diff options
Diffstat (limited to 'accel')
| -rw-r--r-- | accel/kvm/kvm-all.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index 2f5597572a..0e66ebb497 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -61,6 +61,10 @@ #endif #define PAGE_SIZE qemu_real_host_page_size +#ifndef KVM_GUESTDBG_BLOCKIRQ +#define KVM_GUESTDBG_BLOCKIRQ 0 +#endif + //#define DEBUG_KVM #ifdef DEBUG_KVM @@ -2574,6 +2578,15 @@ static int kvm_init(MachineState *ms) kvm_sstep_flags = 0; if (kvm_has_guest_debug) { kvm_sstep_flags = SSTEP_ENABLE; + +#if defined KVM_CAP_SET_GUEST_DEBUG2 + int guest_debug_flags = + kvm_check_extension(s, KVM_CAP_SET_GUEST_DEBUG2); + + if (guest_debug_flags & KVM_GUESTDBG_BLOCKIRQ) { + kvm_sstep_flags |= SSTEP_NOIRQ; + } +#endif } kvm_state = s; @@ -3205,6 +3218,10 @@ int kvm_update_guest_debug(CPUState *cpu, unsigned long reinject_trap) if (cpu->singlestep_enabled) { data.dbg.control |= KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_SINGLESTEP; + + if (cpu->singlestep_enabled & SSTEP_NOIRQ) { + data.dbg.control |= KVM_GUESTDBG_BLOCKIRQ; + } } kvm_arch_update_guest_debug(cpu, &data.dbg); |