From: Zhuowei zhang <zhuoweizhang@yahoo.com>
To: zhuoweizhang@yahoo.com, qemu-devel@nongnu.org,
Laurent Vivier <laurent@vivier.eu>
Cc: riku.voipio@iki.fi
Subject: Re: [Qemu-devel] [PATCH v2] syscall: fix special case of write(fd, NULL, 0)
Date: Sat, 30 Sep 2017 15:49:01 +0000 (UTC) [thread overview]
Message-ID: <2080649258.295593.1506786541765@mail.yahoo.com> (raw)
In-Reply-To: 2080649258.295593.1506786541765.ref@mail.yahoo.com
--------------------------------------------
On Sat, 9/30/17, Laurent Vivier <laurent@vivier.eu> wrote:
> Could you change the NR_read too, for consistency?
The NR_read case for length 0 doesn't check if the buffer is NULL, unlike this patch, and I'm not sure if switching that to make a real read() syscall with a NULL buffer even if the original buffer is non-null would break anything.
Thanks
Zhuowei
next parent reply other threads:[~2017-09-30 15:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <2080649258.295593.1506786541765.ref@mail.yahoo.com>
2017-09-30 15:49 ` Zhuowei zhang [this message]
2017-09-30 15:23 [Qemu-devel] [PATCH v2] syscall: fix special case of write(fd, NULL, 0) zhuoweizhang
2017-09-30 15:28 ` Laurent Vivier
2017-09-30 23:12 ` Carlo Arenas
2017-10-02 1:09 ` Carlo Arenas
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=2080649258.295593.1506786541765@mail.yahoo.com \
--to=zhuoweizhang@yahoo.com \
--cc=laurent@vivier.eu \
--cc=qemu-devel@nongnu.org \
--cc=riku.voipio@iki.fi \
/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).