linux-kernel - Re: [patch 3/7] fs, notify: Add file handle entry into inotify_inode

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: <20121113143808.8d198bfe.akpm@linux-foundation.org>
Date:	Tue, 13 Nov 2012 14:38:08 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Cyrill Gorcunov <gorcunov@...nvz.org>
Cc:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	Al Viro <viro@...iv.linux.org.uk>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Pavel Emelyanov <xemul@...allels.com>,
	James Bottomley <jbottomley@...allels.com>,
	Matthew Helsley <matt.helsley@...il.com>,
	aneesh.kumar@...ux.vnet.ibm.com, bfields@...ldses.org
Subject: Re: [patch 3/7] fs, notify: Add file handle entry into
 inotify_inode_mark

On Tue, 13 Nov 2012 12:00:32 +0400
Cyrill Gorcunov <gorcunov@...nvz.org> wrote:

> > Dumb question: do we really need inotify_inode_mark.fhandle at all? 
> > What prevents us from assembling this info on demand when ->show_fdinfo() is
> > called?
> 
> exportfs requires the dentry to be passed as an argument while inotify works
> with inodes instead and at moment of show-fdinfo the target dentry might be
> already deleted but inode yet present as far as I remember.

How can the c/r restore code reestablish the inode data if the dentry
isn't there any more?
--
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/