Messages in this thread | | | Date | Tue, 27 Aug 2002 14:15:30 +0100 | From | Christoph Hellwig <> | Subject | Re: Loop devices under NTFS |
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On Tue, Aug 27, 2002 at 05:40:52AM -0700, Adam J. Richter wrote: > There are only a few file systems that provide writable files > without aops->{prepare,commit}_write. I think they are just tmpfs, > ntfs and intermezzo. If all file systems that provided writable files > could be expected to provide {prepare,commit}_write, I could eliminate > the file_ops->{read,write} code from loop.c.
This is the wrong level of abstraction. There is no reason why a filesystem has to use the pagecache at all.
Note that there is a more severe bug in loop.c: it's abuse of do_generic_file_read. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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