From: Jeff Dike <[email protected]>
Add the hypercall number to kvm_run and initialize it. This changes the ABI,
but as this particular ABI was unusable before this no users are affected.
Signed-off-by: Jeff Dike <[email protected]>
Signed-off-by: Avi Kivity <[email protected]>
---
drivers/kvm/kvm_main.c | 1 +
include/linux/kvm.h | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
index 69d9ab4..2094746 100644
--- a/drivers/kvm/kvm_main.c
+++ b/drivers/kvm/kvm_main.c
@@ -1378,6 +1378,7 @@ int kvm_hypercall(struct kvm_vcpu *vcpu, struct kvm_run *run)
}
switch (nr) {
default:
+ run->hypercall.nr = nr;
run->hypercall.args[0] = a0;
run->hypercall.args[1] = a1;
run->hypercall.args[2] = a2;
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 8db01a9..91a446f 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -99,6 +99,7 @@ struct kvm_run {
} mmio;
/* KVM_EXIT_HYPERCALL */
struct {
+ __u64 nr;
__u64 args[6];
__u64 ret;
__u32 longmode;
--
1.5.3
-
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