linux-kernel - Re: If not readdir() then what?

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]

Date:	Tue, 10 Apr 2007 22:46:26 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Neil Brown <neilb@...e.de>
Cc:	Trond Myklebust <trond.myklebust@....uio.no>,
	Theodore Tso <tytso@....edu>,
	Jörn Engel <joern@...ybastard.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Christoph Hellwig <hch@...radead.org>,
	Ulrich Drepper <drepper@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: If not readdir() then what?

> A READDIR request contains either a cookie or a filename.  Either mean
> "This identifies the last name I got from you, give me the next one".
> 
> Is there something that makes that interface problematic?

Another client may have removed the name and re-added a new file with
that name. At this point most file systems may not have placed it at the
same spot in the directory.
-
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/