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[PATCH v3 1/2] tests: move common definitions and functions into pidfd.h

by Suren Baghdasaryan

Move definitions and functions used across different pidfd tests into pidfd.h header. Signed-off-by: Suren Baghdasaryan <surenb(a)google.com> Reviewed-by: Christian Brauner <christian(a)brauner.io> --- Changes since v1 (https://lore.kernel.org/linux-kselftest/20190723173907.196488-1-surenb@goog…) - Move common test definitions and functions into pidfd.h as per Christian Brauner - Code cleanup and additional error handling as per Christian Brauner Changes since v2 (https://lore.kernel.org/linux-kselftest/20190725002204.185225-2-surenb@goog…) - Added waitpid to prevent zombies as per Yann Droneaud Patches are based on v5.3-rc1 in Linus' tree. --- tools/testing/selftests/pidfd/pidfd.h | 18 ++++++++++++++++++ .../testing/selftests/pidfd/pidfd_open_test.c | 5 ----- tools/testing/selftests/pidfd/pidfd_test.c | 10 ---------- 3 files changed, 18 insertions(+), 15 deletions(-) diff --git a/tools/testing/selftests/pidfd/pidfd.h b/tools/testing/selftests/pidfd/pidfd.h index 8452e910463f..db4377af6be7 100644 --- a/tools/testing/selftests/pidfd/pidfd.h +++ b/tools/testing/selftests/pidfd/pidfd.h @@ -16,6 +16,14 @@ #include "../kselftest.h" +#ifndef __NR_pidfd_open +#define __NR_pidfd_open -1 +#endif + +#ifndef __NR_pidfd_send_signal +#define __NR_pidfd_send_signal -1 +#endif + /* * The kernel reserves 300 pids via RESERVED_PIDS in kernel/pid.c * That means, when it wraps around any pid < 300 will be skipped. @@ -53,5 +61,15 @@ int wait_for_pid(pid_t pid) return WEXITSTATUS(status); } +static inline int sys_pidfd_open(pid_t pid, unsigned int flags) +{ + return syscall(__NR_pidfd_open, pid, flags); +} + +static inline int sys_pidfd_send_signal(int pidfd, int sig, siginfo_t *info, + unsigned int flags) +{ + return syscall(__NR_pidfd_send_signal, pidfd, sig, info, flags); +} #endif /* __PIDFD_H */ diff --git a/tools/testing/selftests/pidfd/pidfd_open_test.c b/tools/testing/selftests/pidfd/pidfd_open_test.c index 0377133dd6dc..b9fe75fc3e51 100644 --- a/tools/testing/selftests/pidfd/pidfd_open_test.c +++ b/tools/testing/selftests/pidfd/pidfd_open_test.c @@ -22,11 +22,6 @@ #include "pidfd.h" #include "../kselftest.h" -static inline int sys_pidfd_open(pid_t pid, unsigned int flags) -{ - return syscall(__NR_pidfd_open, pid, flags); -} - static int safe_int(const char *numstr, int *converted) { char *err = NULL; diff --git a/tools/testing/selftests/pidfd/pidfd_test.c b/tools/testing/selftests/pidfd/pidfd_test.c index 7eaa8a3de262..17b2fd621726 100644 --- a/tools/testing/selftests/pidfd/pidfd_test.c +++ b/tools/testing/selftests/pidfd/pidfd_test.c @@ -21,10 +21,6 @@ #include "pidfd.h" #include "../kselftest.h" -#ifndef __NR_pidfd_send_signal -#define __NR_pidfd_send_signal -1 -#endif - #define str(s) _str(s) #define _str(s) #s #define CHILD_THREAD_MIN_WAIT 3 /* seconds */ @@ -47,12 +43,6 @@ static pid_t pidfd_clone(int flags, int *pidfd, int (*fn)(void *)) #endif } -static inline int sys_pidfd_send_signal(int pidfd, int sig, siginfo_t *info, - unsigned int flags) -{ - return syscall(__NR_pidfd_send_signal, pidfd, sig, info, flags); -} - static int signal_received; static void set_signal_received_on_sigusr1(int sig) -- 2.22.0.709.g102302147b-goog

6 years, 1 month

4
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[GIT PULL] Kselftest update for Linux 5.3-rc4

by Shuah Khan

Hi Linus, Please pull the following Kselftest fixes update for Linux 5.3-rc4. This Kselftest update for Linux 5.3-rc4 consists of fix to Kselftest framework to save and restore errno and a fix to livepatch to push and pop dynamic debug config. diff is attached. thanks, -- Shuah ---------------------------------------------------------------- The following changes since commit 527d37e9e575bc0e9024de9b499385e7bb31f1ad: selftests/livepatch: add test skip handling (2019-07-24 14:17:46 -0600) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest tags/linux-kselftest-5.3-rc4 for you to fetch changes up to fbb01c52471c8fb4ec2422c0ab26c134bd90bbff: selftests/livepatch: push and pop dynamic debug config (2019-07-30 15:47:10 -0600) ---------------------------------------------------------------- linux-kselftest-5.3-rc4 This Kselftest update for Linux 5.3-rc4 consists of fix to Kselftest framework to save and restore errno and a fix to livepatch to push and pop dynamic debug config. ---------------------------------------------------------------- Aleksa Sarai (1): kselftest: save-and-restore errno to allow for %m formatting Joe Lawrence (1): selftests/livepatch: push and pop dynamic debug config tools/testing/selftests/kselftest.h | 15 +++++++++++++++ tools/testing/selftests/livepatch/functions.sh | 26 ++++++++++++++++++++------ 2 files changed, 35 insertions(+), 6 deletions(-) ----------------------------------------------------------------

6 years, 1 month

2
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[PATCH]][next] selftests: nettest: fix spelling mistake: "potocol" -> "protocol"

by Colin King

From: Colin Ian King <colin.king(a)canonical.com> There is a spelling mistake in an error messgae. Fix it. Signed-off-by: Colin Ian King <colin.king(a)canonical.com> --- tools/testing/selftests/net/nettest.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/net/nettest.c b/tools/testing/selftests/net/nettest.c index 9278f8460d75..83515e5ea4dc 100644 --- a/tools/testing/selftests/net/nettest.c +++ b/tools/testing/selftests/net/nettest.c @@ -1627,7 +1627,7 @@ int main(int argc, char *argv[]) args.protocol = pe->p_proto; } else { if (str_to_uint(optarg, 0, 0xffff, &tmp) != 0) { - fprintf(stderr, "Invalid potocol\n"); + fprintf(stderr, "Invalid protocol\n"); return 1; } args.protocol = tmp; -- 2.20.1

6 years, 1 month

3
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[PATCH] KVM: selftests: Update gitignore file for latest changes

by Thomas Huth

The kvm_create_max_vcpus test has been moved to the main directory, and sync_regs_test is now available on s390x, too. Signed-off-by: Thomas Huth <thuth(a)redhat.com> --- tools/testing/selftests/kvm/.gitignore | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/kvm/.gitignore b/tools/testing/selftests/kvm/.gitignore index 41266af0d3dc..b35da375530a 100644 --- a/tools/testing/selftests/kvm/.gitignore +++ b/tools/testing/selftests/kvm/.gitignore @@ -1,7 +1,7 @@ +/s390x/sync_regs_test /x86_64/cr4_cpuid_sync_test /x86_64/evmcs_test /x86_64/hyperv_cpuid -/x86_64/kvm_create_max_vcpus /x86_64/mmio_warning_test /x86_64/platform_info_test /x86_64/set_sregs_test @@ -13,3 +13,4 @@ /x86_64/vmx_tsc_adjust_test /clear_dirty_log_test /dirty_log_test +/kvm_create_max_vcpus -- 2.21.0

6 years, 1 month

3
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[PATCH v3 0/3] KVM: selftests: Enable ucall and dirty_log_test on s390x

by Thomas Huth

Implement the ucall() interface on s390x to be able to use the dirty_log_test KVM selftest on s390x, too. v3: - Fix compilation issue on aarch64 (thanks to Andrew for testing it!) - Added Reviewed-bys v2: - Split up ucall.c into architecture specific files - Removed some #ifdef __s390x__ in the dirty_log patch Thomas Huth (3): KVM: selftests: Split ucall.c into architecture specific files KVM: selftests: Implement ucall() for s390x KVM: selftests: Enable dirty_log_test on s390x tools/testing/selftests/kvm/Makefile | 9 +- tools/testing/selftests/kvm/dirty_log_test.c | 61 ++++++- .../testing/selftests/kvm/include/kvm_util.h | 8 +- .../testing/selftests/kvm/lib/aarch64/ucall.c | 112 +++++++++++++ tools/testing/selftests/kvm/lib/s390x/ucall.c | 56 +++++++ tools/testing/selftests/kvm/lib/ucall.c | 157 ------------------ .../testing/selftests/kvm/lib/x86_64/ucall.c | 56 +++++++ .../selftests/kvm/s390x/sync_regs_test.c | 6 +- 8 files changed, 287 insertions(+), 178 deletions(-) create mode 100644 tools/testing/selftests/kvm/lib/aarch64/ucall.c create mode 100644 tools/testing/selftests/kvm/lib/s390x/ucall.c delete mode 100644 tools/testing/selftests/kvm/lib/ucall.c create mode 100644 tools/testing/selftests/kvm/lib/x86_64/ucall.c -- 2.21.0

6 years, 1 month

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[PATCH v2 0/3] KVM: selftests: Enable ucall and dirty_log_test on s390x

by Thomas Huth

Implement the ucall() interface on s390x to be able to use the dirty_log_test KVM selftest on s390x, too. v2: - Split up ucall.c into architecture specific files - Removed some #ifdef __s390x__ in the dirty_log patch Thomas Huth (3): KVM: selftests: Split ucall.c into architecture specific files KVM: selftests: Implement ucall() for s390x KVM: selftests: Enable dirty_log_test on s390x tools/testing/selftests/kvm/Makefile | 9 +- tools/testing/selftests/kvm/dirty_log_test.c | 61 ++++++- .../testing/selftests/kvm/include/kvm_util.h | 8 +- .../testing/selftests/kvm/lib/aarch64/ucall.c | 112 +++++++++++++ tools/testing/selftests/kvm/lib/s390x/ucall.c | 56 +++++++ tools/testing/selftests/kvm/lib/ucall.c | 157 ------------------ .../testing/selftests/kvm/lib/x86_64/ucall.c | 56 +++++++ .../selftests/kvm/s390x/sync_regs_test.c | 6 +- 8 files changed, 287 insertions(+), 178 deletions(-) create mode 100644 tools/testing/selftests/kvm/lib/aarch64/ucall.c create mode 100644 tools/testing/selftests/kvm/lib/s390x/ucall.c delete mode 100644 tools/testing/selftests/kvm/lib/ucall.c create mode 100644 tools/testing/selftests/kvm/lib/x86_64/ucall.c -- 2.21.0

6 years, 1 month

2
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[PATCH] selftests: kvm: Adding config fragments

by Naresh Kamboju

selftests kvm test cases need pre-required kernel configs for the test to get pass. Signed-off-by: Naresh Kamboju <naresh.kamboju(a)linaro.org> --- tools/testing/selftests/kvm/config | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 tools/testing/selftests/kvm/config diff --git a/tools/testing/selftests/kvm/config b/tools/testing/selftests/kvm/config new file mode 100644 index 000000000000..3b1cbd726af6 --- /dev/null +++ b/tools/testing/selftests/kvm/config @@ -0,0 +1,26 @@ +CONFIG_ARCH_ENABLE_THP_MIGRATION=y +CONFIG_HAVE_KVM_IRQCHIP=y +CONFIG_HAVE_KVM_IRQFD=y +CONFIG_HAVE_KVM_IRQ_ROUTING=y +CONFIG_HAVE_KVM_EVENTFD=y +CONFIG_KVM_MMIO=y +CONFIG_KVM_ASYNC_PF=y +CONFIG_HAVE_KVM_MSI=y +CONFIG_HAVE_KVM_CPU_RELAX_INTERCEPT=y +CONFIG_KVM_VFIO=y +CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT=y +CONFIG_KVM_COMPAT=y +CONFIG_HAVE_KVM_IRQ_BYPASS=y +CONFIG_HAVE_KVM_NO_POLL=y +CONFIG_KVM=y +CONFIG_VHOST_NET=y +CONFIG_VHOST=y +CONFIG_VHOST_CROSS_ENDIAN_LEGACY=y +CONFIG_USER_RETURN_NOTIFIER=y +CONFIG_PREEMPT_NOTIFIERS=y +CONFIG_TRANSPARENT_HUGEPAGE=y +CONFIG_TRANSPARENT_HUGEPAGE_MADVISE=y +CONFIG_THP_SWAP=y +CONFIG_TRANSPARENT_HUGE_PAGECACHE=y +CONFIG_IRQ_BYPASS_MANAGER=y +CONFIG_XARRAY_MULTI=y -- 2.17.1

6 years, 1 month

2
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[PATCH 0/2] KVM: selftests: Enable ucall and dirty_log_test on s390x

by Thomas Huth

Implement the ucall() interface on s390x to be able to use the dirty_log_test KVM selftest on s390x, too. Thomas Huth (2): KVM: selftests: Implement ucall() for s390x KVM: selftests: Enable dirty_log_test on s390x tools/testing/selftests/kvm/Makefile | 1 + tools/testing/selftests/kvm/dirty_log_test.c | 70 +++++++++++++++++-- .../testing/selftests/kvm/include/kvm_util.h | 2 +- tools/testing/selftests/kvm/lib/ucall.c | 34 +++++++-- .../selftests/kvm/s390x/sync_regs_test.c | 6 +- 5 files changed, 98 insertions(+), 15 deletions(-) -- 2.21.0

6 years, 1 month

5
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[PATCH] selftests/livepatch: push and pop dynamic debug config

by Joe Lawrence

The livepatching self-tests tweak the dynamic debug config to verify the kernel log during the tests. Enhance set_dynamic_debug() so that the config changes are restored when the script exits. Note this functionality needs to keep in sync with: - dynamic_debug input/output formatting - functions affected by set_dynamic_debug() For example, push_dynamic_debug() transforms: kernel/livepatch/transition.c:530 [livepatch]klp_init_transition =_ "'%s': initializing %s transition\012" to: file kernel/livepatch/transition.c line 530 =_ Signed-off-by: Joe Lawrence <joe.lawrence(a)redhat.com> --- .../testing/selftests/livepatch/functions.sh | 26 ++++++++++++++----- 1 file changed, 20 insertions(+), 6 deletions(-) diff --git a/tools/testing/selftests/livepatch/functions.sh b/tools/testing/selftests/livepatch/functions.sh index de5a504ffdbc..860f27665ebd 100644 --- a/tools/testing/selftests/livepatch/functions.sh +++ b/tools/testing/selftests/livepatch/functions.sh @@ -29,13 +29,27 @@ function die() { exit 1 } -# set_dynamic_debug() - setup kernel dynamic debug -# TODO - push and pop this config? +function push_dynamic_debug() { + DYNAMIC_DEBUG=$(grep '^kernel/livepatch' /sys/kernel/debug/dynamic_debug/control | \ + awk -F'[: ]' '{print "file " $1 " line " $2 " " $4}') +} + +function pop_dynamic_debug() { + if [[ -n "$DYNAMIC_DEBUG" ]]; then + echo -n "$DYNAMIC_DEBUG" > /sys/kernel/debug/dynamic_debug/control + fi +} + +# set_dynamic_debug() - save the current dynamic debug config and tweak +# it for the self-tests. Set a script exit trap +# that restores the original config. function set_dynamic_debug() { - cat << EOF > /sys/kernel/debug/dynamic_debug/control -file kernel/livepatch/* +p -func klp_try_switch_task -p -EOF + push_dynamic_debug + trap pop_dynamic_debug EXIT INT TERM HUP + cat <<-EOF > /sys/kernel/debug/dynamic_debug/control + file kernel/livepatch/* +p + func klp_try_switch_task -p + EOF } # loop_until(cmd) - loop a command until it is successful or $MAX_RETRIES, -- 2.21.0

6 years, 1 month

3
5
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[GIT PULL] Kselftest update for Linux 5.3-rc3

by Shuah Khan

Hi Linus, Please pull the following Kselftest fixes update for Linux 5.3-rc3. This Kselftest update for Linux 5.3-rc3 consists of minor fixes to tests and one major fix to livepatch test to add skip handling to avoid false fail reports when livepatch is disabled. diff is attached. thanks, -- Shuah ---------------------------------------------------------------- The following changes since commit 5f9e832c137075045d15cd6899ab0505cfb2ca4b: Linus 5.3-rc1 (2019-07-21 14:05:38 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest tags/linux-kselftest-5.3-rc3 for you to fetch changes up to 527d37e9e575bc0e9024de9b499385e7bb31f1ad: selftests/livepatch: add test skip handling (2019-07-24 14:17:46 -0600) ---------------------------------------------------------------- linux-kselftest-5.3-rc3 This Kselftest update for Linux 5.3-rc3 consists of minor fixes to tests and one major fix to livepatch test to add skip handling to avoid false fail reports when livepatch is disabled. ---------------------------------------------------------------- Colin Ian King (1): selftests/x86: fix spelling mistake "FAILT" -> "FAIL" Joe Lawrence (1): selftests/livepatch: add test skip handling Masanari Iida (2): selftests: kmod: Fix typo in kmod.sh selftests: mlxsw: Fix typo in qos_mc_aware.sh .../selftests/drivers/net/mlxsw/qos_mc_aware.sh | 4 ++-- tools/testing/selftests/kmod/kmod.sh | 6 +++--- tools/testing/selftests/livepatch/functions.sh | 20 ++++++++++++++++++++ tools/testing/selftests/x86/test_vsyscall.c | 2 +- 4 files changed, 26 insertions(+), 6 deletions(-) ----------------------------------------------------------------

6 years, 1 month

2
1
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