block: use an xarray for disk->part_tbl

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Now that no fast path lookups in the partition table are left, there is
no point in micro-optimizing the data structure for it.  Just use a bog
standard xarray.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Christoph Hellwig 2021-01-24 11:02:41 +01:00 • committed by Jens Axboe

parent 0470dd9d5f

commit a33df75c63

5 changed files with 22 additions and 193 deletions

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18

include/linux/genhd.h

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