On 03/03/2015 11:21, Peter Maydell wrote:
> On 3 March 2015 at 19:11, Paolo Bonzini <pbonz...@redhat.com> wrote:
>>
>>
>> On 03/03/2015 09:01, Gonglei (Arei) wrote:
>>> Hi,
>>>
>>> I encountered a Qemu segfault problem in my environment.
>>>
>>> # ./qemu-system-x86_64 -enable-kvm -m 4096 -smp 4 -name redhat6.2 -drive
>>> file=/home/win2008_ent_r2_64_01,\
>>> if=none,id=drive-ide0-0-0 -device
>>> ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 -vnc :10
>>> Segmentation fault
>>
>> Should be fixed by:
>>
>> diff --git a/kvm-all.c b/kvm-all.c
>> index 05a79c2..e04a0ca 100644
>> --- a/kvm-all.c
>> +++ b/kvm-all.c
>> @@ -1679,7 +1679,7 @@ void kvm_flush_coalesced_mmio_buffer(void)
>> {
>> KVMState *s = kvm_state;
>>
>> - if (s->coalesced_flush_in_progress) {
>> + if (!s || s->coalesced_flush_in_progress) {
>> return;
>> }
>
> Is it worth my holding off on applying further pullreqs til
> we apply this fix to master (in the interests of future
> bisectability), or does it not affect many people/configs?
I've sent the patch as message-id
1425378961-9600-1-git-send-email-pbonz...@redhat.com now. You can apply
it directly or I can send a pull request.
However, the patch depends on my other pending pull request ("[PULL
00/15] Misc changes for 2015-03-02").
Paolo
