linux-kernel - Re: [RFC] Union mount readdir support in glibc

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <E1Ja5Tf-0003Op-Fi@pomaz-ex.szeredi.hu>
Date:	Fri, 14 Mar 2008 09:41:23 +0100
From:	Miklos Szeredi <miklos@...redi.hu>
To:	drepper@...hat.com
CC:	viro@...IV.linux.org.uk, bharata@...ux.vnet.ibm.com,
	libc-alpha@...rceware.org, jblunck@...e.de, ezk@...sunysb.edu,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	hch@....de, cmm@...ibm.com, haveblue@...ibm.com
Subject: Re: [RFC] Union mount readdir support in glibc

> > Actually, do we really need it other than to 0 and to current position
> > (i.e. full rewind and a no-op)?
> 
> Ever heard of the little function "telldir"?

Actually, telldir/seekdir is already broken for some filesystems (NFS
comes to mind).  POSIX was really crazy to require a working seekdir
implementation, and userspace should quickly start _not_ using it.

The more new filesystems it doesn't work, the better, IMHO.

Miklos
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/