diff options
| author | Alexander Graf <agraf@csgraf.de> | 2021-09-16 17:53:56 +0200 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2021-09-20 09:57:03 +0100 |
| commit | 5b3e7517246cbfdd7ea1f1b2a4637e308f1fdb83 (patch) | |
| tree | 26a8c22c56dafe842dd57aaf9d49936f32472faa /accel | |
| parent | 0130895ddf63d8ebdc6e20e86054794fac60d1d8 (diff) | |
hvf: Add execute to dirty log permission bitmap
Hvf's permission bitmap during and after dirty logging does not include
the HV_MEMORY_EXEC permission. At least on Apple Silicon, this leads to
instruction faults once dirty logging was enabled.
Add the bit to make it work properly.
Signed-off-by: Alexander Graf <agraf@csgraf.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20210916155404.86958-3-agraf@csgraf.de
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'accel')
| -rw-r--r-- | accel/hvf/hvf-accel-ops.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/accel/hvf/hvf-accel-ops.c b/accel/hvf/hvf-accel-ops.c index d1691be989..71cc2fa70f 100644 --- a/accel/hvf/hvf-accel-ops.c +++ b/accel/hvf/hvf-accel-ops.c @@ -239,12 +239,12 @@ static void hvf_set_dirty_tracking(MemoryRegionSection *section, bool on) if (on) { slot->flags |= HVF_SLOT_LOG; hv_vm_protect((uintptr_t)slot->start, (size_t)slot->size, - HV_MEMORY_READ); + HV_MEMORY_READ | HV_MEMORY_EXEC); /* stop tracking region*/ } else { slot->flags &= ~HVF_SLOT_LOG; hv_vm_protect((uintptr_t)slot->start, (size_t)slot->size, - HV_MEMORY_READ | HV_MEMORY_WRITE); + HV_MEMORY_READ | HV_MEMORY_WRITE | HV_MEMORY_EXEC); } } |