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Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers i

From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread
Date: Tue, 14 Mar 2017 13:57:40 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0

On 14/03/2017 11:05, Paolo Bonzini wrote:
> On 13/03/2017 19:15, Alex Bennée wrote:
>>> Well yeah, it's all those that pass qemu_clock_use_for_deadline.
>> Have you done any testing with record/replay? So far I have one
>> reproducible run and one failure. However it is not entirely clear to me
>> how I am meant to cleanly halt and stop a machine so I don't corrupt the
>> replay log.
> No, I haven't tried RR.

Tried now, it doesn't work but I won't have time to fix it.

I tried "-kernel /path/to/bzImage -icount 3,rr=record,rrfile=replay.bin
-net none".  record works, replay hangs.  The hang is at a "pause"
instruction.  With "-d in_asm" it still hangs, but a bit later (still in
the firmware).


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