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Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers i
From: |
Alex Bennée |
Subject: |
Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread |
Date: |
Tue, 14 Mar 2017 15:43:45 +0000 |
User-agent: |
mu4e 0.9.19; emacs 25.2.9 |
Paolo Bonzini <address@hidden> writes:
> 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).
I'm happy to keep digging.
So to be clear when you do the record step how do you save your state
before you replay?
I was just entering the MMI and typing quit but that seems to leave the
log in a broken state.
--
Alex Bennée
- Re: [Qemu-devel] [PATCH 1/5] qemu-timer: fix off-by-one, (continued)
- [Qemu-devel] [PATCH 4/5] main-loop: remove now unnecessary optimization, Paolo Bonzini, 2017/03/03
- [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread, Paolo Bonzini, 2017/03/03
- Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread, Alex Bennée, 2017/03/13
- Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread, Paolo Bonzini, 2017/03/13
- Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread, Alex Bennée, 2017/03/13
- Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread, Paolo Bonzini, 2017/03/14
- Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread, Paolo Bonzini, 2017/03/14
- Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread,
Alex Bennée <=
- Re: [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread, Paolo Bonzini, 2017/03/14
[Qemu-devel] [PATCH 3/5] cpus: define QEMUTimerListNotifyCB for QEMU system emulation, Paolo Bonzini, 2017/03/03
Re: [Qemu-devel] [PATCH 0/6] tcg: fix icount super slowdown, Alex Bennée, 2017/03/09