If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot<lkp@xxxxxxxxx>
All warnings (new ones prefixed by >>):
2313 | void blk_mq_clear_rq_mapping(struct blk_mq_tags *drv_tags,block/blk-mq.c:2313:6: warning: no previous prototype for 'blk_mq_clear_rq_mapping' [-Wmissing-prototypes]
| ^~~~~~~~~~~~~~~~~~~~~~~
vim +/blk_mq_clear_rq_mapping +2313 block/blk-mq.c
2311
2312 /* called before freeing request pool in @tags */
2313 void blk_mq_clear_rq_mapping(struct blk_mq_tags *drv_tags,2314 struct blk_mq_tags *tags)