From patchwork Wed Jun 12 10:44:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Muhammad Usama Anjum X-Patchwork-Id: 13694780 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7D11C16C685; Wed, 12 Jun 2024 10:45:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.235.227.194 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718189111; cv=none; b=LA/26Y+l7xqr5qZ9QeOkOkQA/RnZVTXAuhpBLZXZY48ObxPVBQYbjnRU9WTN/Bf6vu1oRrkaIQBXsXgvaOL2NcJvBH7iFv8Kc5K2FAmxW/86yW9fVxUn5OCsXxNVEKFXaeG1+A+EjwqiYFZDGWsJWiH6/Rl/qzQ9nZ7V1Kjm36M= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718189111; c=relaxed/simple; bh=mGIzQ5ew1VIe645IAxdq+2P+BLh9Fz+FTEcGLy6hS1U=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=U5xpEDBbidLMcMAmAHS13djV6NLKcd65WjcsCjl/ejvO596g7NFoCTwxzXSPCcMQYSh0G+TaAVzG53xWwnToCrDi0HC3Jq8bvPTE6GVoizXsr/RNiiDWq6lKthdyHYYQMQHIC1SKe/E8tWvjRkFoNELkgAhdvm1yLQNqvKZ79Hg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=qhKumtty; arc=none smtp.client-ip=46.235.227.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="qhKumtty" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1718189107; bh=mGIzQ5ew1VIe645IAxdq+2P+BLh9Fz+FTEcGLy6hS1U=; h=From:To:Cc:Subject:Date:From; b=qhKumttyixzROJAaVyga+0WqyXI1mxmnyD5t3dQ1T804gSvUYNNFQRvbTF+Mf/tLX Z0oJQpmqGJ4tIJ/6d5KaAWO9b+VPA58OTjVuDKzvFPD6eAl4B9+GQ0Q0Fd6Km+JkTB wADIsBkU5HtY1BZ2JQV6+3dcf15qVKeOg9SyKnkbhTi7AjEMKKoDy9J8k/eutTCY70 SVpccrD9JFdyWSJqHMYp5OcwSy7A+8A6w4/TDRstbMSrO26xADqrJ9HVvb0ANK2JXK h84cxCGIgBUWRuWUwpyZxizqAz+JeVickxRyDpVi5T+27gwjaXbzGX0CruK55qyuW0 12Y0zUCY8tLUQ== Received: from localhost.localdomain (ec2-34-240-57-77.eu-west-1.compute.amazonaws.com [34.240.57.77]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: usama.anjum) by madrid.collaboradmins.com (Postfix) with ESMTPSA id 510333782199; Wed, 12 Jun 2024 10:45:01 +0000 (UTC) From: Muhammad Usama Anjum To: Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Paolo Bonzini , Shuah Khan , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , David Hildenbrand , Sean Christopherson , Haibo Xu , Anup Patel , Andrew Jones , Aaron Lewis , Muhammad Usama Anjum , Thomas Huth , Maciej Wieczor-Retman , Vitaly Kuznetsov Cc: kernel@collabora.com, Shuah Khan , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] selftests: kvm: remove print_skip() Date: Wed, 12 Jun 2024 15:44:53 +0500 Message-Id: <20240612104500.425012-1-usama.anjum@collabora.com> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Replace print_skip() with ksft_exit_skip() to simplify the code and directly use the skip API provided by kselftest.h. Signed-off-by: Muhammad Usama Anjum --- .../testing/selftests/kvm/aarch64/vgic_init.c | 4 ++-- .../testing/selftests/kvm/demand_paging_test.c | 3 +-- tools/testing/selftests/kvm/dirty_log_test.c | 8 +++----- .../testing/selftests/kvm/include/test_util.h | 1 - tools/testing/selftests/kvm/lib/assert.c | 6 ++---- tools/testing/selftests/kvm/lib/test_util.c | 11 ----------- tools/testing/selftests/kvm/s390x/memop.c | 18 ++++++------------ .../selftests/kvm/x86_64/hyperv_cpuid.c | 13 +++++-------- .../kvm/x86_64/hyperv_extended_hypercalls.c | 6 ++---- .../selftests/kvm/x86_64/ucna_injection_test.c | 6 ++---- 10 files changed, 23 insertions(+), 53 deletions(-) diff --git a/tools/testing/selftests/kvm/aarch64/vgic_init.c b/tools/testing/selftests/kvm/aarch64/vgic_init.c index b3b5fb0ff0a9a..556c3230eb093 100644 --- a/tools/testing/selftests/kvm/aarch64/vgic_init.c +++ b/tools/testing/selftests/kvm/aarch64/vgic_init.c @@ -757,8 +757,8 @@ int main(int ac, char **av) } if (!cnt_impl) { - print_skip("No GICv2 nor GICv3 support"); - exit(KSFT_SKIP); + ksft_exit_skip("No GICv2 nor GICv3 support\n"); } + return 0; } diff --git a/tools/testing/selftests/kvm/demand_paging_test.c b/tools/testing/selftests/kvm/demand_paging_test.c index 0202b78f8680a..ae60b3a5fb9e5 100644 --- a/tools/testing/selftests/kvm/demand_paging_test.c +++ b/tools/testing/selftests/kvm/demand_paging_test.c @@ -353,8 +353,7 @@ int main(int argc, char *argv[]) int main(void) { - print_skip("__NR_userfaultfd must be present for userfaultfd test"); - return KSFT_SKIP; + ksft_exit_skip("__NR_userfaultfd must be present for userfaultfd test\n"); } #endif /* __NR_userfaultfd */ diff --git a/tools/testing/selftests/kvm/dirty_log_test.c b/tools/testing/selftests/kvm/dirty_log_test.c index aacf80f574391..e5d3b01ec9508 100644 --- a/tools/testing/selftests/kvm/dirty_log_test.c +++ b/tools/testing/selftests/kvm/dirty_log_test.c @@ -692,11 +692,9 @@ static void run_test(enum vm_guest_mode mode, void *arg) uint32_t ring_buf_idx = 0; int sem_val; - if (!log_mode_supported()) { - print_skip("Log mode '%s' not supported", - log_modes[host_log_mode].name); - return; - } + if (!log_mode_supported()) + ksft_exit_skip("Log mode '%s' not supported\n", + log_modes[host_log_mode].name); /* * We reserve page table for 2 times of extra dirty mem which diff --git a/tools/testing/selftests/kvm/include/test_util.h b/tools/testing/selftests/kvm/include/test_util.h index 3e473058849ff..472fce41737e0 100644 --- a/tools/testing/selftests/kvm/include/test_util.h +++ b/tools/testing/selftests/kvm/include/test_util.h @@ -35,7 +35,6 @@ static inline int _no_printf(const char *format, ...) { return 0; } #define pr_info(...) _no_printf(__VA_ARGS__) #endif -void __printf(1, 2) print_skip(const char *fmt, ...); #define __TEST_REQUIRE(f, fmt, ...) \ do { \ if (!(f)) \ diff --git a/tools/testing/selftests/kvm/lib/assert.c b/tools/testing/selftests/kvm/lib/assert.c index b49690658c606..33651f5b3a7fd 100644 --- a/tools/testing/selftests/kvm/lib/assert.c +++ b/tools/testing/selftests/kvm/lib/assert.c @@ -85,10 +85,8 @@ test_assert(bool exp, const char *exp_str, } va_end(ap); - if (errno == EACCES) { - print_skip("Access denied - Exiting"); - exit(KSFT_SKIP); - } + if (errno == EACCES) + ksft_exit_skip("Access denied - Exiting\n"); exit(254); } diff --git a/tools/testing/selftests/kvm/lib/test_util.c b/tools/testing/selftests/kvm/lib/test_util.c index 8ed0b74ae8373..6e8ac25403bb3 100644 --- a/tools/testing/selftests/kvm/lib/test_util.c +++ b/tools/testing/selftests/kvm/lib/test_util.c @@ -121,17 +121,6 @@ struct timespec timespec_div(struct timespec ts, int divisor) return timespec_add_ns((struct timespec){0}, ns); } -void print_skip(const char *fmt, ...) -{ - va_list ap; - - assert(fmt); - va_start(ap, fmt); - vprintf(fmt, ap); - va_end(ap); - puts(", skipping test"); -} - bool thp_configured(void) { int ret; diff --git a/tools/testing/selftests/kvm/s390x/memop.c b/tools/testing/selftests/kvm/s390x/memop.c index f2df7416be847..d7cd4b4eb6228 100644 --- a/tools/testing/selftests/kvm/s390x/memop.c +++ b/tools/testing/selftests/kvm/s390x/memop.c @@ -884,10 +884,8 @@ static void test_copy_key_fetch_prot_override(void) guest_0_page = vm_vaddr_alloc(t.kvm_vm, PAGE_SIZE, 0); guest_last_page = vm_vaddr_alloc(t.kvm_vm, PAGE_SIZE, last_page_addr); - if (guest_0_page != 0 || guest_last_page != last_page_addr) { - print_skip("did not allocate guest pages at required positions"); - goto out; - } + if (guest_0_page != 0 || guest_last_page != last_page_addr) + ksft_exit_skip("did not allocate guest pages at required positions\n"); HOST_SYNC(t.vcpu, STAGE_INITED); t.run->s.regs.crs[0] |= CR0_FETCH_PROTECTION_OVERRIDE; @@ -923,10 +921,8 @@ static void test_errors_key_fetch_prot_override_not_enabled(void) guest_0_page = vm_vaddr_alloc(t.kvm_vm, PAGE_SIZE, 0); guest_last_page = vm_vaddr_alloc(t.kvm_vm, PAGE_SIZE, last_page_addr); - if (guest_0_page != 0 || guest_last_page != last_page_addr) { - print_skip("did not allocate guest pages at required positions"); - goto out; - } + if (guest_0_page != 0 || guest_last_page != last_page_addr) + ksft_exit_skip("did not allocate guest pages at required positions\n"); HOST_SYNC(t.vcpu, STAGE_INITED); HOST_SYNC(t.vcpu, STAGE_SKEYS_SET); @@ -944,10 +940,8 @@ static void test_errors_key_fetch_prot_override_enabled(void) guest_0_page = vm_vaddr_alloc(t.kvm_vm, PAGE_SIZE, 0); guest_last_page = vm_vaddr_alloc(t.kvm_vm, PAGE_SIZE, last_page_addr); - if (guest_0_page != 0 || guest_last_page != last_page_addr) { - print_skip("did not allocate guest pages at required positions"); - goto out; - } + if (guest_0_page != 0 || guest_last_page != last_page_addr) + ksft_exit_skip("did not allocate guest pages at required positions"); HOST_SYNC(t.vcpu, STAGE_INITED); t.run->s.regs.crs[0] |= CR0_FETCH_PROTECTION_OVERRIDE; t.run->kvm_dirty_regs = KVM_SYNC_CRS; diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c index 4f5881d4ef66d..695c45635d257 100644 --- a/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c +++ b/tools/testing/selftests/kvm/x86_64/hyperv_cpuid.c @@ -144,10 +144,9 @@ int main(int argc, char *argv[]) free((void *)hv_cpuid_entries); if (!kvm_cpu_has(X86_FEATURE_VMX) || - !kvm_has_cap(KVM_CAP_HYPERV_ENLIGHTENED_VMCS)) { - print_skip("Enlightened VMCS is unsupported"); - goto do_sys; - } + !kvm_has_cap(KVM_CAP_HYPERV_ENLIGHTENED_VMCS)) + ksft_exit_skip("Enlightened VMCS is unsupported\n"); + vcpu_enable_evmcs(vcpu); hv_cpuid_entries = vcpu_get_supported_hv_cpuid(vcpu); test_hv_cpuid(hv_cpuid_entries, true); @@ -155,10 +154,8 @@ int main(int argc, char *argv[]) do_sys: /* Test system ioctl version */ - if (!kvm_has_cap(KVM_CAP_SYS_HYPERV_CPUID)) { - print_skip("KVM_CAP_SYS_HYPERV_CPUID not supported"); - goto out; - } + if (!kvm_has_cap(KVM_CAP_SYS_HYPERV_CPUID)) + ksft_exit_skip("KVM_CAP_SYS_HYPERV_CPUID not supported\n"); test_hv_cpuid_e2big(vm, NULL); diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c b/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c index 949e08e98f315..d37212a27990b 100644 --- a/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c +++ b/tools/testing/selftests/kvm/x86_64/hyperv_extended_hypercalls.c @@ -47,10 +47,8 @@ int main(void) /* Verify if extended hypercalls are supported */ if (!kvm_cpuid_has(kvm_get_supported_hv_cpuid(), - HV_ENABLE_EXTENDED_HYPERCALLS)) { - print_skip("Extended calls not supported by the kernel"); - exit(KSFT_SKIP); - } + HV_ENABLE_EXTENDED_HYPERCALLS)) + ksft_exit_skip("Extended calls not supported by the kernel\n"); vm = vm_create_with_one_vcpu(&vcpu, guest_code); run = vcpu->run; diff --git a/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c b/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c index 57f157c06b393..1dcb37a1f0be9 100644 --- a/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c +++ b/tools/testing/selftests/kvm/x86_64/ucna_injection_test.c @@ -273,10 +273,8 @@ int main(int argc, char *argv[]) kvm_ioctl(vm->kvm_fd, KVM_X86_GET_MCE_CAP_SUPPORTED, &supported_mcg_caps); - if (!(supported_mcg_caps & MCG_CMCI_P)) { - print_skip("MCG_CMCI_P is not supported"); - exit(KSFT_SKIP); - } + if (!(supported_mcg_caps & MCG_CMCI_P)) + ksft_exit_skip("MCG_CMCI_P is not supported\n"); ucna_vcpu = create_vcpu_with_mce_cap(vm, 0, true, ucna_injection_guest_code); cmcidis_vcpu = create_vcpu_with_mce_cap(vm, 1, false, cmci_disabled_guest_code); From patchwork Wed Jun 12 10:44:54 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Muhammad Usama Anjum X-Patchwork-Id: 13694781 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6F7B016F0CB; Wed, 12 Jun 2024 10:45:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.235.227.194 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718189115; cv=none; b=NpqfOPooyNKHi3+UMQQoLpACH7GE8H7Y2myQWdOTfmQTUbb3JFFkkx7D+67Ia4fYHGppl46rPrp12ehFPvh14qH5QBxE+5uu1teiwinSjenUJP00H5q884bzXaYs4pLMFQya4AY4C1RbGcqvOJVcRwdsrP+lOUEykAWWbazlzmA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718189115; c=relaxed/simple; bh=7KBVdtrVyLAPbuJcgaNyt4TEuscLxt+vNyICK4BFFWs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; 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b=lDAW1UK9XSiFTbaMyIXs26KjiQuqRgfPtZ/wTBP71dndmPiobFX8h1+7AapHudFWk QAPwCnqFlPi6oveoy7HtuXlkzqvP9GKETMnypvHWy4Gcp5sGw51CCdckMFeXrVZpMq OLii7gHCAr66NsdX0P/nWn+gKMUivLj10TEwrtsTy6FNSoO+tNW+6JtR+P4DW3/GAf PNCgvi5n6HbSAT7yRo6CiPsw6zSqUP/vEOPjZRauihDRDhyjXCNffHAV5xsTtrb/Zk VawiM6otyI0AD3R/Sc/6xZaKjz/hDEXPjyvn+X1rWIpBHkRXNFyZgfrCj1xjQGYqXW +KsMgg+TxZoGA== Received: from localhost.localdomain (ec2-34-240-57-77.eu-west-1.compute.amazonaws.com [34.240.57.77]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: usama.anjum) by madrid.collaboradmins.com (Postfix) with ESMTPSA id E35EF378219A; Wed, 12 Jun 2024 10:45:09 +0000 (UTC) From: Muhammad Usama Anjum To: Paolo Bonzini , Shuah Khan , Muhammad Usama Anjum , Anup Patel , Sean Christopherson , Oliver Upton , Claudio Imbrenda Cc: kernel@collabora.com, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] selftests: kvm: replace exit() with ksft_exit_fail_msg() Date: Wed, 12 Jun 2024 15:44:54 +0500 Message-Id: <20240612104500.425012-2-usama.anjum@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240612104500.425012-1-usama.anjum@collabora.com> References: <20240612104500.425012-1-usama.anjum@collabora.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The KSFT_FAIL, exit code must be used instead of exit(254). The 254 code here seems like anciant relic. Its even better if we use ksft_exit_fail_msg() which will print out "Bail out" meaning the test exited without completing. This string is TAP protocol specific. Signed-off-by: Muhammad Usama Anjum --- tools/testing/selftests/kvm/lib/assert.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/kvm/lib/assert.c b/tools/testing/selftests/kvm/lib/assert.c index 33651f5b3a7fd..db648a7ac429b 100644 --- a/tools/testing/selftests/kvm/lib/assert.c +++ b/tools/testing/selftests/kvm/lib/assert.c @@ -87,7 +87,7 @@ test_assert(bool exp, const char *exp_str, if (errno == EACCES) ksft_exit_skip("Access denied - Exiting\n"); - exit(254); + ksft_exit_fail_msg("\n"); } return;