Re: [RFC PATCH 00/11] shmem: high order folios support in write path

From: Matthew Wilcox
Date: Sun Oct 29 2023 - 16:43:25 EST


On Sat, Oct 28, 2023 at 09:15:34PM +0000, Daniel Gomez wrote:
> This series try to add support for high order folios in shmem write and
> fallocate paths when swap is disabled (noswap option). This is part of the
> Large Block Size (LBS) effort [1][2] and a continuation of the shmem work from
> Luis here [3] following Matthew Wilcox's suggestion [4] regarding the path to
> take for the folio allocation order calculation.

I don't see how this is part of the LBS effort. shmem doesn't use a
block device. swap might, but that's a separate problem, as you've
pointed out.