u16 code;
};
+#define KVM_S390_STOP_FLAG_STORE_STATUS 0x01
+struct kvm_s390_stop_info {
+ __u32 flags;
+};
+
struct kvm_s390_mchk_info {
__u64 cr14;
__u64 mcic;
@@ -509,6 +514,7 @@ struct kvm_s390_irq {
struct kvm_s390_emerg_info emerg;
struct kvm_s390_extcall_info extcall;
struct kvm_s390_prefix_info prefix;
+ struct kvm_s390_stop_info stop;
struct kvm_s390_mchk_info mchk;
char reserved[64];
} u;