X-Git-Url: http://git.ozo.com/?p=openwrt-10.03%2F.git;a=blobdiff_plain;f=include%2Fkernel-build.mk;fp=include%2Fkernel-build.mk;h=e3e446ba584c17abb6e7d713fc22b413a28d873d;hp=d48f8b9f53c8255d98767a7f92eadf97a0f7a1f9;hb=ba38e0585024837bc59c618bdd2adfd42d2d9af8;hpb=321577a2dbf5941ff44fa72bdd6a7268c5539b21

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index d48f8b9f5..e3e446ba5 100644
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -54,6 +54,28 @@ define BuildKernel
 	$(Kernel/Prepare)
 	touch $$@
 
+  $(KERNEL_BUILD_DIR)/symtab.txt: FORCE
+	find $(LINUX_DIR) $(STAGING_DIR_ROOT)/lib/modules -name \*.ko | \
+		xargs $(TARGET_CROSS)nm | \
+		awk '$$$$1 == "U" { print $$$$2 } ' | \
+		sort -u > $$@
+
+  $(KERNEL_BUILD_DIR)/symtab.h: $(KERNEL_BUILD_DIR)/symtab.txt
+	( \
+		echo '#define SYMTAB_KEEP \'; \
+		cat $(KERNEL_BUILD_DIR)/symtab.txt | \
+			awk '{print "*(__ksymtab." $$$$1 ") \\" }'; \
+		echo; \
+		echo '#define SYMTAB_KEEP_GPL \'; \
+		cat $(KERNEL_BUILD_DIR)/symtab.txt | \
+			awk '{print "*(__ksymtab_gpl." $$$$1 ") \\" }'; \
+		echo; \
+		echo '#define SYMTAB_KEEP_STR \'; \
+		cat $(KERNEL_BUILD_DIR)/symtab.txt | \
+			awk '{print "*(__ksymtab_strings." $$$$1 ") \\" }'; \
+		echo; \
+	) > $$@
+
   $(STAMP_CONFIGURED): $(STAMP_PREPARED) $(LINUX_CONFIG) $(GENERIC_LINUX_CONFIG) $(TOPDIR)/.config
 	$(Kernel/Configure)
 	touch $$@
@@ -62,7 +84,7 @@ define BuildKernel
 	$(Kernel/CompileModules)
 	touch $$@
 
-  $(LINUX_DIR)/.image: $(STAMP_CONFIGURED) FORCE
+  $(LINUX_DIR)/.image: $(STAMP_CONFIGURED) $(if $(CONFIG_STRIP_KERNEL_EXPORTS),$(KERNEL_BUILD_DIR)/symtab.h) FORCE
 	$(Kernel/CompileImage)
 	touch $$@