From: "H. Peter Anvin" <hpa@zytor.com>
To: Jeff Garzik <jeff@garzik.org>
Cc: Miklos Szeredi <miklos@szeredi.hu>,
jeremy@goop.org, jengelh@computergmbh.de, viro@ftp.linux.org.uk,
nmiell@comcast.net, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: *at syscalls for xattrs?
Date: Mon, 16 Jul 2007 13:40:23 -0700 [thread overview]
Message-ID: <469BD7B7.30009@zytor.com> (raw)
In-Reply-To: <469BCF0C.6070109@garzik.org>
Jeff Garzik wrote:
>>
>> Well, as Jeremy pointed out, in the absence of threads you can do the
>> same thing with fchdir(), however, that's much more of a hack.
>
> My posixutils project (coreutils replacement) used fchdir(2), but that
> still doesn't get you 100% race-free. It gets you close, yes.
>
I guess you're horked in the case where a single system call (e.g.
rename()) needs more than one pathname. Yet another reason why a single
cwd isn't enough.
-hpa
next prev parent reply other threads:[~2007-07-16 20:44 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-15 19:46 *at syscalls for xattrs? Jan Engelhardt
2007-07-15 20:53 ` Al Viro
2007-07-15 21:13 ` Nicholas Miell
2007-07-15 22:23 ` Al Viro
2007-07-15 23:09 ` H. Peter Anvin
2007-07-16 7:56 ` Jan Engelhardt
2007-07-16 8:04 ` Al Viro
2007-07-16 8:30 ` Jeremy Fitzhardinge
2007-07-16 9:05 ` Miklos Szeredi
2007-07-16 9:33 ` H. Peter Anvin
2007-07-16 9:47 ` Jeff Garzik
2007-07-16 17:57 ` H. Peter Anvin
2007-07-16 20:03 ` Jeff Garzik
2007-07-16 20:40 ` H. Peter Anvin [this message]
2007-07-16 9:12 ` Andreas Schwab
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=469BD7B7.30009@zytor.com \
--to=hpa@zytor.com \
--cc=jeff@garzik.org \
--cc=jengelh@computergmbh.de \
--cc=jeremy@goop.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=miklos@szeredi.hu \
--cc=nmiell@comcast.net \
--cc=viro@ftp.linux.org.uk \
/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).