linux-kernel - Re: NFS/d_splice

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: <20160603033838.GM14480@ZenIV.linux.org.uk>
Date:	Fri, 3 Jun 2016 04:38:38 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Oleg Drokin <green@...uxhacker.ru>
Cc:	Trond Myklebust <trondmy@...marydata.com>,
	"J. Bruce Fields" <bfields@...hat.com>,
	"linux-nfs@...r.kernel.org" <linux-nfs@...r.kernel.org>,
	"<linux-kernel@...r.kernel.org> Mailing List" 
	<linux-kernel@...r.kernel.org>,
	"<linux-fsdevel@...r.kernel.org>" <linux-fsdevel@...r.kernel.org>
Subject: Re: NFS/d_splice_alias breakage

On Fri, Jun 03, 2016 at 04:26:25AM +0100, Al Viro wrote:
> On Thu, Jun 02, 2016 at 08:54:06PM -0400, Oleg Drokin wrote:
> 
> > > Al, I’ve been distracted by personal matters in the past 6 months. What is there to guarantee exclusion of the readdirplus dentry instantiation and the NFSv4 atomic open in the brave new world of VFS, June 2016 vintage?
> 
> d_alloc_parallel() use by all parties involved.

Grr...  That should've been a reply to Trond, obviously.