summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--Documentation/kbuild/makefiles.txt10
-rw-r--r--Makefile7
2 files changed, 9 insertions, 8 deletions
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt
index 6166e2d7da76..7a7753321a26 100644
--- a/Documentation/kbuild/makefiles.txt
+++ b/Documentation/kbuild/makefiles.txt
@@ -519,17 +519,17 @@ more details, with real examples.
to the user why it stops.
cc-cross-prefix
- cc-cross-prefix is used to check if there exist a $(CC) in path with
+ cc-cross-prefix is used to check if there exists a $(CC) in path with
one of the listed prefixes. The first prefix where there exist a
prefix$(CC) in the PATH is returned - and if no prefix$(CC) is found
then nothing is returned.
Additional prefixes are separated by a single space in the
call of cc-cross-prefix.
- This functionality is usefull for architecture Makefile that try
- to set CROSS_COMPILE to well know values but may have several
+ This functionality is useful for architecture Makefiles that try
+ to set CROSS_COMPILE to well-known values but may have several
values to select between.
- It is recommended only to try to set CROSS_COMPILE is it is a cross
- build (host arch is different from target arch). And is CROSS_COMPILE
+ It is recommended only to try to set CROSS_COMPILE if it is a cross
+ build (host arch is different from target arch). And if CROSS_COMPILE
is already set then leave it with the old value.
Example:
diff --git a/Makefile b/Makefile
index 50bb50defe18..264f37b8b263 100644
--- a/Makefile
+++ b/Makefile
@@ -1505,15 +1505,16 @@ quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN $(wildcard $(rm-files))
# and we build for the host arch
quiet_cmd_depmod = DEPMOD $(KERNELRELEASE)
cmd_depmod = \
- if [ -r System.map -a -x $(DEPMOD) -a "$(SUBARCH)" = "$(ARCH)" ]; then \
+ if [ -r System.map -a -x $(DEPMOD) ]; then \
$(DEPMOD) -ae -F System.map \
$(if $(strip $(INSTALL_MOD_PATH)), -b $(INSTALL_MOD_PATH) -r) \
$(KERNELRELEASE); \
fi
# Create temporary dir for module support files
-cmd_crmodverdir = $(Q)mkdir -p $(MODVERDIR); rm -f $(MODVERDIR)/*
-
+# clean it up only when building all modules
+cmd_crmodverdir = $(Q)mkdir -p $(MODVERDIR) \
+ $(if $(KBUILD_MODULES),; rm -f $(MODVERDIR)/*)
a_flags = -Wp,-MD,$(depfile) $(KBUILD_AFLAGS) $(AFLAGS_KERNEL) \
$(NOSTDINC_FLAGS) $(KBUILD_CPPFLAGS) \