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selftests/bpf: Fix attach point for non-x86 arches in test_progs/lsm

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Use SYS_PREFIX macro from bpf_misc.h instead of hard-coded '__x64_'
prefix for sys_setdomainname attach point in lsm test.

Signed-off-by: Artem Savkov <asavkov@redhat.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20220816055231.717006-1-asavkov@redhat.com
This commit is contained in:
Artem Savkov 2022-08-16 07:52:31 +02:00 committed by Andrii Nakryiko
parent 1f235777c3
commit 807662cac6
2 changed files with 3 additions and 2 deletions
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2
tools/testing/selftests/bpf/DENYLIST.s390x
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@ -43,7 +43,7 @@ test_bpffs # bpffs test failed 255
test_bprm_opts # failed to auto-attach program 'secure_exec': -524 (trampoline)
test_ima # failed to auto-attach program 'ima': -524 (trampoline)
test_local_storage # failed to auto-attach program 'unlink_hook': -524 (trampoline)
test_lsm # failed to find kernel BTF type ID of '__x64_sys_setdomainname': -3 (?)
test_lsm # attach unexpected error: -524 (trampoline)
test_overhead # attach_fentry unexpected error: -524 (trampoline)
test_profiler # unknown func bpf_probe_read_str#45 (overlapping)
timer # failed to auto-attach program 'test1': -524 (trampoline)

3
tools/testing/selftests/bpf/progs/lsm.c
View File

@ -4,6 +4,7 @@
* Copyright 2020 Google LLC.
*/
#include "bpf_misc.h"
#include "vmlinux.h"
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
@ -160,7 +161,7 @@ int BPF_PROG(test_task_free, struct task_struct *task)
int copy_test = 0;
SEC("fentry.s/__x64_sys_setdomainname")
SEC("fentry.s/" SYS_PREFIX "sys_setdomainname")
int BPF_PROG(test_sys_setdomainname, struct pt_regs *regs)
{
void *ptr = (void *)PT_REGS_PARM1(regs);