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authorJiri Olsa <jolsa@kernel.org>2024-06-19 10:16:24 +0200
committerDaniel Borkmann <daniel@iogearbox.net>2024-06-21 19:32:36 +0200
commit717d6313bba1b3179f0bf1026aaec6b7e26f484e (patch)
tree8d62e383d7a1c5b50b35979582e0d9bf16e16082 /tools/testing
parent1ae7a19e37630d3235bc68cac9da4e032cad8136 (diff)
bpf: Change bpf_session_cookie return value to __u64 *
This reverts [1] and changes return value for bpf_session_cookie in bpf selftests. Having long * might lead to problems on 32-bit architectures. Fixes: 2b8dd87332cd ("bpf: Make bpf_session_cookie() kfunc return long *") Suggested-by: Andrii Nakryiko <andrii@kernel.org> Signed-off-by: Jiri Olsa <jolsa@kernel.org> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20240619081624.1620152-1-jolsa@kernel.org
Diffstat (limited to 'tools/testing')
-rw-r--r--tools/testing/selftests/bpf/bpf_kfuncs.h2
-rw-r--r--tools/testing/selftests/bpf/progs/kprobe_multi_session_cookie.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/tools/testing/selftests/bpf/bpf_kfuncs.h b/tools/testing/selftests/bpf/bpf_kfuncs.h
index be91a6919315..3b6675ab4086 100644
--- a/tools/testing/selftests/bpf/bpf_kfuncs.h
+++ b/tools/testing/selftests/bpf/bpf_kfuncs.h
@@ -77,5 +77,5 @@ extern int bpf_verify_pkcs7_signature(struct bpf_dynptr *data_ptr,
struct bpf_key *trusted_keyring) __ksym;
extern bool bpf_session_is_return(void) __ksym __weak;
-extern long *bpf_session_cookie(void) __ksym __weak;
+extern __u64 *bpf_session_cookie(void) __ksym __weak;
#endif
diff --git a/tools/testing/selftests/bpf/progs/kprobe_multi_session_cookie.c b/tools/testing/selftests/bpf/progs/kprobe_multi_session_cookie.c
index d49070803e22..0835b5edf685 100644
--- a/tools/testing/selftests/bpf/progs/kprobe_multi_session_cookie.c
+++ b/tools/testing/selftests/bpf/progs/kprobe_multi_session_cookie.c
@@ -25,7 +25,7 @@ int BPF_PROG(trigger)
static int check_cookie(__u64 val, __u64 *result)
{
- long *cookie;
+ __u64 *cookie;
if (bpf_get_current_pid_tgid() >> 32 != pid)
return 1;