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path: root/drivers/block/null_blk/main.c
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2021-01-24block: store a block_device pointer in struct bioChristoph Hellwig
Replace the gendisk pointer in struct bio with a pointer to the newly improved struct block device. From that the gendisk can be trivially accessed with an extra indirection, but it also allows to directly look up all information related to partition remapping. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-12-07null_blk: Move driver into its own directoryDamien Le Moal
Move null_blk driver code into the new sub-directory drivers/block/null_blk. Suggested-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>