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blk-mq: protect completion path with RCU

Tejun Heo linux-block lkml 1 version Dec 12, 2017 In review

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v1 Latest Dec 12, 20176 patches 25 repliesIn review

Patches in v1 No applies recorded yet

#	Subject and files	Size	Replies	Applied
1/6	blk-mq: protect completion path with RCU`block/blk-mq.c`	+14 -2	5 replies
2/6	blk-mq: replace timeout synchronization with a RCU and generation based scheme`block/blk-core.c` `block/blk-mq.c` `block/blk-mq.h` +4 more	+204 ~~-81~~	16 replies
3/6	blk-mq: use blk_mq_rq_state() instead of testing REQ_ATOM_COMPLETE`block/blk-mq.c`	+3 -3	0 replies
4/6	blk-mq: make blk_abort_request() trigger timeout path`block/blk-mq.c` `block/blk-mq.h` `block/blk-timeout.c`	+5 -6	2 replies
5/6	blk-mq: remove REQ_ATOM_COMPLETE usages from blk-mq`block/blk-mq.c`	+3 -9	0 replies
6/6	blk-mq: remove REQ_ATOM_STARTED`block/blk-mq-debugfs.c` `block/blk-mq.c` `block/blk-mq.h` +1 more	+10 ~~-35~~	2 replies

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