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Re: [Qemu-devel] [PATCH v13 19/25] replay: add BH oneshot event for bloc


From: Kevin Wolf
Subject: Re: [Qemu-devel] [PATCH v13 19/25] replay: add BH oneshot event for block layer
Date: Fri, 15 Mar 2019 11:32:02 +0100
User-agent: Mutt/1.11.3 (2019-02-01)

Am 15.03.2019 um 08:26 hat Pavel Dovgalyuk geschrieben:
> > From: Kevin Wolf [mailto:address@hidden
> > Am 21.02.2019 um 12:05 hat Pavel Dovgalyuk geschrieben:
> > > Replay is capable of recording normal BH events, but sometimes
> > > there are single use callbacks scheduled with aio_bh_schedule_oneshot
> > > function. This patch enables recording and replaying such callbacks.
> > > Block layer uses these events for calling the completion function.
> > > Replaying these calls makes the execution deterministic.
> > >
> > > Signed-off-by: Pavel Dovgalyuk <address@hidden>
> > 
> > Acked-by: Kevin Wolf <address@hidden>
> 
> Thanks, Kevin!
> 
> Can you also take a look at patches 2, 3, 5?
> They affect only RR behavior, but change the block layer too.

No objection there either (I see most of them more as RR things than
block layer things anyway).

Kevin



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