[PATCH 0/2] small optimization for accessing queue map

From: Jianchao Wang
Date: Thu Jan 24 2019 - 05:28:10 EST


Hi Jens

These two patches are small optimization for accessing the queue mapping
in hot path. It saves the queue mapping results into blk_mq_ctx directly,
then we needn't do the complicated bounce on queue_hw_ctx[] map[] and
mq_map[].

Jianchao Wang (2)
blk-mq: save queue mapping result into ctx directly
blk-mq: save default hctx into ctx->hctxs

block/blk-mq-sched.c | 2 +-
block/blk-mq-tag.c | 2 +-
block/blk-mq.c | 13 ++++++++++---
block/blk-mq.h | 20 +++++++++-----------
block/blk.h | 2 +-
5 files changed, 22 insertions(+), 17 deletions(-)

Thanks
Jianchao