Rasberry Pi4 Ubuntu OS EBPF编译错误:未知类型名称' atomic64_t'汇编错误
我试图编译Linux内核EBPF示例(MAP_PERF_TEST_KERN.C)并获取编译错误。感谢任何指示,以解决此错误。
root@rm-desktop:~/libbpf/src# uname -a
Linux rm-desktop 5.15.0-1011-raspi #13-Ubuntu SMP PREEMPT Thu Jun 2 11:44:34 UTC 2022 aarch64 aarch64 aarch64 GNU/Linux
clang -nostdinc -isystem `clang -print-file-name=include` \
-D__KERNEL__ -D__ASM_SYSREG_H \
-Wno-unused-value -Wno-pointer-sign \
-Wno-compare-distinct-pointer-types \
-Wno-gnu-variable-sized-type-not-at-end \
-Wno-address-of-packed-member -Wno-tautological-compare \
-Wno-unknown-warning-option \
-I/usr/lib/usr/include/ \
-I/root/linux-headers-`uname -r`/include/linux/atomic \
-I/usr/src/linux-headers-`uname -r`/include \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include/asm \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include/uapi \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include/generated/asm \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include/generated/uapi \
-I/usr/src/linux-headers-`uname -r`/include/generated/uapi \
-I/usr/src/linux-headers-`uname -r`/include/uapi \
-O2 -emit-llvm -c map_perf_test_kern.c -o -| llc -march=bpf -filetype=obj -o map_perf_test_kern.o
root@rm-desktop:~/libbpf/src# clang -nostdinc -isystem `clang -print-file-name=include` -D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign -Wno-compare-distinct-pointer-types -Wno-gnu-variable-sized-type-not-at-end -Wno-address-of-packed-member -Wno-tautological-compare -Wno-unknown-warning-option -I ./ -I /usr/lib/usr/include/ -I/usr/src/linux-headers-`uname -r`/include/linux/atomic -I/usr/src/linux-headers-`uname -r`/include -I/usr/src/linux-headers-`uname -r`/arch/arm64/include -I/usr/src/linux-headers-`uname -r`/arch/arm64/include/uapi -I/usr/src/linux-headers-`uname -r`/arch/arm64/include/generated/uapi -I/usr/src/linux-headers-`uname -r`/include/generated/uapi -I/usr/src/linux-headers-`uname -r`/include/uapi -O2 -emit-llvm -c map_perf_test_kern.c -o -| llc -march=bpf -filetype=obj -o map_perf_test_kern.o
In file included from map_perf_test_kern.c:7:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/skbuff.h:13:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/kernel.h:12:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/bitops.h:33:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/asm/bitops.h:32:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/asm-generic/bitops/lock.h:5:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic.h:80:
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1273:34: error: unknown type name 'atomic64_t'; did you mean 'atomic_t'?
arch_atomic64_read_acquire(const atomic64_t *v)
^~~~~~~~~~
atomic_t
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/types.h:168:3: note: 'atomic_t' declared here
} atomic_t;
^
In file included from map_perf_test_kern.c:7:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/skbuff.h:13:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/kernel.h:12:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/bitops.h:33:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/asm/bitops.h:32:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/asm-generic/bitops/lock.h:5:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic.h:80:
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1277:20: error: use of undeclared identifier 'atomic64_t'
if (__native_word(atomic64_t)) {
^
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1277:20: error: use of undeclared identifier 'atomic64_t'
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1277:20: error: use of undeclared identifier 'atomic64_t'
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1277:20: error: use of undeclared identifier 'atomic64_t'
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1280:9: warning: implicit declaration of function 'arch_atomic64_read' is invalid in C99 [-Wimplicit-function-declaration]
ret = arch_atomic64_read(v);
I was trying to compile Linux kernel ebpf example (map_perf_test_kern.c) and getting compilation errors. Appreciate any pointers to get around this error.
root@rm-desktop:~/libbpf/src# uname -a
Linux rm-desktop 5.15.0-1011-raspi #13-Ubuntu SMP PREEMPT Thu Jun 2 11:44:34 UTC 2022 aarch64 aarch64 aarch64 GNU/Linux
clang -nostdinc -isystem `clang -print-file-name=include` \
-D__KERNEL__ -D__ASM_SYSREG_H \
-Wno-unused-value -Wno-pointer-sign \
-Wno-compare-distinct-pointer-types \
-Wno-gnu-variable-sized-type-not-at-end \
-Wno-address-of-packed-member -Wno-tautological-compare \
-Wno-unknown-warning-option \
-I/usr/lib/usr/include/ \
-I/root/linux-headers-`uname -r`/include/linux/atomic \
-I/usr/src/linux-headers-`uname -r`/include \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include/asm \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include/uapi \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include/generated/asm \
-I/usr/src/linux-headers-`uname -r`/arch/arm64/include/generated/uapi \
-I/usr/src/linux-headers-`uname -r`/include/generated/uapi \
-I/usr/src/linux-headers-`uname -r`/include/uapi \
-O2 -emit-llvm -c map_perf_test_kern.c -o -| llc -march=bpf -filetype=obj -o map_perf_test_kern.o
root@rm-desktop:~/libbpf/src# clang -nostdinc -isystem `clang -print-file-name=include` -D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign -Wno-compare-distinct-pointer-types -Wno-gnu-variable-sized-type-not-at-end -Wno-address-of-packed-member -Wno-tautological-compare -Wno-unknown-warning-option -I ./ -I /usr/lib/usr/include/ -I/usr/src/linux-headers-`uname -r`/include/linux/atomic -I/usr/src/linux-headers-`uname -r`/include -I/usr/src/linux-headers-`uname -r`/arch/arm64/include -I/usr/src/linux-headers-`uname -r`/arch/arm64/include/uapi -I/usr/src/linux-headers-`uname -r`/arch/arm64/include/generated/uapi -I/usr/src/linux-headers-`uname -r`/include/generated/uapi -I/usr/src/linux-headers-`uname -r`/include/uapi -O2 -emit-llvm -c map_perf_test_kern.c -o -| llc -march=bpf -filetype=obj -o map_perf_test_kern.o
In file included from map_perf_test_kern.c:7:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/skbuff.h:13:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/kernel.h:12:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/bitops.h:33:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/asm/bitops.h:32:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/asm-generic/bitops/lock.h:5:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic.h:80:
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1273:34: error: unknown type name 'atomic64_t'; did you mean 'atomic_t'?
arch_atomic64_read_acquire(const atomic64_t *v)
^~~~~~~~~~
atomic_t
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/types.h:168:3: note: 'atomic_t' declared here
} atomic_t;
^
In file included from map_perf_test_kern.c:7:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/skbuff.h:13:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/kernel.h:12:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/bitops.h:33:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/asm/bitops.h:32:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/asm-generic/bitops/lock.h:5:
In file included from /usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic.h:80:
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1277:20: error: use of undeclared identifier 'atomic64_t'
if (__native_word(atomic64_t)) {
^
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1277:20: error: use of undeclared identifier 'atomic64_t'
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1277:20: error: use of undeclared identifier 'atomic64_t'
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1277:20: error: use of undeclared identifier 'atomic64_t'
/usr/src/linux-headers-5.15.0-1011-raspi/include/linux/atomic/atomic-arch-fallback.h:1280:9: warning: implicit declaration of function 'arch_atomic64_read' is invalid in C99 [-Wimplicit-function-declaration]
ret = arch_atomic64_read(v);
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