Export blk_fill_rwbs()

Exported so it can be used by bcache's tracepoints

Signed-off-by: Kent Overstreet <[e-mail]>
CC: Steven Rostedt <[e-mail]>
CC: Frederic Weisbecker <[e-mail]>
CC: Ingo Molnar <[e-mail]>

kernel/trace/blktrace.c

···
 
 	rwbs[i] = '\0';
 }
+EXPORT_SYMBOL_GPL(blk_fill_rwbs);
 
 #endif /* CONFIG_EVENT_TRACING */