From: Paolo Bonzini <pbonzini@redhat.com>
To: Alex Bligh <alex@alex.org.uk>
Cc: Kevin Wolf <kwolf@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>,
qemu-devel@nongnu.org, Stefan Hajnoczi <stefanha@redhat.com>,
rth@twiddle.net
Subject: Re: [Qemu-devel] [PATCH] [RFC] aio/async: Add timed bottom-halves
Date: Tue, 16 Jul 2013 09:34:20 +0200 [thread overview]
Message-ID: <51E4F77C.2090509@redhat.com> (raw)
In-Reply-To: <E703FC41C45C57C2CB39E5C7@nimrod.local>
Il 16/07/2013 09:30, Alex Bligh ha scritto:
>
>> You did. But aio_wait() ignores the timeout. It is only used by the
>> main loop.
>
> OK well that seems worth fixing in any case, as even without timed bh's
> that means no bh can be executed for an indeterminate time. I'll have
> a look at that.
No, BHs work because they do aio_notify(). Idle BHs can be skipped for
an indeterminate time, but that's fine because idle BHs are a hack that
we should not need at all.
Paolo
next prev parent reply other threads:[~2013-07-16 7:34 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-06 16:24 [Qemu-devel] [PATCH] [RFC] aio/async: Add timed bottom-halves Alex Bligh
2013-07-06 16:31 ` Alex Bligh
2013-07-06 18:04 ` [Qemu-devel] [PATCHv2] " Alex Bligh
2013-07-15 14:25 ` [Qemu-devel] [PATCH] " Paolo Bonzini
2013-07-15 20:15 ` Alex Bligh
2013-07-15 20:53 ` Paolo Bonzini
2013-07-15 23:04 ` Alex Bligh
2013-07-16 6:16 ` Paolo Bonzini
2013-07-16 7:30 ` Alex Bligh
2013-07-16 7:34 ` Paolo Bonzini [this message]
2013-07-16 15:29 ` Alex Bligh
2013-07-16 15:43 ` Paolo Bonzini
2013-07-16 16:14 ` Alex Bligh
2013-07-16 16:55 ` Paolo Bonzini
2013-07-16 21:22 ` [Qemu-devel] [PATCHv3] " Alex Bligh
2013-07-16 21:24 ` [Qemu-devel] [PATCH] " Alex Bligh
2013-07-17 3:02 ` Stefan Hajnoczi
2013-07-17 8:07 ` Alex Bligh
2013-07-17 8:11 ` Paolo Bonzini
2013-07-17 16:09 ` Alex Bligh
2013-07-18 18:48 ` Alex Bligh
2013-07-19 1:58 ` Stefan Hajnoczi
2013-07-19 6:22 ` Paolo Bonzini
2013-07-19 6:38 ` Alex Bligh
2013-07-19 6:51 ` Paolo Bonzini
2013-07-19 17:26 ` [Qemu-devel] [PATCH] [RFC] aio/timers: Drop alarm timers; introduce QEMUClock to AioContext; run timers in aio_poll Alex Bligh
2013-07-25 9:00 ` Stefan Hajnoczi
2013-07-25 9:02 ` Stefan Hajnoczi
2013-07-17 7:50 ` [Qemu-devel] [PATCH] [RFC] aio/async: Add timed bottom-halves Kevin Wolf
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