On 05/04/19 18:33, Sergio Lopez wrote:
>> - qemu_bh_schedule_nested should not be necessary since we have
>> ctx->notify_me to also avoid the event_notifier_set call. However, it
>> is possible to avoid the smp_mb at the beginning of aio_notify, since
>> atomic_xchg already implies it. Maybe
On Fri, Apr 05, 2019 at 06:29:49PM +0200, Sergio Lopez wrote:
>
> Stefan Hajnoczi writes:
>
> > Hi Sergio,
> > Here are the forgotten event loop optimizations I mentioned:
> >
> > https://github.com/stefanha/qemu/commits/event-loop-optimizations
> >
> > The goal was to eliminate or reorder sysc
Paolo Bonzini writes:
> On 26/03/19 14:18, Stefan Hajnoczi wrote:
>> Hi Sergio,
>> Here are the forgotten event loop optimizations I mentioned:
>>
>> https://github.com/stefanha/qemu/commits/event-loop-optimizations
>>
>> The goal was to eliminate or reorder syscalls so that useful work (like
Stefan Hajnoczi writes:
> Hi Sergio,
> Here are the forgotten event loop optimizations I mentioned:
>
> https://github.com/stefanha/qemu/commits/event-loop-optimizations
>
> The goal was to eliminate or reorder syscalls so that useful work (like
> executing BHs) occurs as soon as possible after
On 02/04/19 18:18, Kevin Wolf wrote:
> Am 26.03.2019 um 15:11 hat Paolo Bonzini geschrieben:
>> - but actually (and a precursor to using IOCB_CMD_POLL) it should be
>> possible to have just one LinuxAioState per AioContext, and then
>> it can simply share the AioContext's EventNotifier. This remov
Am 26.03.2019 um 15:11 hat Paolo Bonzini geschrieben:
> - but actually (and a precursor to using IOCB_CMD_POLL) it should be
> possible to have just one LinuxAioState per AioContext, and then
> it can simply share the AioContext's EventNotifier. This removes
> the need to do the event_notifier_tes
On Tue, Mar 26, 2019 at 02:37:35PM +0100, Paolo Bonzini wrote:
> On 26/03/19 14:18, Stefan Hajnoczi wrote:
> > Hi Sergio,
> > Here are the forgotten event loop optimizations I mentioned:
> >
> > https://github.com/stefanha/qemu/commits/event-loop-optimizations
> >
> > The goal was to eliminate
On 26/03/19 14:18, Stefan Hajnoczi wrote:
> Hi Sergio,
> Here are the forgotten event loop optimizations I mentioned:
>
> https://github.com/stefanha/qemu/commits/event-loop-optimizations
>
> The goal was to eliminate or reorder syscalls so that useful work (like
> executing BHs) occurs as soon
On 26/03/19 14:18, Stefan Hajnoczi wrote:
> Hi Sergio,
> Here are the forgotten event loop optimizations I mentioned:
>
> https://github.com/stefanha/qemu/commits/event-loop-optimizations
>
> The goal was to eliminate or reorder syscalls so that useful work (like
> executing BHs) occurs as soon
Hi Sergio,
Here are the forgotten event loop optimizations I mentioned:
https://github.com/stefanha/qemu/commits/event-loop-optimizations
The goal was to eliminate or reorder syscalls so that useful work (like
executing BHs) occurs as soon as possible after an event is detected.
I remember tha
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