Messages in this thread | | | Date | Fri, 20 Nov 2015 00:54:02 +0100 | Subject | Re: [RFC PATCH] xfs: support for non-mmu architectures | From | Richard Weinberger <> |
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On Fri, Nov 20, 2015 at 12:24 AM, Dave Chinner <david@fromorbit.com> wrote: > On Wed, Nov 18, 2015 at 12:46:21AM +0200, Octavian Purdila wrote: >> Naive implementation for non-mmu architectures: allocate physically >> contiguous xfs buffers with alloc_pages. Terribly inefficient with >> memory and fragmentation on high I/O loads but it may be good enough >> for basic usage (which most non-mmu architectures will need). > > Can you please explain why you want to use XFS on low end, basic > non-MMU devices? XFS is a high performance, enterprise/HPC level > filesystem - it's not a filesystem designed for small IoT level > devices - so I'm struggling to see why we'd want to expend any > effort to make XFS work on such devices....
The use case is the Linux Kernel Library: https://lkml.org/lkml/2015/11/3/706
Using LKL and fuse you can mount any kernel filesystem using fuse as non-root.
-- Thanks, //richard
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