mailing list of musl libc
 help / color / mirror / code / Atom feed
From: Rich Felker <dalias@aerifal.cx>
To: musl@lists.openwall.com
Subject: Re: [PATCH] add eventfd syscall wrapper and helper
Date: Thu, 5 May 2011 00:15:56 -0400	[thread overview]
Message-ID: <20110505041556.GP277@brightrain.aerifal.cx> (raw)
In-Reply-To: <1304539185-25729-1-git-send-email-ftrvxmtrx@gmail.com>

On Wed, May 04, 2011 at 10:59:45PM +0300, Serge Ziryukin wrote:
> abstractions are:
> 
> typedef uint64_t eventfd_t;
> int eventfd_read(int fd, eventfd_t *value);
> int eventfd_write(int fd, eventfd_t value);
> 
> these are trying to hide the details of reading and writing
> on an eventfd descriptor.

Seems silly, but if that's the usual API I have no objections. It's
small anyway.

> +int eventfd(unsigned int count, int flags)
> +{
> +	return syscall(SYS_eventfd, count, flags);
> +}

Shouldn't this be flags ? SYS_eventfd2 : SYS_eventfd...? The old
SYS_eventfd supposedly does not support flags.

Rich


  reply	other threads:[~2011-05-05  4:15 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-04 19:59 [PATCH] add eventfd syscall wrapper and helper abstractions as in glibc Serge Ziryukin
2011-05-05  4:15 ` Rich Felker [this message]
2011-05-05  5:27   ` [PATCH] add eventfd syscall wrapper and helper Serge Ziryukin
2011-05-05  5:30     ` [PATCH] add eventfd syscall wrapper and helper abstractions as in glibc Serge Ziryukin
2011-05-08  4:26       ` Rich Felker

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=20110505041556.GP277@brightrain.aerifal.cx \
    --to=dalias@aerifal.cx \
    --cc=musl@lists.openwall.com \
    /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.
Code repositories for project(s) associated with this public inbox

	https://git.vuxu.org/mirror/musl/

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).