trace_block_bio

函数名称：lock_bio_backmerge - merging block operation to the end of an existing operation*@q: queue holding operation*@rq: request bio is being merged into*@bio: new block operation to merge* Merging block request @bio to the end of an existing block request

函数原型：static inline void trace_block_bio_backmerge(struct request_queue *q, struct request *rq, struct bio *bio)

返回类型：void

参数：

类型	参数	名称
struct request_queue *	q
struct request *	rq
struct bio *	bio

函数逻辑报告