qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Samuel Thibault <samuel.thibault@gnu.org>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: Jan Kiszka <jan.kiszka@siemens.com>,
	Jason Wang <jasowang@redhat.com>,
	QEMU Developers <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH] Avoid embedding struct mbuf in other structures
Date: Thu, 25 Feb 2016 16:29:36 +0100	[thread overview]
Message-ID: <20160225152936.GA3460@var.bordeaux.inria.fr> (raw)
In-Reply-To: <CAFEAcA8sD+JymC1m9YcdJ0+J4Gy5S=HHCgypc5stDL2d4Z75Fw@mail.gmail.com>

Peter Maydell, on Thu 25 Feb 2016 15:22:25 +0000, wrote:
> On 22 February 2016 at 21:29, Samuel Thibault
> <samuel.thibault@ens-lyon.org> wrote:
> > struct mbuf uses a C99 open char array to allow inlining data.
> 
> At the moment it doesn't, it uses a 1 byte array :-) Turning that
> into a C99 flexible array is what we'd like to do...

I know :)

> It's a slight shame that we end up having to have the extra casts,
> but I guess it can't be helped.

Yes.

> Converting the code to use one of the qemu/queue.h data structures
> doesn't seem worth the effort and risk of introducing bugs.

Yes :)

> (Does this pass checkpatch.pl? I wasn't sure about the spacing
> round some of the casts...)

It does, except warnings about indent, which we probably don't want to
fix here.

Samuel

  reply	other threads:[~2016-02-25 15:29 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-22 21:29 [Qemu-devel] [PATCH] Avoid embedding struct mbuf in other structures Samuel Thibault
2016-02-25 15:22 ` Peter Maydell
2016-02-25 15:29   ` Samuel Thibault [this message]
  -- strict thread matches above, loose matches on Subject: below --
2016-02-25 15:30 Samuel Thibault

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=20160225152936.GA3460@var.bordeaux.inria.fr \
    --to=samuel.thibault@gnu.org \
    --cc=jan.kiszka@siemens.com \
    --cc=jasowang@redhat.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).