saving uncommitted changes in /etc prior to emerge run

paludis/package_mask.conf

@@ -91,3 +91,7 @@ dev-python/pypy:2.0
 
 
 >x11-drivers/nvidia-drivers-343.36
+
+
+# workaround
+>net-wireless/wireless-regdb-20130213

paludis/use.conf.d/some.use.conf

@@ -418,3 +418,5 @@ games-rpg/baldurs-gate-2-ee bundled-libs
 
 
 media-libs/phonon -vlc
+
+net-misc/networkmanager -ppp -modemmanager -wext -wifi

wireless-regdb/pubkeys/linville.key.pub.pem

@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1leZcYjTXc4qLq1oN2Ak
+8vLP85P5cFTrCpqdSI5W4VOwdaJB4TtaxU2fATcH/A2EsE3h1rOfzI0+fBV9DcOO
+qyID+zdILBMb8xK5Zv+78OkBGls/WzvDDVhdmn1TRHvRvmJy7cX1mCT56cnHrZM/
+ZBaFwVfiD9TcqqisyF1sqE5+cMHTWRbxc1+rtojr0eGYrNfK20awlD5KVj6Ejzot
+r9EDWAsL1bH/kGfMdnputcyMapLQpRVruO/jEdjSmhAE/sj1tmHcAXBT6j5al4Oa
+LiBaWnP++rune7rjimwfzp0549/rupQUM7nAZRDLyzXj3J/KEci6dXtjonBUFqDY
+4QIDAQAB
+-----END PUBLIC KEY-----