74 lines
2.2 KiB
Diff
74 lines
2.2 KiB
Diff
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From: Jonas Gorski <jonas.gorski@gmail.com>
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Date: Thu, 20 Jul 2017 22:34:54 +0200
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Subject: kernel: collect module symvers for external modules
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Collect module symvers for all external modules to make them available
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for modpost. This fixes dependencies for most external modules.
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Example:
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Before:
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root@LEDE:/# modinfo mt76
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module: /lib/modules/4.4.74/mt76.ko
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license: Dual BSD/GPL
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depends:
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After:
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root@LEDE:/# modinfo mt76
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module: /lib/modules/4.4.74/mt76.ko
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license: Dual BSD/GPL
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depends: mac80211,cfg80211
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Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
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Origin: backport, https://git.openwrt.org/?p=openwrt/openwrt.git;a=commit;h=2e496876c60cc45a06ac610e02c00ec767028b64
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diff --git a/include/kernel.mk b/include/kernel.mk
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index d8d457fe7a5d3584d8aa4e27430da84533c85ed0..10a264c9394c2b9a06801c10ae91d563adc7ee3f 100644
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--- a/include/kernel.mk
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+++ b/include/kernel.mk
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@@ -85,6 +85,33 @@ else
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LINUX_KARCH := $(ARCH)
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endif
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+PKG_EXTMOD_SUBDIRS ?= .
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+
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+define populate_module_symvers
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+ @mkdir -p $(PKG_INFO_DIR)
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+ cat /dev/null > $(PKG_INFO_DIR)/$(PKG_NAME).symvers; \
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+ for subdir in $(PKG_EXTMOD_SUBDIRS); do \
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+ cat $(PKG_INFO_DIR)/*.symvers 2>/dev/null > $(PKG_BUILD_DIR)/$$$$subdir/Module.symvers; \
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+ done
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+endef
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+
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+define collect_module_symvers
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+ for subdir in $(PKG_EXTMOD_SUBDIRS); do \
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+ grep -F $$$$(readlink -f $(PKG_BUILD_DIR)) $(PKG_BUILD_DIR)/$$$$subdir/Module.symvers >> $(PKG_BUILD_DIR)/Module.symvers.tmp; \
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+ done; \
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+ sort -u $(PKG_BUILD_DIR)/Module.symvers.tmp > $(PKG_BUILD_DIR)/Module.symvers; \
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+ mv $(PKG_BUILD_DIR)/Module.symvers $(PKG_INFO_DIR)/$(PKG_NAME).symvers
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+endef
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+
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+define KernelPackage/hooks
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+ ifneq ($(PKG_NAME),kernel)
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+ Hooks/Compile/Pre += populate_module_symvers
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+ Hooks/Compile/Post += collect_module_symvers
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+ endif
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+ define KernelPackage/hooks
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+ endef
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+endef
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+
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define KernelPackage/Defaults
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FILES:=
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AUTOLOAD:=
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@@ -192,6 +219,7 @@ $(call KernelPackage/$(1)/config)
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endif
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$(call KernelPackage/depends)
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+ $(call KernelPackage/hooks)
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ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m y,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
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define Package/kmod-$(1)/install
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