blk_mq_tag_set

Name:This helper should only be used for flush request to share tag* with the request cloned from, and both the two requests can't be* in flight at the same time. The caller has to make sure the tag* can't be freed.

Proto:static inline void blk_mq_tag_set_rq(struct blk_mq_hw_ctx *hctx, unsigned int tag, struct request *rq)

Type:void

Parameter:

Type	Parameter	Name
struct blk_mq_hw_ctx *	hctx
unsigned int	tag
struct request *	rq

rqs[tag] = rq

**Caller**
Name	Describe
flush_end_io
blk_kick_flush

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Function report