On 04/24/2018 12:23 PM, Alex Bennée wrote: > Un-comment the remaining tests. > > I removed the itimer value tests because I'm fairly sure a re-arming > timer will always have a different value in it when you grab it. > > I've also fixed up the clone thread flags as QEMU will only allow a > clone to use flags which match glibc. > > Signed-off-by: Alex Bennée <alex.ben...@linaro.org>
Tested-by: Philippe Mathieu-Daudé <f4...@amsat.org> > > --- > v3 > - make clone flags match CLONE_THREAD_FLAGS > --- > tests/tcg/multiarch/linux-test.c | 31 +++++++++++++++++-------------- > 1 file changed, 17 insertions(+), 14 deletions(-) > > diff --git a/tests/tcg/multiarch/linux-test.c > b/tests/tcg/multiarch/linux-test.c > index 4457bd04ba..754edf9910 100644 > --- a/tests/tcg/multiarch/linux-test.c > +++ b/tests/tcg/multiarch/linux-test.c > @@ -16,6 +16,7 @@ > * You should have received a copy of the GNU General Public License > * along with this program; if not, see <http://www.gnu.org/licenses/>. > */ > +#define _GNU_SOURCE > #include <stdarg.h> > #include <stdlib.h> > #include <stdio.h> > @@ -39,6 +40,7 @@ > #include <dirent.h> > #include <setjmp.h> > #include <sys/shm.h> > +#include <sched.h> > > #define TESTPATH "/tmp/linux-test.tmp" > #define TESTPORT 7654 > @@ -58,8 +60,8 @@ static void error1(const char *filename, int line, const > char *fmt, ...) > static int __chk_error(const char *filename, int line, int ret) > { > if (ret < 0) { > - error1(filename, line, "%m (ret=%d, errno=%d)", > - ret, errno); > + error1(filename, line, "%m (ret=%d, errno=%d/%s)", > + ret, errno, strerror(errno)); > } > return ret; > } > @@ -320,7 +322,6 @@ static void test_socket(void) > chk_error(close(server_fd)); > } > > -#if 0 > #define WCOUNT_MAX 512 > > static void test_pipe(void) > @@ -355,7 +356,7 @@ static void test_pipe(void) > } > if (FD_ISSET(fds[1], &wfds)) { > ch = 'a'; > - chk_error(write(fds[0], &ch, 1)); > + chk_error(write(fds[1], &ch, 1)); > wcount++; > } > } > @@ -387,6 +388,9 @@ static int thread2_func(void *arg) > return 0; > } > > +/* For test_clone we must match the clone flags used by glibc, see > + * CLONE_THREAD_FLAGS in the QEMU source code. > + */ > void test_clone(void) > { > uint8_t *stack1, *stack2; > @@ -394,11 +398,15 @@ void test_clone(void) > > stack1 = malloc(STACK_SIZE); > pid1 = chk_error(clone(thread1_func, stack1 + STACK_SIZE, > - CLONE_VM | CLONE_FS | CLONE_FILES | SIGCHLD, > "hello1")); > + CLONE_VM | CLONE_FS | CLONE_FILES | > + CLONE_SIGHAND | CLONE_THREAD | CLONE_SYSVSEM, > + "hello1")); > > stack2 = malloc(STACK_SIZE); > pid2 = chk_error(clone(thread2_func, stack2 + STACK_SIZE, > - CLONE_VM | CLONE_FS | CLONE_FILES | SIGCHLD, > "hello2")); > + CLONE_VM | CLONE_FS | CLONE_FILES | > + CLONE_SIGHAND | CLONE_THREAD | CLONE_SYSVSEM, > + "hello2")); > > while (waitpid(pid1, &status1, 0) != pid1); > free(stack1); > @@ -408,7 +416,6 @@ void test_clone(void) > thread2_res != 6) > error("clone"); > } > -#endif > > /***********************************/ > > @@ -449,12 +456,10 @@ static void test_signal(void) > it.it_value.tv_usec = 10 * 1000; > chk_error(setitimer(ITIMER_REAL, &it, NULL)); > chk_error(getitimer(ITIMER_REAL, &oit)); > - if (oit.it_value.tv_sec != it.it_value.tv_sec || > - oit.it_value.tv_usec != it.it_value.tv_usec) > - error("itimer"); > > while (alarm_count < 5) { > usleep(10 * 1000); > + getitimer(ITIMER_REAL, &oit); > } > > it.it_interval.tv_sec = 0; > @@ -463,9 +468,6 @@ static void test_signal(void) > it.it_value.tv_usec = 0; > memset(&oit, 0xff, sizeof(oit)); > chk_error(setitimer(ITIMER_REAL, &it, &oit)); > - if (oit.it_value.tv_sec != 0 || > - oit.it_value.tv_usec != 10 * 1000) > - error("setitimer"); > > /* SIGSEGV test */ > act.sa_sigaction = sig_segv; > @@ -503,10 +505,11 @@ static void test_shm(void) > int main(int argc, char **argv) > { > test_file(); > + test_pipe(); > test_fork(); > test_time(); > test_socket(); > - // test_clone(); > + test_clone(); > test_signal(); > test_shm(); > return 0; >