blkcg: blk-iocost: predeclare used structs

Fixes: 7caa471 ("blkcg: implement blk-iocost") Acked-by: Tejun Heo <[email protected]> Signed-off-by: Stephen Rothwell <[email protected]> Signed-off-by: Jens Axboe <[email protected]>
adn770 · Aug 29, 2019 · 8d1c156 · 8d1c156
1 parent 8504dea
commit 8d1c156
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/include/trace/events/iocost.h b/include/trace/events/iocost.h
@@ -2,6 +2,10 @@
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM iocost
 
+struct ioc;
+struct ioc_now;
+struct ioc_gq;
+
 #if !defined(_TRACE_BLK_IOCOST_H) || defined(TRACE_HEADER_MULTI_READ)
 #define _TRACE_BLK_IOCOST_H