UBUNTU: [Debian] generate live watchdog blacklists

BugLink: http://bugs.launchpad.net/bugs/1432837Signed-off-by: Andy Whitcroft <apw@canonical.com>

debian/rules.d/2-binary-arch.mk

@@ -120,6 +120,18 @@ endif
 		INSTALL_MOD_STRIP=1 INSTALL_MOD_PATH=$(pkgdir)/ \
 		INSTALL_FW_PATH=$(pkgdir)/lib/firmware/$(abi_release)-$*
 
+	#
+	# Build module blacklists:
+	#  - blacklist all watchdog drivers (LP:1432837)
+	#
+	install -d $(pkgdir)/lib/modprobe.d
+	echo "# Autogenerated blacklist for $(src_pkg_name) $(abi_release)-$* $(arch)" \
+		>$(pkgdir)/lib/modprobe.d/blacklist_$(src_pkg_name)_$(abi_release)-$*.conf
+	ls -1 $(pkgdir)/lib/modules/$(abi_release)-$*/kernel/drivers/watchdog/ | \
+		sed -e 's/^/blacklist /' -e 's/.ko$$//' | \
+		sort -u \
+		>>$(pkgdir)/lib/modprobe.d/blacklist_$(src_pkg_name)_$(abi_release)-$*.conf
+
 ifeq ($(do_extras_package),true)
 	#
 	# Remove all modules not in the inclusion list.