Has been in the tree for > 30 days, should be okay for stabilization and got ok from robbat2 via irc. Archs, please go ahead.
amd64: Ok
amd64 ok
+ 29 Nov 2011; Tony Vroon <chainsaw@gentoo.org> smartmontools-5.42.ebuild: + Marked stable on AMD64 based on arch testing by Tomáš "Mepho" Pružina & + Agostino "ago" Sarubbo in bug #391825.
Stable for HPPA.
alpha/arm/ia64/sparc/x86 stable
ppc done; closing as last arch