tracing: Add missing forward declaration
authorAhbong Chang <cwahbong@google.com>
Mon, 16 Apr 2018 02:36:25 +0000 (10:36 +0800)
committerSteven Rostedt (VMware) <rostedt@goodmis.org>
Thu, 19 Apr 2018 15:05:48 +0000 (11:05 -0400)
commit1cdae042fc63dd987f39ffb3258e54fdac8b9852
treecd4aaa353eed951c1d81b1584016f8db7018c990
parent60cc43fc888428bb2f18f08997432d426a243338
tracing: Add missing forward declaration

Without this forward declaration compile may fail if this header is
included only for registering other probe event without struct
pool_workqueue.

Link: http://lkml.kernel.org/r/20180416023626.139915-1-cwahbong@google.com
Reviewed-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Ahbong Chang <cwahbong@google.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
include/trace/events/workqueue.h