From 0a68632488aa0129ed530af9ae9e8573f5650812 Mon Sep 17 00:00:00 2001 From: David Miller Date: Fri, 30 Nov 2018 21:08:50 -0800 Subject: bpf: Apply F_NEEDS_EFFICIENT_UNALIGNED_ACCESS to more ACCEPT test cases. If a testcase has alignment problems but is expected to be ACCEPT, verify it using F_NEEDS_EFFICIENT_UNALIGNED_ACCESS too. Maybe in the future if we add some architecture specific code to elide the unaligned memory access warnings during the test, we can execute these as well. Signed-off-by: David S. Miller Signed-off-by: Alexei Starovoitov --- tools/testing/selftests/bpf/test_verifier.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'tools/testing/selftests') diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c index 6bfd3242ea43..c3b038f26ece 100644 --- a/tools/testing/selftests/bpf/test_verifier.c +++ b/tools/testing/selftests/bpf/test_verifier.c @@ -3918,6 +3918,7 @@ static struct bpf_test tests[] = { }, .prog_type = BPF_PROG_TYPE_SCHED_CLS, .result = ACCEPT, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "direct packet access: test21 (x += pkt_ptr, 2)", @@ -3943,6 +3944,7 @@ static struct bpf_test tests[] = { }, .prog_type = BPF_PROG_TYPE_SCHED_CLS, .result = ACCEPT, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "direct packet access: test22 (x += pkt_ptr, 3)", @@ -3973,6 +3975,7 @@ static struct bpf_test tests[] = { }, .prog_type = BPF_PROG_TYPE_SCHED_CLS, .result = ACCEPT, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "direct packet access: test23 (x += pkt_ptr, 4)", @@ -4025,6 +4028,7 @@ static struct bpf_test tests[] = { }, .prog_type = BPF_PROG_TYPE_SCHED_CLS, .result = ACCEPT, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "direct packet access: test25 (marking on <, good access)", @@ -7732,6 +7736,7 @@ static struct bpf_test tests[] = { .result = ACCEPT, .prog_type = BPF_PROG_TYPE_SCHED_CLS, .retval = 0 /* csum_diff of 64-byte packet */, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "helper access to variable memory: size = 0 not allowed on NULL (!ARG_PTR_TO_MEM_OR_NULL)", @@ -9694,6 +9699,7 @@ static struct bpf_test tests[] = { }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "XDP pkt read, pkt_data' > pkt_end, bad access 1", @@ -9865,6 +9871,7 @@ static struct bpf_test tests[] = { }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "XDP pkt read, pkt_end < pkt_data', bad access 1", @@ -9977,6 +9984,7 @@ static struct bpf_test tests[] = { }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "XDP pkt read, pkt_end >= pkt_data', bad access 1", @@ -10034,6 +10042,7 @@ static struct bpf_test tests[] = { }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "XDP pkt read, pkt_data' <= pkt_end, bad access 1", @@ -10146,6 +10155,7 @@ static struct bpf_test tests[] = { }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "XDP pkt read, pkt_meta' > pkt_data, bad access 1", @@ -10317,6 +10327,7 @@ static struct bpf_test tests[] = { }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "XDP pkt read, pkt_data < pkt_meta', bad access 1", @@ -10429,6 +10440,7 @@ static struct bpf_test tests[] = { }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "XDP pkt read, pkt_data >= pkt_meta', bad access 1", @@ -10486,6 +10498,7 @@ static struct bpf_test tests[] = { }, .result = ACCEPT, .prog_type = BPF_PROG_TYPE_XDP, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "XDP pkt read, pkt_meta' <= pkt_data, bad access 1", @@ -12405,6 +12418,7 @@ static struct bpf_test tests[] = { .prog_type = BPF_PROG_TYPE_SCHED_CLS, .result = ACCEPT, .retval = 1, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "calls: pkt_ptr spill into caller stack 4", @@ -12439,6 +12453,7 @@ static struct bpf_test tests[] = { .prog_type = BPF_PROG_TYPE_SCHED_CLS, .result = ACCEPT, .retval = 1, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "calls: pkt_ptr spill into caller stack 5", @@ -12584,6 +12599,7 @@ static struct bpf_test tests[] = { }, .prog_type = BPF_PROG_TYPE_SCHED_CLS, .result = ACCEPT, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "calls: pkt_ptr spill into caller stack 9", @@ -13507,6 +13523,7 @@ static struct bpf_test tests[] = { }, .prog_type = BPF_PROG_TYPE_SCHED_CLS, .result = ACCEPT, + .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { "reference tracking in call: free reference in subprog", -- cgit v1.2.3-59-g8ed1b