|
| From: | Paolo Bonzini |
| Subject: | Re: [Qemu-devel] [RFC PATCH v3 29/30] replay: improve replay performance |
| Date: | Thu, 11 Jan 2018 14:22:25 +0100 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0 |
On 11/01/2018 14:12, Pavel Dovgalyuk wrote:
>> From: Paolo Bonzini [mailto:address@hidden On Behalf Of Paolo Bonzini
>> On 11/01/2018 09:27, Pavel Dovgalyuk wrote:
>>> + } else {
>>> + qemu_notify_event();
>>> + }
>>
>> Before this patch, what would do the qemu_notify_event?
>
> We tried using qemu_notify_event to wake up the iothread and speedup the
> replay,
> when there is no work for vcpu thread to do.
But why doesn't the iothread wake up on its own?
Paolo
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