tracing: incorrect isolate_mote_t cast in mm_vmscan_lru_isolate

[ Upstream commit 2b132903de7124dd9a758be0c27562e91a510848 ]

Fixes following sparse warnings:

  CHECK   mm/vmscan.c
mm/vmscan.c: note: in included file (through
include/trace/trace_events.h, include/trace/define_trace.h,
include/trace/events/vmscan.h):
./include/trace/events/vmscan.h:281:1: sparse: warning:
 cast to restricted isolate_mode_t
./include/trace/events/vmscan.h:281:1: sparse: warning:
 restricted isolate_mode_t degrades to integer

Link: https://lkml.kernel.org/r/e85d7ff2-fd10-53f8-c24e-ba0458439c1b@openvz.org
Signed-off-by: Vasily Averin <vvs@openvz.org>
Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h
index dc23cf03240348f54df97966bf9372d2684bc249..9553f6167e51c54f7b970f8d5ca9ce86c53a901c 100644 (file)
--- a/include/trace/events/vmscan.h
+++ b/include/trace/events/vmscan.h
@@ -290,7 +290,7 @@ TRACE_EVENT(mm_vmscan_lru_isolate,
                __field(unsigned long, nr_scanned)
                __field(unsigned long, nr_skipped)
                __field(unsigned long, nr_taken)
-               __field(isolate_mode_t, isolate_mode)
+               __field(unsigned int, isolate_mode)
                __field(int, lru)
        ),
 
@@ -301,7 +301,7 @@ TRACE_EVENT(mm_vmscan_lru_isolate,
                __entry->nr_scanned = nr_scanned;
                __entry->nr_skipped = nr_skipped;
                __entry->nr_taken = nr_taken;
-               __entry->isolate_mode = isolate_mode;
+               __entry->isolate_mode = (__force unsigned int)isolate_mode;
                __entry->lru = lru;
        ),