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target/i386/mshv: Add CPU create and remove logic

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Implement MSHV-specific hooks for vCPU creation and teardown in the
i386 target.

Signed-off-by: Magnus Kulke <magnuskulke@linux.microsoft.com>
Link: https://lore.kernel.org/r/20250916164847.77883-13-magnuskulke@linux.microsoft.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Magnus Kulke
2025-10-08 19:17:30 +02:00
committed by Paolo Bonzini
parent 575df4df54
commit 4ed605c06e
1 changed files with 17 additions and 6 deletions
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target/i386/mshv/mshv-cpu.c
+17 -6
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@@ -30,6 +30,8 @@
#include "trace-accel_mshv.h"
#include "trace.h"
#include <sys/ioctl.h>
int mshv_store_regs(CPUState *cpu)
{
error_report("unimplemented");
@@ -62,20 +64,29 @@ int mshv_run_vcpu(int vm_fd, CPUState *cpu, hv_message *msg, MshvVmExit *exit)
void mshv_remove_vcpu(int vm_fd, int cpu_fd)
{
error_report("unimplemented");
abort();
close(cpu_fd);
}
int mshv_create_vcpu(int vm_fd, uint8_t vp_index, int *cpu_fd)
{
error_report("unimplemented");
abort();
int ret;
struct mshv_create_vp vp_arg = {
.vp_index = vp_index,
};
ret = ioctl(vm_fd, MSHV_CREATE_VP, &vp_arg);
if (ret < 0) {
error_report("failed to create mshv vcpu: %s", strerror(errno));
return -1;
}
*cpu_fd = ret;
return 0;
}
void mshv_init_mmio_emu(void)
{
error_report("unimplemented");
abort();
}
void mshv_arch_init_vcpu(CPUState *cpu)