linux-kernel - Re: 2.6.34rc4 NFS writeback regression (bisected): client often fails to delete things it just created

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:	Sun, 18 Apr 2010 16:13:44 -0400
From:	Trond Myklebust <trond.myklebust@....uio.no>
To:	Nix <nix@...eri.org.uk>
Cc:	linux-kernel@...r.kernel.org, linux-nfs@...r.kernel.org
Subject: Re: 2.6.34rc4 NFS writeback regression (bisected): client often
 fails to delete things it just created

On Sun, 2010-04-18 at 21:03 +0100, Nix wrote: 
> On 18 Apr 2010, Trond Myklebust said:
> 
> > On Sun, 2010-04-18 at 20:27 +0100, Nix wrote: 
> >> On 18 Apr 2010, Trond Myklebust verbalised:
> >> tip-of-tree includes that commit, and it's still happening for me there.
> >> (Just verified again.)
> >
> > Does a 'sync' clear out the sillyrenamed files?
> 
> Yes.

OK. Next question is how these files are being written. If you 'strace'
the process, do you see ordinary write() calls being used, or is the
file perhaps being written via mmap()?

--
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/