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Date: Wed, 1 Oct 2008 14:45:45 -0400 From: Christoph Hellwig <hch@...radead.org> To: Andreas Dilger <adilger@....com> Cc: Akira Fujita <a-fujita@...jp.nec.com>, linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org Subject: Re: [RFC][PATCH 0/12]ext4: online defrag (ver 0.95) 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. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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