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authorNikita V. Shirokov <tehnerd@tehnerd.com>2019-12-18 12:57:47 -0800
committerAlexei Starovoitov <ast@kernel.org>2019-12-18 17:05:58 -0800
commit6de6c1f840c051017f2308503858ff19344c56b3 (patch)
tree7a2e27cb5f4e23ab53555c247f4fe25d972c4a83 /tools/testing/selftests
parentdacce6412e09b5dce19514e2c4e2a8aab0eb217f (diff)
bpf: Allow to change skb mark in test_run
allow to pass skb's mark field into bpf_prog_test_run ctx for BPF_PROG_TYPE_SCHED_CLS prog type. that would allow to test bpf programs which are doing decision based on this field Signed-off-by: Nikita V. Shirokov <tehnerd@tehnerd.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests')
-rw-r--r--tools/testing/selftests/bpf/prog_tests/skb_ctx.c5
-rw-r--r--tools/testing/selftests/bpf/progs/test_skb_ctx.c1
2 files changed, 6 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/skb_ctx.c b/tools/testing/selftests/bpf/prog_tests/skb_ctx.c
index edf5e8c7d400..c6d6b685a946 100644
--- a/tools/testing/selftests/bpf/prog_tests/skb_ctx.c
+++ b/tools/testing/selftests/bpf/prog_tests/skb_ctx.c
@@ -13,6 +13,7 @@ void test_skb_ctx(void)
.tstamp = 7,
.wire_len = 100,
.gso_segs = 8,
+ .mark = 9,
};
struct bpf_prog_test_run_attr tattr = {
.data_in = &pkt_v4,
@@ -93,4 +94,8 @@ void test_skb_ctx(void)
"ctx_out_tstamp",
"skb->tstamp == %lld, expected %d\n",
skb.tstamp, 8);
+ CHECK_ATTR(skb.mark != 10,
+ "ctx_out_mark",
+ "skb->mark == %u, expected %d\n",
+ skb.mark, 10);
}
diff --git a/tools/testing/selftests/bpf/progs/test_skb_ctx.c b/tools/testing/selftests/bpf/progs/test_skb_ctx.c
index 534fbf9a7344..e18da87fe84f 100644
--- a/tools/testing/selftests/bpf/progs/test_skb_ctx.c
+++ b/tools/testing/selftests/bpf/progs/test_skb_ctx.c
@@ -17,6 +17,7 @@ int process(struct __sk_buff *skb)
}
skb->priority++;
skb->tstamp++;
+ skb->mark++;
if (skb->wire_len != 100)
return 1;