blk_queue_end_tag - end tag operations for a request
2. SYNOPSIS ▲
void blk_queue_end_tag(struct request_queue * q , struct request * rq );
3. ARGUMENTS ▲
the request queue for the device
the request that has completed
4. DESCRIPTION ▲
Typically called when end_that_request_first returns 0, meaning all transfers have been done for a request. ItAqs important to call this function before end_that_request_last, as that will put the request back on the free list thus corrupting the internal tag list.
5. NOTES ▲
queue lock must be held.
6. COPYRIGHT ▲