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authorJo-Philipp Wich <jow@openwrt.org>2012-01-08 15:23:11 +0000
committerJo-Philipp Wich <jow@openwrt.org>2012-01-08 15:23:11 +0000
commit63b45c1a5d8d59c5f4a6c26542fa51d1b89a7fd0 (patch)
tree283cc106e88a9c1f4adde1d7f45c847b09a98c67
parent50d5d3d521d4818215814dbf4e9a24e26f1ce221 (diff)
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include: calculate md5sum over sorted kernel config symbol list and incorperate it into the kernel metapackage version, make kmods depend on this specific version.
The aim of this change is to invalidate kmods which are built against a different kernel config on the opkg metadata level. Manual copying and insmod of custom *.ko files, e.g. for development purpose, is still possible. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29686 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--include/kernel-defaults.mk1
-rw-r--r--include/kernel.mk6
-rw-r--r--package/kernel/Makefile2
3 files changed, 7 insertions, 2 deletions
diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk
index 5fd27ae7cd..52ce03776c 100644
--- a/include/kernel-defaults.mk
+++ b/include/kernel-defaults.mk
@@ -89,6 +89,7 @@ define Kernel/Configure/Default
$(call Kernel/SetInitramfs)
-$(_SINGLE)$(MAKE) $(KERNEL_MAKEOPTS) oldconfig prepare scripts
rm -rf $(KERNEL_BUILD_DIR)/modules
+ $(SH_FUNC) grep '=[ym]' $(LINUX_DIR)/.config | LC_ALL=C sort | md5s > $(LINUX_DIR)/.vermagic
endef
define Kernel/CompileModules/Default
diff --git a/include/kernel.mk b/include/kernel.mk
index 1af072d6bb..c0d8ef8a23 100644
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -13,6 +13,7 @@ ifeq ($(DUMP),1)
KERNEL?=<KERNEL>
BOARD?=<BOARD>
LINUX_VERSION?=<LINUX_VERSION>
+ LINUX_VERMAGIC?=<LINUX_VERMAGIC>
else
ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
export GCC_HONOUR_COPTS=s
@@ -35,6 +36,9 @@ else
KERNEL_BUILD_DIR ?= $(BUILD_DIR_BASE)/linux-$(BOARD)$(if $(SUBTARGET),_$(SUBTARGET))$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
LINUX_DIR ?= $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+ LINUX_VERMAGIC:=$(strip $(shell cat $(LINUX_DIR)/.vermagic 2>/dev/null))
+ LINUX_VERMAGIC:=$(if $(LINUX_VERMAGIC),$(LINUX_VERMAGIC),unknown)
+
LINUX_UNAME_VERSION:=$(if $(word 3,$(subst ., ,$(KERNEL_BASE))),$(KERNEL_BASE),$(KERNEL_BASE).0)
ifneq ($(findstring -rc,$(LINUX_VERSION)),)
LINUX_UNAME_VERSION:=$(LINUX_UNAME_VERSION)-$(strip $(lastword $(subst -, ,$(LINUX_VERSION))))
@@ -130,7 +134,7 @@ define KernelPackage
SECTION:=kernel
CATEGORY:=Kernel modules
DESCRIPTION:=$(DESCRIPTION)
- EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE))
+ EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(LINUX_RELEASE)-$(LINUX_VERMAGIC))
VERSION:=$(LINUX_VERSION)$(if $(PKG_VERSION),+$(PKG_VERSION))-$(if $(PKG_RELEASE),$(PKG_RELEASE),$(LINUX_RELEASE))
$(call KernelPackage/$(1))
$(call KernelPackage/$(1)/$(BOARD))
diff --git a/package/kernel/Makefile b/package/kernel/Makefile
index 13a305d7a1..e094c601ef 100644
--- a/package/kernel/Makefile
+++ b/package/kernel/Makefile
@@ -35,7 +35,7 @@ define Package/kernel
CATEGORY:=Kernel
DEFAULT:=y
TITLE:=Virtual kernel package
- VERSION:=$(LINUX_VERSION)-$(LINUX_RELEASE)
+ VERSION:=$(LINUX_VERSION)-$(LINUX_RELEASE)-$(LINUX_VERMAGIC)
URL:=http://www.kernel.org/
endef