Messages in this thread | | | Subject | Re: [bug report] iommu_dma_unmap_sg() is very slow then running IO from remote numa node | From | John Garry <> | Date | Wed, 21 Jul 2021 10:23:38 +0100 |
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On 21/07/2021 02:40, Ming Lei wrote: >> I think that you should see a significant performance boost. > There is build issue, please check your tree: > > MODPOST vmlinux.symvers > MODINFO modules.builtin.modinfo > GEN modules.builtin > LD .tmp_vmlinux.btf > ld: Unexpected GOT/PLT entries detected! > ld: Unexpected run-time procedure linkages detected! > ld: drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.o: in function `smmu_test_store': > /root/git/linux/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c:3892: undefined reference to `smmu_test_core' > BTF .btf.vmlinux.bin.o > pahole: .tmp_vmlinux.btf: No such file or directory > LD .tmp_vmlinux.kallsyms1 > .btf.vmlinux.bin.o: file not recognized: file format not recognized > make: *** [Makefile:1177: vmlinux] Error 1
Ah, sorry. I had some test code which was not properly guarded with necessary build switches.
I have now removed that from the tree, so please re-pull.
Thanks, John
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