diff mbox series

[bpf-next,2/2] selftests/bpf: Skip case involving first arg in bpf_syscall_macro on RV64

Message ID 20240829133453.882259-3-pulehui@huaweicloud.com (mailing list archive)
State Superseded
Headers show
Series Fix accessing first syscall argument on RV64 | expand

Checks

Context Check Description
conchuod/vmtest-for-next-PR success PR summary
conchuod/patch-2-test-1 success .github/scripts/patches/tests/build_rv32_defconfig.sh
conchuod/patch-2-test-2 success .github/scripts/patches/tests/build_rv64_clang_allmodconfig.sh
conchuod/patch-2-test-3 success .github/scripts/patches/tests/build_rv64_gcc_allmodconfig.sh
conchuod/patch-2-test-4 success .github/scripts/patches/tests/build_rv64_nommu_k210_defconfig.sh
conchuod/patch-2-test-5 success .github/scripts/patches/tests/build_rv64_nommu_virt_defconfig.sh
conchuod/patch-2-test-6 success .github/scripts/patches/tests/checkpatch.sh
conchuod/patch-2-test-7 success .github/scripts/patches/tests/dtb_warn_rv64.sh
conchuod/patch-2-test-8 success .github/scripts/patches/tests/header_inline.sh
conchuod/patch-2-test-9 success .github/scripts/patches/tests/kdoc.sh
conchuod/patch-2-test-10 success .github/scripts/patches/tests/module_param.sh
conchuod/patch-2-test-11 success .github/scripts/patches/tests/verify_fixes.sh
conchuod/patch-2-test-12 success .github/scripts/patches/tests/verify_signedoff.sh

Commit Message

Pu Lehui Aug. 29, 2024, 1:34 p.m. UTC 
From: Pu Lehui <pulehui@huawei.com>

The RV64 architecture accesses the first system call argument only
through PT_REGS_PARM1_CORE_SYSCALL().

Signed-off-by: Pu Lehui <pulehui@huawei.com>
---
 tools/testing/selftests/bpf/prog_tests/test_bpf_syscall_macro.c | 2 +-
 tools/testing/selftests/bpf/progs/bpf_syscall_macro.c           | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/prog_tests/test_bpf_syscall_macro.c b/tools/testing/selftests/bpf/prog_tests/test_bpf_syscall_macro.c
index 2900c5e9a016..5773ee4ef5ae 100644
--- a/tools/testing/selftests/bpf/prog_tests/test_bpf_syscall_macro.c
+++ b/tools/testing/selftests/bpf/prog_tests/test_bpf_syscall_macro.c
@@ -38,7 +38,7 @@  void test_bpf_syscall_macro(void)
 	/* check whether args of syscall are copied correctly */
 	prctl(exp_arg1, exp_arg2, exp_arg3, exp_arg4, exp_arg5);
 
-#if defined(__aarch64__) || defined(__s390__)
+#if defined(__aarch64__) || defined(__s390__) || (defined(__riscv) && __riscv_xlen == 64)
 	ASSERT_NEQ(skel->bss->arg1, exp_arg1, "syscall_arg1");
 #else
 	ASSERT_EQ(skel->bss->arg1, exp_arg1, "syscall_arg1");
diff --git a/tools/testing/selftests/bpf/progs/bpf_syscall_macro.c b/tools/testing/selftests/bpf/progs/bpf_syscall_macro.c
index 1a476d8ed354..63232832c17a 100644
--- a/tools/testing/selftests/bpf/progs/bpf_syscall_macro.c
+++ b/tools/testing/selftests/bpf/progs/bpf_syscall_macro.c
@@ -43,7 +43,7 @@  int BPF_KPROBE(handle_sys_prctl)
 
 	/* test for PT_REGS_PARM */
 
-#if !defined(bpf_target_arm64) && !defined(bpf_target_s390)
+#if !defined(bpf_target_arm64) && !defined(bpf_target_s390) && !defined(bpf_target_riscv)
 	bpf_probe_read_kernel(&tmp, sizeof(tmp), &PT_REGS_PARM1_SYSCALL(real_regs));
 #endif
 	arg1 = tmp;