From: Evgeniy Polyakov <zbr@ioremap.net>
To: Al Viro <viro@ZenIV.linux.org.uk>
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [WTF] ... is going on with current->fs->{root,mnt} accesses in pohmelfs
Date: Thu, 11 Feb 2010 00:29:33 +0300 [thread overview]
Message-ID: <20100210212933.GA19919@ioremap.net> (raw)
In-Reply-To: <20100210210248.GP30031@ZenIV.linux.org.uk>
On Wed, Feb 10, 2010 at 09:02:48PM +0000, Al Viro (viro@ZenIV.linux.org.uk) wrote:
> Which would be... ? E.g. between writepages() and rename(). What serializes
> your write_inode_create() wrt renames? IOW, how can the server decide that
> data from writepages() should go to the same object regardless of the
> rename?
rename and some other metadata operations as well as write itself
request remote lock (if not grabbed already), acknowledge forces writeback to old path.
--
Evgeniy Polyakov
next prev parent reply other threads:[~2010-02-10 21:29 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-10 10:04 [WTF] ... is going on with current->fs->{root,mnt} accesses in pohmelfs Al Viro
2010-02-10 10:12 ` Evgeniy Polyakov
2010-02-10 10:24 ` Al Viro
2010-02-10 10:45 ` Evgeniy Polyakov
2010-02-10 11:00 ` Al Viro
2010-02-10 11:11 ` Evgeniy Polyakov
2010-02-10 11:59 ` Al Viro
2010-02-10 13:30 ` Evgeniy Polyakov
2010-02-10 21:02 ` Al Viro
2010-02-10 21:29 ` Evgeniy Polyakov [this message]
2010-02-11 3:02 ` Al Viro
2010-02-11 15:08 ` Evgeniy Polyakov
2010-02-11 17:10 ` Al Viro
2010-02-11 19:13 ` Evgeniy Polyakov
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