diff options
Diffstat (limited to 'tools/testing/selftests/pidfd/pidfd_test.c')
-rw-r--r-- | tools/testing/selftests/pidfd/pidfd_test.c | 48 |
1 files changed, 5 insertions, 43 deletions
diff --git a/tools/testing/selftests/pidfd/pidfd_test.c b/tools/testing/selftests/pidfd/pidfd_test.c index 9929dc6fa2d6..7eaa8a3de262 100644 --- a/tools/testing/selftests/pidfd/pidfd_test.c +++ b/tools/testing/selftests/pidfd/pidfd_test.c @@ -18,16 +18,18 @@ #include <time.h> #include <unistd.h> +#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 */ #define MAX_EVENTS 5 -#ifndef __NR_pidfd_send_signal -#define __NR_pidfd_send_signal 424 -#endif #ifndef CLONE_PIDFD #define CLONE_PIDFD 0x00001000 @@ -91,28 +93,6 @@ static int test_pidfd_send_signal_simple_success(void) return 0; } -static int wait_for_pid(pid_t pid) -{ - int status, ret; - -again: - ret = waitpid(pid, &status, 0); - if (ret == -1) { - if (errno == EINTR) - goto again; - - return -1; - } - - if (ret != pid) - goto again; - - if (!WIFEXITED(status)) - return -1; - - return WEXITSTATUS(status); -} - static int test_pidfd_send_signal_exited_fail(void) { int pidfd, ret, saved_errno; @@ -158,13 +138,6 @@ static int test_pidfd_send_signal_exited_fail(void) } /* - * The kernel reserves 300 pids via RESERVED_PIDS in kernel/pid.c - * That means, when it wraps around any pid < 300 will be skipped. - * So we need to use a pid > 300 in order to test recycling. - */ -#define PID_RECYCLE 1000 - -/* * Maximum number of cycles we allow. This is equivalent to PID_MAX_DEFAULT. * If users set a higher limit or we have cycled PIDFD_MAX_DEFAULT number of * times then we skip the test to not go into an infinite loop or block for a @@ -172,17 +145,6 @@ static int test_pidfd_send_signal_exited_fail(void) */ #define PIDFD_MAX_DEFAULT 0x8000 -/* - * Define a few custom error codes for the child process to clearly indicate - * what is happening. This way we can tell the difference between a system - * error, a test error, etc. - */ -#define PIDFD_PASS 0 -#define PIDFD_FAIL 1 -#define PIDFD_ERROR 2 -#define PIDFD_SKIP 3 -#define PIDFD_XFAIL 4 - static int test_pidfd_send_signal_recycled_pid_fail(void) { int i, ret; |