linux-kernel - Re: [PATCH 0/3] Fixes for vfs-scale and vfs-automount

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:	Wed, 23 Feb 2011 08:37:17 -0800
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Ian Kent <raven@...maw.net>
Cc:	Nick Piggin <npiggin@...e.de>,
	Trond Myklebust <Trond.Myklebust@...app.com>,
	David Howells <dhowells@...hat.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux NFS Mailing List <linux-nfs@...r.kernel.org>
Subject: Re: [PATCH 0/3] Fixes for vfs-scale and vfs-automount

On Tue, Feb 22, 2011 at 11:22 PM, Ian Kent <raven@...maw.net> wrote:
>
> Nick, what stops a dentry from going away during the rcu-walk?

Dentries (and now inodes) are all RCU-free'd. So the dentry might "go
away", but it wouldn't actually be physically free'd, and you can
still access it.

                            Linus
--
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/