__BLK_TA_UNPLUG_IO   82 include/uapi/linux/blktrace_api.h #define BLK_TA_UNPLUG_IO	(__BLK_TA_UNPLUG_IO | BLK_TC_ACT(BLK_TC_QUEUE))
__BLK_TA_UNPLUG_IO 1496 kernel/trace/blktrace.c 	[__BLK_TA_UNPLUG_IO]	= {{  "U", "unplug_io" },  blk_log_unplug },