From: "Radim Krčmář" <rkrcmar@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Brad Campbell <lists2009@fnarfbargle.com>,
Saso Slavicic <saso.linux@astim.si>,
kvm@vger.kernel.org
Subject: Re: XP machine freeze
Date: Mon, 13 Apr 2015 15:33:56 +0200 [thread overview]
Message-ID: <20150413133356.GB23280@potion.brq.redhat.com> (raw)
In-Reply-To: <552BB8D5.7060200@redhat.com>
2015-04-13 14:38+0200, Paolo Bonzini:
> If so, the most likely culprit is this:
>
> commit 6addfc42992be4b073c39137ecfdf4b2aa2d487f
> Author: Paolo Bonzini <pbonzini@redhat.com>
> Date: Thu Mar 27 11:29:28 2014 +0100
>
> KVM: x86: avoid useless set of KVM_REQ_EVENT after emulation
| [...]
>
> I would first try this one, and see if it is bad.
>
> Radim, do you think this could cause a missed interrupt injection
> after Windows does a TPR write?
I don't think it could, all changes to TPR/ISR should call
apic_update_ppr, which sets KVM_REQ_EVENT when needed ...
I'll take a look what could have gone wrong.
next prev parent reply other threads:[~2015-04-13 13:34 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-16 15:10 XP machine freeze Saso Slavicic
2015-03-19 0:51 ` Marcelo Tosatti
2015-03-30 16:19 ` Saso Slavicic
2015-03-22 15:31 ` Brad Campbell
2015-03-30 21:11 ` Paolo Bonzini
2015-03-31 0:27 ` Brad Campbell
2015-03-31 6:29 ` Saso Slavicic
2015-03-31 7:18 ` Brad Campbell
2015-03-31 8:56 ` Paolo Bonzini
2015-03-31 11:16 ` Brad Campbell
2015-03-31 11:23 ` Paolo Bonzini
2015-04-04 10:55 ` Brad Campbell
2015-04-13 4:07 ` Brad Campbell
2015-04-13 12:38 ` Paolo Bonzini
2015-04-13 12:45 ` Brad Campbell
2015-04-13 14:02 ` Paolo Bonzini
2015-04-13 14:25 ` Brad Campbell
2015-04-19 15:27 ` Brad Campbell
2015-04-19 15:48 ` Nadav Amit
2015-04-19 16:50 ` Brad Campbell
2015-04-19 17:16 ` Paolo Bonzini
2015-04-13 12:47 ` Saso Slavicic
2015-04-13 13:33 ` Radim Krčmář [this message]
2015-04-13 13:34 ` Nadav Amit
2015-04-13 14:01 ` 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=20150413133356.GB23280@potion.brq.redhat.com \
--to=rkrcmar@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=lists2009@fnarfbargle.com \
--cc=pbonzini@redhat.com \
--cc=saso.linux@astim.si \
/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