io_uring: don't vmalloc rsrc tags
We don't really need vmalloc for keeping tags, it's not a hot path and is there out of convenience, so replace it with two level tables to not litter kernel virtual memory mappings. Signed-off-by:Pavel Begunkov <asml.silence@gmail.com> Link: https://lore.kernel.org/r/241a3422747113a8909e7e1030eb585d4a349e0d.1623634181.git.asml.silence@gmail.com Signed-off-by:
Jens Axboe <axboe@kernel.dk>
parent
9123c8ff
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