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authorBen Gamari <ben@smart-cactus.org>2022-11-10 19:47:53 -0500
committerMarge Bot <ben+marge-bot@smart-cactus.org>2022-12-23 19:09:30 -0500
commit387d4fcc29441098d41340c12e56d9693b5e4c94 (patch)
tree2901d81149c89f05c45b4b0b3288501db832da05
parent8093264a448940133fc2f1899bab8757eabe4b85 (diff)
downloadhaskell-387d4fcc29441098d41340c12e56d9693b5e4c94.tar.gz
nonmoving: Make segment state updates atomic
-rw-r--r--rts/sm/NonMoving.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/rts/sm/NonMoving.h b/rts/sm/NonMoving.h
index 1d40ef726e..2700f8a8f8 100644
--- a/rts/sm/NonMoving.h
+++ b/rts/sm/NonMoving.h
@@ -44,7 +44,7 @@ enum NonmovingSegmentState {
FREE, CURRENT, ACTIVE, FILLED, FILLED_SWEEPING
};
-#define SET_SEGMENT_STATE(seg, st) (seg)->state = (st)
+#define SET_SEGMENT_STATE(seg, st) RELAXED_STORE(&(seg)->state, (st))
#else
#define SET_SEGMENT_STATE(_seg,_st)
#endif