From: "Alex Bennée" <alex.bennee@linaro.org>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: qemu-devel@nongnu.org
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 [thread overview]
Message-ID: <87r31zq2xa.fsf@linaro.org> (raw)
In-Reply-To: <bb926742-7dbe-1147-4629-da565146a450@redhat.com>
Paolo Bonzini <pbonzini@redhat.com> 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
next prev parent reply other threads:[~2017-03-14 15:43 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-03 13:11 [Qemu-devel] [PATCH 0/6] tcg: fix icount super slowdown Paolo Bonzini
2017-03-03 13:11 ` [Qemu-devel] [PATCH 1/5] qemu-timer: fix off-by-one Paolo Bonzini
2017-03-03 13:48 ` Edgar E. Iglesias
2017-03-10 9:46 ` Alex Bennée
2017-03-03 13:11 ` [Qemu-devel] [PATCH 2/5] qemu-timer: do not include sysemu/cpus.h from util/qemu-timer.h Paolo Bonzini
2017-03-03 13:48 ` Edgar E. Iglesias
2017-03-03 14:50 ` Alex Bennée
2017-03-03 14:55 ` Paolo Bonzini
2017-03-10 7:42 ` [Qemu-devel] [PATCH] fixup! " Alex Bennée
2017-03-10 8:27 ` Peter Maydell
2017-03-10 9:47 ` [Qemu-devel] [PATCH 2/5] " Alex Bennée
2017-03-03 13:11 ` [Qemu-devel] [PATCH 3/5] cpus: define QEMUTimerListNotifyCB for QEMU system emulation Paolo Bonzini
2017-03-03 13:53 ` Edgar E. Iglesias
2017-03-03 13:11 ` [Qemu-devel] [PATCH 4/5] main-loop: remove now unnecessary optimization Paolo Bonzini
2017-03-03 13:53 ` Edgar E. Iglesias
2017-03-13 16:23 ` Alex Bennée
2017-03-03 13:11 ` [Qemu-devel] [PATCH 5/5] icount: process QEMU_CLOCK_VIRTUAL timers in vCPU thread Paolo Bonzini
2017-03-13 16:53 ` Alex Bennée
2017-03-13 17:16 ` Paolo Bonzini
2017-03-13 18:15 ` Alex Bennée
2017-03-14 10:05 ` Paolo Bonzini
2017-03-14 12:57 ` Paolo Bonzini
2017-03-14 15:43 ` Alex Bennée [this message]
2017-03-14 16:23 ` Paolo Bonzini
2017-03-09 17:19 ` [Qemu-devel] [PATCH 0/6] tcg: fix icount super slowdown Alex Bennée
2017-03-09 17:22 ` Paolo Bonzini
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87r31zq2xa.fsf@linaro.org \
--to=alex.bennee@linaro.org \
--cc=pbonzini@redhat.com \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).