On May 02, 2007 18:23 +0530, Amit K. Arora wrote: > On Sun, Apr 29, 2007 at 10:25:59PM -0700, Chris Wedgwood wrote: > > On Mon, Apr 30, 2007 at 10:47:02AM +1000, David Chinner wrote: > > > > > For FA_ALLOCATE, it's supposed to change the file size if we > > > allocate past EOF, right? > > > > I would argue no. Use truncate for that. > > The patch I posted for ext4 *does* change the filesize after > preallocation, if required (i.e. when preallocation is after EOF). > I may have to change that, if we decide on not doing this.
I think I'd agree - it may be useful to allow preallocation beyond EOF for some kinds of applications (e.g. PVR preallocating live TV in 10 minute segments or something, but not knowing in advance how long the show will actually be recorded or the final encoded size). Cheers, Andreas -- Andreas Dilger Principal Software Engineer Cluster File Systems, Inc. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
