Author: des
Date: Fri Jan 1 03:59:09 2016
New Revision: 293033
URL: https://svnweb.freebsd.org/changeset/base/293033
Log:
In the unload target, check that the module is loaded first.
Add a reload target which unloads and then loads the module.
Modified:
head/sys/conf/kmod.mk
Modified: head/sys/conf/kmod.mk
==============================================================================
--- head/sys/conf/kmod.mk Fri Jan 1 03:12:51 2016 (r293032)
+++ head/sys/conf/kmod.mk Fri Jan 1 03:59:09 2016 (r293033)
@@ -28,6 +28,9 @@
#
# KMODUNLOAD Command to unload a kernel module [/sbin/kldunload]
#
+# KMODISLOADED Command to check whether a kernel module is
+# loaded [/sbin/kldstat -q -n]
+#
# PROG The name of the kernel module to build.
# If not supplied, ${KMOD}.ko is used.
#
@@ -56,10 +59,14 @@
# unload:
# Unload a module.
#
+# reload:
+# Unload if loaded, then load.
+#
AWK?= awk
KMODLOAD?= /sbin/kldload
KMODUNLOAD?= /sbin/kldunload
+KMODISLOADED?= /sbin/kldstat -q -n
OBJCOPY?= objcopy
.include <bsd.init.mk>
@@ -325,7 +332,11 @@ load: ${PROG}
.if !target(unload)
unload:
- ${KMODUNLOAD} -v ${PROG}
+ if ${KMODISLOADED} ${PROG} ; then ${KMODUNLOAD} -v ${PROG} ; fi
+.endif
+
+.if !target(reload)
+reload: unload load
.endif
.if defined(KERNBUILDDIR)
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