#include <linux/vmalloc.h>
#include <linux/fs.h>
#include <linux/bootmem.h>
+#include <asm/fpu.h>
#include <asm/page.h>
#include <asm/cacheflush.h>
#include <asm/mmu_context.h>
+#include <asm/pgtable.h>
#include <linux/kvm_host.h>
vcpu->mmio_needed = 0;
}
+ lose_fpu(1);
+
local_irq_disable();
/* Check if we have any exceptions/interrupts pending */
kvm_mips_deliver_interrupts(vcpu,
kvm_guest_enter();
+ /* Disable hardware page table walking while in guest */
+ htw_stop();
+
r = __kvm_mips_vcpu_run(run, vcpu);
+ /* Re-enable HTW before enabling interrupts */
+ htw_start();
+
kvm_guest_exit();
local_irq_enable();
return -ENOIOCTLCMD;
}
-int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
+void kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu)
{
- return 0;
}
int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
{
uint32_t status = read_c0_status();
- if (cpu_has_fpu)
- status |= (ST0_CU1);
-
if (cpu_has_dsp)
status |= (ST0_MX);
enum emulation_result er = EMULATE_DONE;
int ret = RESUME_GUEST;
+ /* re-enable HTW before enabling interrupts */
+ htw_start();
+
/* Set a default exit reason */
run->exit_reason = KVM_EXIT_UNKNOWN;
run->ready_for_interrupt_injection = 1;
}
}
+ /* Disable HTW before returning to guest or host */
+ htw_stop();
+
return ret;
}