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/linux/tools/testing/selftests/bpf/prog_tests/ |
H A D | test_bpf_ma.c | diff 21f5a801c171dff4e728e38f62cf626c4197d07c Fri Dec 22 04:18:07 CET 2023 Yonghong Song <yonghong.song@linux.dev> selftests/bpf: Cope with 512 bytes limit with bpf_global_percpu_ma
In the previous patch, the maximum data size for bpf_global_percpu_ma is 512 bytes. This breaks selftest test_bpf_ma. The test is adjusted in two aspects: - Since the maximum allowed data size for bpf_global_percpu_ma is 512, remove all tests beyond that, names sizes 1024, 2048 and 4096. - Previously the percpu data size is bucket_size - 8 in order to avoid percpu allocation into the next bucket. This patch removed such data size adjustment thanks to Patch 1.
Also, a better way to generate BTF type is used than adding a member to the value struct.
Acked-by: Hou Tao <houtao1@huawei.com> Signed-off-by: Yonghong Song <yonghong.song@linux.dev> Link: https://lore.kernel.org/r/20231222031807.1292853-1-yonghong.song@linux.dev Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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/linux/tools/testing/selftests/bpf/progs/ |
H A D | test_bpf_ma.c | diff 21f5a801c171dff4e728e38f62cf626c4197d07c Fri Dec 22 04:18:07 CET 2023 Yonghong Song <yonghong.song@linux.dev> selftests/bpf: Cope with 512 bytes limit with bpf_global_percpu_ma
In the previous patch, the maximum data size for bpf_global_percpu_ma is 512 bytes. This breaks selftest test_bpf_ma. The test is adjusted in two aspects: - Since the maximum allowed data size for bpf_global_percpu_ma is 512, remove all tests beyond that, names sizes 1024, 2048 and 4096. - Previously the percpu data size is bucket_size - 8 in order to avoid percpu allocation into the next bucket. This patch removed such data size adjustment thanks to Patch 1.
Also, a better way to generate BTF type is used than adding a member to the value struct.
Acked-by: Hou Tao <houtao1@huawei.com> Signed-off-by: Yonghong Song <yonghong.song@linux.dev> Link: https://lore.kernel.org/r/20231222031807.1292853-1-yonghong.song@linux.dev Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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