From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Pekka J Enberg <penberg@cs.Helsinki.FI>,
Ulrich Drepper <drepper@gmail.com>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
akpm@osdl.org, viro@zeniv.linux.org.uk, tytso@mit.edu,
tigran@veritas.com
Subject: Re: O_CAREFUL flag to disable open() side effects
Date: Thu, 27 Jul 2006 19:05:16 +0100 [thread overview]
Message-ID: <1154023516.13509.72.camel@localhost.localdomain> (raw)
In-Reply-To: <44C8F8E3.1070306@zytor.com>
Ar Iau, 2006-07-27 am 10:33 -0700, ysgrifennodd H. Peter Anvin:
> For a conventional file, directory, or block device O_CAREFUL is a
> no-op. For ttys it would typically behave similar to O_NONBLOCK
> followed immediately by a fcntl to clear the nonblock flag.
Linus long ago suggested O_NONE to go with RO/RW/WO. Its not that hard
to do with the current file op stuff but you have to work out what the
access permission semantics of it are and what it means for ioctl etc
next prev parent reply other threads:[~2006-07-27 17:46 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-27 14:25 [RFC/PATCH] revoke/frevoke system calls V2 Pekka J Enberg
2006-07-27 15:07 ` Alan Cox
2006-07-27 15:33 ` Pekka Enberg
2006-07-27 16:09 ` Alan Cox
2006-07-27 16:01 ` Pekka J Enberg
2006-07-27 16:30 ` Alan Cox
2006-07-27 17:07 ` Pekka J Enberg
2006-07-27 18:27 ` Pekka Enberg
2006-07-27 16:41 ` Ulrich Drepper
2006-07-27 17:05 ` Pekka J Enberg
2006-07-27 17:13 ` Ulrich Drepper
2006-07-27 17:33 ` H. Peter Anvin
2006-07-27 17:44 ` Ulrich Drepper
2006-07-27 18:00 ` H. Peter Anvin
2006-07-27 17:33 ` Alan Cox
2006-07-27 17:33 ` O_CAREFUL flag to disable open() side effects H. Peter Anvin
2006-07-27 17:43 ` Russell King
2006-07-27 17:50 ` Ulrich Drepper
2006-07-27 18:05 ` Alan Cox [this message]
2006-07-27 18:03 ` H. Peter Anvin
2006-08-05 21:05 ` [RFC/PATCH] revoke/frevoke system calls V2 Pavel Machek
2006-07-27 18:06 ` Petr Baudis
2006-07-27 18:10 ` Pekka Enberg
2006-07-27 19:30 ` Horst H. von Brand
2006-07-28 3:40 ` Pekka J Enberg
2006-07-27 18:34 ` Alan Cox
2006-08-05 12:29 ` Pavel Machek
2006-08-07 5:42 ` Pekka J Enberg
2006-08-07 8:17 ` Edgar Toernig
2006-08-07 9:51 ` Pekka Enberg
2006-08-07 20:41 ` Edgar Toernig
2006-08-07 22:24 ` Chase Venters
2006-08-08 12:15 ` Alan Cox
2006-08-09 8:41 ` Edgar Toernig
2006-08-09 10:39 ` Alan Cox
2006-08-09 18:00 ` Edgar Toernig
2006-08-09 18:36 ` Alan Cox
2006-08-09 19:13 ` Pekka Enberg
2006-08-09 20:08 ` Edgar Toernig
2006-08-09 21:29 ` Edgar Toernig
2006-08-11 7:52 ` Helge Hafting
2006-08-08 12:29 ` Alan Cox
2006-08-08 12:31 ` Pekka Enberg
2006-08-08 12:57 ` Pavel Machek
2006-08-08 14:14 ` Alan Cox
2006-08-08 13:57 ` Pavel Machek
2006-08-09 8:41 ` Edgar Toernig
2006-08-09 10:42 ` Alan Cox
2006-08-09 18:00 ` Edgar Toernig
2006-08-09 18:35 ` Alan Cox
2006-08-09 19:14 ` Pekka Enberg
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=1154023516.13509.72.camel@localhost.localdomain \
--to=alan@lxorguk.ukuu.org.uk \
--cc=akpm@osdl.org \
--cc=drepper@gmail.com \
--cc=hpa@zytor.com \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=penberg@cs.Helsinki.FI \
--cc=tigran@veritas.com \
--cc=tytso@mit.edu \
--cc=viro@zeniv.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).