kernel-build: fix STRIP_KERNEL_EXPORTS for recent kernels

Recent kernels started to mark exported symbols as global.
Adapt expressions in kernel-build.mk to also match global symbols
when grep'ing through nm output.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@42555 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index 2bf6392..fd117d5 100644 (file)
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -76,7 +76,7 @@ define BuildKernel
                xargs $(TARGET_CROSS)nm | \
                awk '$$$$1 == "U" { print $$$$2 } ' | \
                sort -u > $(KERNEL_BUILD_DIR)/mod_symtab.txt
-       $(TARGET_CROSS)nm -n $(LINUX_DIR)/vmlinux.o | grep -F ' r __ksymtab' | sed -e 's,........ r __ksymtab_,,' > $(KERNEL_BUILD_DIR)/kernel_symtab.txt
+       $(TARGET_CROSS)nm -n $(LINUX_DIR)/vmlinux.o | grep ' [rR] __ksymtab' | sed -e 's,........ [rR] __ksymtab_,,' > $(KERNEL_BUILD_DIR)/kernel_symtab.txt
        grep -Ff $(KERNEL_BUILD_DIR)/mod_symtab.txt $(KERNEL_BUILD_DIR)/kernel_symtab.txt > $(KERNEL_BUILD_DIR)/sym_include.txt
        grep -Fvf $(KERNEL_BUILD_DIR)/mod_symtab.txt $(KERNEL_BUILD_DIR)/kernel_symtab.txt > $(KERNEL_BUILD_DIR)/sym_exclude.txt
        ( \