block: manage bio slab cache by xarray

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Managing bio slab cache via xarray by using slab cache size as xarray
index, and storing 'struct bio_slab' instance into xarray.

So code is simplified a lot, meantime it becomes more readable than before.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Pavel Begunkov <asml.silence@gmail.com>
Tested-by: Pavel Begunkov <asml.silence@gmail.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Ming Lei 2021-01-11 11:05:52 +08:00 • committed by Jens Axboe

parent 1a23e06cda

commit 49d1ec8573

1 changed files with 49 additions and 67 deletions

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block/bio.c

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