These two patches enable a driver to control if tags should be initialized or use an existing tags structure.
This is for example needed for the NVMe driver, that have a shared number of queues for each block device it expose. Matias Bjorling (2): blk-mq: allow request queues to share tags map blk-mq: add maps_tags fn and add usage block/blk-mq-tag.c | 22 +++++++++++++++++++++- block/blk-mq.c | 11 +++++++---- include/linux/blk-mq.h | 12 ++++++++++++ 3 files changed, 40 insertions(+), 5 deletions(-) -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
