diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2016-01-06 18:37:42 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2016-01-06 18:37:42 +0000 |
| commit | 9c949b0dcab5e3b82d066da0041deae2ef2e4d8c (patch) | |
| tree | 564f934a8123ec5e2ebae2b24728985330926eae /include/kernel-defaults.mk | |
| parent | 5f69279dd608b54807714716cb9ff9e39f2e72c5 (diff) | |
| download | upstream-9c949b0dcab5e3b82d066da0041deae2ef2e4d8c.tar.gz upstream-9c949b0dcab5e3b82d066da0041deae2ef2e4d8c.tar.bz2 upstream-9c949b0dcab5e3b82d066da0041deae2ef2e4d8c.zip | |
build: suppress unnecessary kernel config rewrites to speed up build
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 48143
Diffstat (limited to 'include/kernel-defaults.mk')
| -rw-r--r-- | include/kernel-defaults.mk | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk index d37787a44b..f3b5e421d1 100644 --- a/include/kernel-defaults.mk +++ b/include/kernel-defaults.mk @@ -80,6 +80,7 @@ ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) endif define Kernel/SetInitramfs + rm -f $(LINUX_DIR)/.config.prev mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old $(call Kernel/SetInitramfs/PreConfigure) echo 'CONFIG_INITRAMFS_ROOT_UID=$(shell id -u)' >> $(LINUX_DIR)/.config @@ -96,9 +97,9 @@ else endif define Kernel/SetNoInitramfs - mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old - grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config - echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config + mv $(LINUX_DIR)/.config.set $(LINUX_DIR)/.config.old + grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config.set + echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config.set endef define Kernel/Configure/Default @@ -109,11 +110,15 @@ define Kernel/Configure/Default echo "# CONFIG_KALLSYMS_ALL is not set" >> $(LINUX_DIR)/.config.target echo "# CONFIG_KALLSYMS_UNCOMPRESSED is not set" >> $(LINUX_DIR)/.config.target $(SCRIPT_DIR)/metadata.pl kconfig $(TMP_DIR)/.packageinfo $(TOPDIR)/.config $(KERNEL_PATCHVER) > $(LINUX_DIR)/.config.override - $(SCRIPT_DIR)/kconfig.pl 'm+' '+' $(LINUX_DIR)/.config.target /dev/null $(LINUX_DIR)/.config.override > $(LINUX_DIR)/.config + $(SCRIPT_DIR)/kconfig.pl 'm+' '+' $(LINUX_DIR)/.config.target /dev/null $(LINUX_DIR)/.config.override > $(LINUX_DIR)/.config.set $(call Kernel/SetNoInitramfs) rm -rf $(KERNEL_BUILD_DIR)/modules + cmp -s $(LINUX_DIR)/.config.set $(LINUX_DIR)/.config.prev || { \ + cp $(LINUX_DIR)/.config.set $(LINUX_DIR)/.config; \ + cp $(LINUX_DIR)/.config.set $(LINUX_DIR)/.config.prev; \ + } $(_SINGLE) [ -d $(LINUX_DIR)/user_headers ] || $(MAKE) $(KERNEL_MAKEOPTS) INSTALL_HDR_PATH=$(LINUX_DIR)/user_headers headers_install - $(SH_FUNC) grep '=[ym]' $(LINUX_DIR)/.config | LC_ALL=C sort | md5s > $(LINUX_DIR)/.vermagic + $(SH_FUNC) grep '=[ym]' $(LINUX_DIR)/.config.set | LC_ALL=C sort | md5s > $(LINUX_DIR)/.vermagic endef define Kernel/Configure/Initramfs |