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Date: Wed, 11 Jul 2007 10:04:41 +0100 From: Christoph Hellwig <hch@...radead.org> To: Timothy Shimmin <tes@....com> Cc: "Amit K. Arora" <aarora@...ux.vnet.ibm.com>, Christoph Hellwig <hch@...radead.org>, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, linux-ext4@...r.kernel.org, adilger@...sterfs.com, David Chinner <dgc@....com>, suparna@...ibm.com, cmm@...ibm.com, xfs@....sgi.com Subject: Re: [PATCH 4/7][TAKE5] support new modes in fallocate On Wed, Jul 04, 2007 at 03:37:01PM +1000, Timothy Shimmin wrote: > We use this capability in XFS at the moment. > I think this is mainly for DMF (HSM) but is done via the xfs handle > interface > (xfs_open_by_handle) AFAICT. > You're not :) You're using an O_INVIBLE equivalent (as described below), which would be a useful thing to have at the VFS level, but adding hacks to some system calls only wouldn't help any HSM system. It's just useless API clutter. - 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/
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