netdev - [PATCH bpf-next 2/2] selftest/bpf: Add a test case for ld

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Date:   Sun, 19 Mar 2023 13:30:14 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     davem@...emloft.net
Cc:     daniel@...earbox.net, andrii@...nel.org, martin.lau@...nel.org,
        void@...ifault.com, davemarchevsky@...a.com, tj@...nel.org,
        memxor@...il.com, netdev@...r.kernel.org, bpf@...r.kernel.org,
        kernel-team@...com
Subject: [PATCH bpf-next 2/2] selftest/bpf: Add a test case for ld_imm64 copy logic.

From: Alexei Starovoitov <ast@...nel.org>

Add a test case to exercise {btf_id, btf_obj_fd} copy logic between ld_imm64 insns.

Signed-off-by: Alexei Starovoitov <ast@...nel.org>
---
 tools/testing/selftests/bpf/progs/test_ksyms_weak.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/bpf/progs/test_ksyms_weak.c b/tools/testing/selftests/bpf/progs/test_ksyms_weak.c
index 5f8379aadb29..7003eef0c192 100644
--- a/tools/testing/selftests/bpf/progs/test_ksyms_weak.c
+++ b/tools/testing/selftests/bpf/progs/test_ksyms_weak.c
@@ -37,7 +37,7 @@ int pass_handler(const void *ctx)
 
 	/* tests existing symbols. */
 	rq = (struct rq *)bpf_per_cpu_ptr(&runqueues, 0);
-	if (rq)
+	if (rq && bpf_ksym_exists(&runqueues))
 		out__existing_typed = rq->cpu;
 	out__existing_typeless = (__u64)&bpf_prog_active;
 
-- 
2.34.1