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authorFelix Fietkau <nbd@openwrt.org>2009-08-08 14:22:04 +0000
committerFelix Fietkau <nbd@openwrt.org>2009-08-08 14:22:04 +0000
commit131295ce36b90000dccd977c735cfa3e3c3f54bf (patch)
treedf21f6ee4ec1fd3d2c7111ab593dc88dc72a16cc /include/kernel-defaults.mk
parent21addab5ab6eba9c5484ca4e43282df2abb1d5cf (diff)
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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 f205553587..0ba1e056a6 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))