From: Christoph Hellwig <hch@infradead.org>
To: Andreas Dilger <adilger@sun.com>
Cc: Akira Fujita <a-fujita@rs.jp.nec.com>,
linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [RFC][PATCH 0/12]ext4: online defrag (ver 0.95)
Date: Wed, 1 Oct 2008 14:45:45 -0400 [thread overview]
Message-ID: <20081001184545.GA2096@infradead.org> (raw)
In-Reply-To: <20081001004053.GD3160@webber.adilger.int>
On Tue, Sep 30, 2008 at 05:40:54PM -0700, Andreas Dilger wrote:
> Instead of implementing an EXT4_IOC_FIEMAP_INO ioctl, what we had implemented
> is an EXT4_IOC_WRAPPER, which takes as arguments the inode number and the
> ioctl command + original ioctl data. This allows inode ioctls to be called
> against the filesystem root for arbitrary inodes, and doesn't require new
> implementation for each ioctl:
Or just provide more generic open by handle functionality. Shouldn't be
too much of a problem to do it in the VFS by reusing the exportfs code.
next prev parent reply other threads:[~2008-10-01 18:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-27 7:26 [RFC][PATCH 0/12]ext4: online defrag (ver 0.95) Akira Fujita
2008-09-27 14:49 ` Theodore Tso
2008-09-28 23:46 ` Theodore Tso
2008-10-01 0:40 ` Andreas Dilger
2008-10-01 18:45 ` Christoph Hellwig [this message]
2008-10-01 21:20 ` Theodore Tso
2008-10-02 8:10 ` Andreas Dilger
2008-10-02 8:26 ` Christoph Hellwig
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