`oldtrace' is set for kernels prior 2.6.18. Remove "support" for them.
The alternative code (for new kernels) issues
prctl(0, [01]);
which is not valid the kernel returns an error. I have no idea what its
purpose is, remove it.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
---
src/signaltest/signaltest.c | 29 -----------------------------
1 file changed, 29 deletions(-)
diff --git a/src/signaltest/signaltest.c b/src/signaltest/signaltest.c
index 1cc3236a8f377..aceb714d3e9d3 100644
--- a/src/signaltest/signaltest.c
+++ b/src/signaltest/signaltest.c
@@ -62,7 +62,6 @@ struct thread_stat {
static int shutdown;
static int tracelimit;
-static int oldtrace;
/*
@@ -105,13 +104,6 @@ void *signalthread(void *param)
stat->threadstarted++;
- if (tracelimit) {
- if (oldtrace)
- gettimeofday(0, (struct timezone *)1);
- else
- prctl(0, 1);
- }
-
clock_gettime(CLOCK_MONOTONIC, &before);
while (!shutdown) {
@@ -152,10 +144,6 @@ void *signalthread(void *param)
if (!stopped && tracelimit && (diff > tracelimit)) {
stopped++;
- if (oldtrace)
- gettimeofday(0, 0);
- else
- prctl(0, 0);
shutdown++;
}
stat->act = diff;
@@ -260,21 +248,6 @@ static void process_options(int argc, char *argv[])
display_help(error);
}
-static void check_kernel(void)
-{
- size_t len;
- char ver[256];
- int fd, maj, min, sub;
-
- fd = open("/proc/version", O_RDONLY, 0666);
- len = read(fd, ver, 255);
- close(fd);
- ver[len-1] = 0x0;
- sscanf(ver, "Linux version %d.%d.%d", &maj, &min, &sub);
- if (maj == 2 && min == 6 && sub < 18)
- oldtrace = 1;
-}
-
static void sighand(int sig)
{
shutdown = 1;
@@ -323,8 +296,6 @@ int main(int argc, char **argv)
goto out;
}
- check_kernel();
-
sigemptyset(&sigset);
sigaddset(&sigset, signum);
sigprocmask(SIG_BLOCK, &sigset, NULL);
--
2.29.2
