Add some missing .PHONY.

These are relevant for WITH_META_MODE to ensure they are
always reran and don't generate a .meta file.

Sponsored by:	EMC / Isilon Storage Division

sys/conf/kern.post.mk

@@ -295,7 +295,7 @@ kernel-tags:
 	@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
 	sh $S/conf/systags.sh
 
-kernel-install:
+kernel-install: .PHONY
 	@if [ ! -f ${KERNEL_KO} ] ; then \
 		echo "You must build a kernel first." ; \
 		exit 1 ; \

sys/conf/kmod.mk

@@ -306,7 +306,7 @@ _INSTALLFLAGS:=	${_INSTALLFLAGS${ie}}
 KERN_DEBUGDIR?=	${DEBUGDIR}
 realinstall: _kmodinstall
 .ORDER: beforeinstall _kmodinstall
-_kmodinstall:
+_kmodinstall: .PHONY
 	${INSTALL} -T release -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
 	    ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR}/
 .if defined(DEBUG_FLAGS) && !defined(INSTALL_NODEBUG) && ${MK_KERNEL_SYMBOLS} != "no"
@@ -320,7 +320,7 @@ _kmodinstall:
 afterinstall: _kldxref
 .ORDER: realinstall _kldxref
 .ORDER: _installlinks _kldxref
-_kldxref:
+_kldxref: .PHONY
 	@if type kldxref >/dev/null 2>&1; then \
 		${ECHO} kldxref ${DESTDIR}${KMODDIR}; \
 		kldxref ${DESTDIR}${KMODDIR}; \
@@ -331,17 +331,17 @@ _kldxref:
 .endif # !target(install)
 
 .if !target(load)
-load: ${PROG}
+load: ${PROG} .PHONY
 	${KMODLOAD} -v ${.OBJDIR}/${PROG}
 .endif
 
 .if !target(unload)
-unload:
+unload: .PHONY
 	if ${KMODISLOADED} ${PROG} ; then ${KMODUNLOAD} -v ${PROG} ; fi
 .endif
 
 .if !target(reload)
-reload: unload load
+reload: unload load .PHONY
 .endif
 
 .if defined(KERNBUILDDIR)

sys/modules/Makefile

@@ -773,7 +773,7 @@ SUBDIR:= ${SUBDIR:N${reject}}
 # Calling kldxref(8) for each module is expensive.
 .if !defined(NO_XREF)
 .MAKEFLAGS+=	-DNO_XREF
-afterinstall:
+afterinstall: .PHONY
 	@if type kldxref >/dev/null 2>&1; then \
 		${ECHO} kldxref ${DESTDIR}${KMODDIR}; \
 		kldxref ${DESTDIR}${KMODDIR}; \