qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-devel@nongnu.org, Fabien Chouteau <chouteau@adacore.com>
Subject: Re: [Qemu-devel] Multiple instances of Qemu on Windows multicore
Date: Wed, 02 Nov 2011 20:52:11 +0100	[thread overview]
Message-ID: <4EB19F6B.8020907@redhat.com> (raw)
In-Reply-To: <CAFEAcA_rJdNtOv5UJxks560W4pF4Sqk=wR6Zr90Y0Tyyy6W-XA@mail.gmail.com>

On 11/02/2011 07:01 PM, Peter Maydell wrote:
> On 2 November 2011 17:45, Paolo Bonzini<pbonzini@redhat.com>  wrote:
>> The rest is always done in the iothread.  The iothread will then
>> suspend/resume the VCPU thread around the unchaining, so what matters is (in
>> Unix parlance) signal-safety of the unchaining, not thread-safety.
>
> The unchaining is neither signal-safe nor thread-safe...

Yeah, but there's nothing Windows-specific in that.

(Also, the unchaining is safer, or even completely safe in system mode 
than it is with pthreads).

Paolo

  reply	other threads:[~2011-11-02 19:52 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-02 15:38 [Qemu-devel] Multiple instances of Qemu on Windows multicore Fabien Chouteau
2011-11-02 16:25 ` Paolo Bonzini
2011-11-02 17:10   ` Fabien Chouteau
2011-11-02 17:16     ` malc
2011-11-02 17:45       ` Paolo Bonzini
2011-11-02 17:55         ` malc
2011-11-02 18:01         ` Peter Maydell
2011-11-02 19:52           ` Paolo Bonzini [this message]
2011-11-02 19:57             ` Peter Maydell
2011-11-03  9:56               ` Fabien Chouteau
2011-11-03  9:54             ` Fabien Chouteau
2011-11-03 10:10               ` Paolo Bonzini
2011-11-03 10:29                 ` Avi Kivity
2011-11-03 11:50                   ` Paolo Bonzini
2011-11-04  9:27                     ` Fabien Chouteau
2011-11-04  9:34                       ` 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=4EB19F6B.8020907@redhat.com \
    --to=pbonzini@redhat.com \
    --cc=chouteau@adacore.com \
    --cc=peter.maydell@linaro.org \
    --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).