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bpf-headers: switch to mips64 for 64 bit targets

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BTF pointer data has a different size on 32 vs 64 bit targets,
and while the generated eBPF code works, the BTF data fails to validate
on mismatch

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau
2021-11-18 22:25:47 +01:00
parent ff6b89df70
commit 8f355becdf
2 changed files with 8 additions and 2 deletions
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6
package/kernel/bpf-headers/Makefile
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@@ -63,9 +63,15 @@ endef
BPF_DOC = $(PKG_BUILD_DIR)/scripts/bpf_helpers_doc.py
define Build/Configure/64
echo 'CONFIG_CPU_MIPS64_R2=y' >> $(PKG_BUILD_DIR)/.config
echo 'CONFIG_64BIT=y' >> $(PKG_BUILD_DIR)/.config
endef
define Build/Configure
grep -vE 'CONFIG_(CPU_.*ENDIAN|HZ)' $(PKG_BUILD_DIR)/arch/mips/configs/generic_defconfig > $(PKG_BUILD_DIR)/.config
echo 'CONFIG_CPU_$(if $(CONFIG_BIG_ENDIAN),BIG,LITTLE)_ENDIAN=y' >> $(PKG_BUILD_DIR)/.config
$(if $(CONFIG_ARCH_64BIT),$(Build/Configure/64))
grep CONFIG_HZ $(REAL_LINUX_DIR)/.config >> $(PKG_BUILD_DIR)/.config
yes '' | $(KERNEL_MAKE) oldconfig
grep 'CONFIG_HZ=' $(REAL_LINUX_DIR)/.config | \