__BLK_TA_FRONTMERGE 75 include/uapi/linux/blktrace_api.h #define BLK_TA_FRONTMERGE (__BLK_TA_FRONTMERGE | BLK_TC_ACT(BLK_TC_QUEUE)) __BLK_TA_FRONTMERGE 1489 kernel/trace/blktrace.c [__BLK_TA_FRONTMERGE] = {{ "F", "frontmerge" }, blk_log_generic },