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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-08-08 14:22:04 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-08-08 14:22:04 +0000
commitba38e0585024837bc59c618bdd2adfd42d2d9af8 (patch)
treedf21f6ee4ec1fd3d2c7111ab593dc88dc72a16cc /include/kernel-defaults.mk
parent321577a2dbf5941ff44fa72bdd6a7268c5539b21 (diff)
add an optional config option for stripping all unnecessary symbol exports from the kernel image
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17181 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'include/kernel-defaults.mk')
-rw-r--r--include/kernel-defaults.mk5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk
index f20555358..0ba1e056a 100644
--- a/include/kernel-defaults.mk
+++ b/include/kernel-defaults.mk
@@ -22,6 +22,11 @@ KERNEL_MAKEOPTS := -C $(LINUX_DIR) \
KBUILD_HAVE_NLS=no \
CONFIG_SHELL="$(BASH)"
+ifdef CONFIG_STRIP_KERNEL_EXPORTS
+ KERNEL_MAKEOPTS += \
+ EXTRA_LDSFLAGS="-I$(KERNEL_BUILD_DIR) -include symtab.h"
+endif
+
INITRAMFS_EXTRA_FILES ?= $(GENERIC_PLATFORM_DIR)/image/initramfs-base-files.txt
ifneq (,$(KERNEL_CC))