io_uring: add mapping support for NOMMU archs

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That is a bit weird scenario but I find it interesting to run fio loads
using LKL linux, where MMU is disabled.  Probably other real archs which
run uClinux can also benefit from this patch.

Signed-off-by: Roman Penyaev <rpenyaev@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Roman Penyaev 2019-11-28 12:53:22 +01:00 • committed by Jens Axboe

parent 396bbe1427

commit 6c5c240e41

1 changed files with 51 additions and 6 deletions

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fs/io_uring.c

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