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Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSI
From: |
malc |
Subject: |
Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX |
Date: |
Thu, 5 Apr 2012 17:00:45 +0400 (MSK) |
User-agent: |
Alpine 2.00 (LNX 1167 2008-08-23) |
On Thu, 5 Apr 2012, Jan Kiszka wrote:
> On 2012-04-05 14:56, Paolo Bonzini wrote:
> > Il 05/04/2012 14:53, malc ha scritto:
> >> On Thu, 5 Apr 2012, Paolo Bonzini wrote:
> >>
> >>> Il 05/04/2012 14:30, malc ha scritto:
> >>>>>> Would save that "* 1000". I just wondered why we do not use it
> >>>>>> elsewhere
> >>>>>> in QEMU and was reluctant to risk some BSD breakage.
> >>>>>>
> >>>> It's probably worth mentioning that using anything other than
> >>>> clock_gettime and CLOCK_MONOTONING (as well as setting proper pthread
> >>>> clock attr on the condition variable) is prone to the surprises (such
> >>>> as NTP corrections and daylight saving changes).
> >>>
> >>> I was about to suggest the same, but how widespread is support for
> >>> pthread_condattr_setclock?
> >>
> >> If it's not all is lost anyway.
> >
> > Only once every year. :)
>
> ...and not for the current user of this service which do not care that
> much about the timeout and a potential delay or early shot.
>
An hour of potential delay mind you.
--
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- [Qemu-devel] [PATCH v3 00/10] Use more central threading and synchronization services, Jan Kiszka, 2012/04/05
- [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Jan Kiszka, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Peter Maydell, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Jan Kiszka, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Peter Maydell, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, malc, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Paolo Bonzini, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, malc, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Paolo Bonzini, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Jan Kiszka, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX,
malc <=
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Jan Kiszka, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, malc, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, Jan Kiszka, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, malc, 2012/04/05
- Re: [Qemu-devel] [PATCH v3 01/10] Introduce qemu_cond_timedwait for POSIX, malc, 2012/04/05
[Qemu-devel] [PATCH v3 04/10] qemu-thread: Factor out qemu_error_exit, Jan Kiszka, 2012/04/05
[Qemu-devel] [PATCH v3 03/10] Switch compatfd to QEMU thread, Jan Kiszka, 2012/04/05
[Qemu-devel] [PATCH v3 05/10] Introduce QemuEvent abstraction, Jan Kiszka, 2012/04/05