patch applied (ghc): use synchronised version of freeChain() in scavenge_mutable_list()

[Simon Marlow]

Thu Dec 13 08:45:25 PST 2007  simonmar at microsoft.com
  * use synchronised version of freeChain() in scavenge_mutable_list()

    M ./rts/sm/GCUtils.c +8
    M ./rts/sm/GCUtils.h +1
    M ./rts/sm/Scav.c -1 +1

View patch online:
http://darcs.haskell.org/ghc/_darcs/patches/20071213164525-3ed52-c7307e3a51ff0c6f64da36da3a075bc838312cc9.gz