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* kernel: remove CONFIG_USE_GENERIC_SMP_HELPERS cleanlyYuanhan Liu2013-11-221-4/+4
| | | | | | | | | | Remove CONFIG_USE_GENERIC_SMP_HELPERS left by commit 0a06ff068f12 ("kernel: remove CONFIG_USE_GENERIC_SMP_HELPERS"). Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com> Cc: Christoph Hellwig <hch@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* null_blk: multi queue aware block test driverJens Axboe2013-10-251-0/+635
A driver that simply completes IO it receives, it does no transfers. Written to fascilitate testing of the blk-mq code. It supports various module options to use either bio queueing, rq queueing, or mq mode. Signed-off-by: Jens Axboe <axboe@kernel.dk>