Symbol: __BLK_TA_FRONTMERGE
include/uapi/linux/blktrace_api.h
88
#define BLK_TA_FRONTMERGE (__BLK_TA_FRONTMERGE | BLK_TC_ACT(BLK_TC_QUEUE))
kernel/trace/blktrace.c
1716
[__BLK_TA_FRONTMERGE] = {{ "F", "frontmerge" }, blk_log_generic },