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threadStackUnderflow: fix up the bd->free pointers in the split blocks
[ghc-hetmet.git]
/
rts
/
Schedule.c
diff --git
a/rts/Schedule.c
b/rts/Schedule.c
index
c07b21a
..
715517e
100644
(file)
--- a/
rts/Schedule.c
+++ b/
rts/Schedule.c
@@
-2819,6
+2819,8
@@
threadStackUnderflow (Task *task STG_UNUSED, StgTSO *tso)
bd = Bdescr((StgPtr)tso);
new_bd = splitLargeBlock(bd, new_tso_size_w / BLOCK_SIZE_W);
+ new_bd->free = bd->free;
+ bd->free = bd->start + TSO_STRUCT_SIZEW;
new_tso = (StgTSO *)new_bd->start;
memcpy(new_tso,tso,TSO_STRUCT_SIZE);