Dear Concerns,
I have a compilation problem on arm64.
My environment is dpdk-19.11, gcc-9.3.1 and kernel-5.10.0-0.0.0.7.aarch64. The
errors are as follows:
...
CC [M]
/home/abuild/rpmbuild/BUILD/dpdk-19.11/arm64-armv8a-linux-gcc/build/kernel/linux/kni/kni_misc.o
[0m
CC [M]
/home/abuild/rpmbuild/BUILD/dpdk-19.11/arm64-armv8a-linux-gcc/build/kernel/linux/kni/kni_net.o
[0m
LD librte_common_octeontx2.so.20.0 [0m
INSTALL-LIB librte_common_octeontx2.so.20.0 [0m
== Build drivers/bus [0m
In file included from ./include/linux/atomic.h:7, [0m
from
./include/asm-generic/bitops/atomic.h:5, [0m
from
./arch/arm64/include/asm/bitops.h:26, [0m
from
./include/linux/bitops.h:29, [0m
from
./include/linux/kernel.h:12, [0m
from
./include/linux/list.h:9, [0m
from
./include/linux/rculist.h:10, [0m
from
./include/linux/pid.h:5, [0m
from
./include/linux/sched.h:14, [0m
from
./include/linux/ratelimit.h:6, [0m
from
./include/linux/dev_printk.h:16, [0m
from
./include/linux/device.h:15, [0m
from
/home/abuild/rpmbuild/BUILD/dpdk-19.11/arm64-armv8a-linux-gcc/build/kernel/linux/igb_uio/igb_uio.c:8:
[0m
./include/linux/atomic-arch-fallback.h: In function 'igbuio_pci_open':
[0m
./arch/arm64/include/asm/atomic.h:20:20: error: inlining failed in
call to 'arch_atomic_sub.constprop': --param max-inline-insns-single-O2 limit
reached [-Werror=inline] [0m
20 | static inline void arch_##op(int i, atomic_t
*v) \ [0m
|
^ [0m
./arch/arm64/include/asm/atomic.h:30:1: note: in expansion of macro
'ATOMIC_OP' [0m
30 | ATOMIC_OP(atomic_sub) [0m
| ^ [0m
In file included from ./include/linux/atomic.h:81, [0m
from
./include/asm-generic/bitops/atomic.h:5, [0m
from
./arch/arm64/include/asm/bitops.h:26, [0m
from
./include/linux/bitops.h:29, [0m
from
./include/linux/kernel.h:12, [0m
from
./include/linux/list.h:9, [0m
from
./include/linux/rculist.h:10, [0m
from
./include/linux/pid.h:5, [0m
from
./include/linux/sched.h:14, [0m
from
./include/linux/ratelimit.h:6, [0m
from
./include/linux/dev_printk.h:16, [0m
from
./include/linux/device.h:15, [0m
from
/home/abuild/rpmbuild/BUILD/dpdk-19.11/arm64-armv8a-linux-gcc/build/kernel/linux/igb_uio/igb_uio.c:8:
[0m
./include/linux/atomic-arch-fallback.h:441:2: note: called from here
[0m
441 | arch_atomic_sub(1, v); [0m
| ^ [0m
cc1: all warnings being treated as errors [0m
make[6]: *** [scripts/Makefile.build:279:
/home/abuild/rpmbuild/BUILD/dpdk-19.11/arm64-armv8a-linux-gcc/build/kernel/linux/igb_uio/igb_uio.o]
Error 1 [0m
make[5]: *** [Makefile:1805:
/home/abuild/rpmbuild/BUILD/dpdk-19.11/arm64-armv8a-linux-gcc/build/kernel/linux/igb_uio]
Error 2 [0m
make[4]: ***
[/home/abuild/rpmbuild/BUILD/dpdk-19.11/mk/rte.module.mk:51: igb_uio.ko] Error
2 [0m
make[3]: ***
[/home/abuild/rpmbuild/BUILD/dpdk-19.11/mk/rte.subdir.mk:37: igb_uio] Error 2
[0m
make[3]: *** Waiting for unfinished jobs [0m
...
Thanks Regards,
Lemmy_Huang