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-rw-r--r--tools/testing/selftests/kselftest/runner.sh12
-rw-r--r--tools/testing/selftests/timers/adjtick.c1
-rw-r--r--tools/testing/selftests/timers/leapcrash.c1
-rw-r--r--tools/testing/selftests/timers/mqueue-lat.c1
-rw-r--r--tools/testing/selftests/timers/nanosleep.c1
-rw-r--r--tools/testing/selftests/timers/nsleep-lat.c1
-rw-r--r--tools/testing/selftests/timers/raw_skew.c1
-rw-r--r--tools/testing/selftests/timers/set-tai.c1
-rw-r--r--tools/testing/selftests/timers/set-tz.c2
-rw-r--r--tools/testing/selftests/timers/threadtest.c1
-rw-r--r--tools/testing/selftests/timers/valid-adjtimex.c2
-rw-r--r--tools/testing/selftests/x86/syscall_arg_fault.c10
12 files changed, 21 insertions, 13 deletions
diff --git a/tools/testing/selftests/kselftest/runner.sh b/tools/testing/selftests/kselftest/runner.sh
index eff3ee303d0d..00c9020bdda8 100644
--- a/tools/testing/selftests/kselftest/runner.sh
+++ b/tools/testing/selftests/kselftest/runner.sh
@@ -24,16 +24,6 @@ tap_prefix()
fi
}
-# If stdbuf is unavailable, we must fall back to line-at-a-time piping.
-tap_unbuffer()
-{
- if ! which stdbuf >/dev/null ; then
- "$@"
- else
- stdbuf -i0 -o0 -e0 "$@"
- fi
-}
-
run_one()
{
DIR="$1"
@@ -54,7 +44,7 @@ run_one()
echo "not ok $test_num $TEST_HDR_MSG"
else
cd `dirname $TEST` > /dev/null
- (((((tap_unbuffer ./$BASENAME_TEST 2>&1; echo $? >&3) |
+ (((((./$BASENAME_TEST 2>&1; echo $? >&3) |
tap_prefix >&4) 3>&1) |
(read xs; exit $xs)) 4>>"$logfile" &&
echo "ok $test_num $TEST_HDR_MSG") ||
diff --git a/tools/testing/selftests/timers/adjtick.c b/tools/testing/selftests/timers/adjtick.c
index 0caca3a06bd2..54d8d87f36b3 100644
--- a/tools/testing/selftests/timers/adjtick.c
+++ b/tools/testing/selftests/timers/adjtick.c
@@ -136,6 +136,7 @@ int check_tick_adj(long tickval)
eppm = get_ppm_drift();
printf("%lld usec, %lld ppm", systick + (systick * eppm / MILLION), eppm);
+ fflush(stdout);
tx1.modes = 0;
adjtimex(&tx1);
diff --git a/tools/testing/selftests/timers/leapcrash.c b/tools/testing/selftests/timers/leapcrash.c
index 830c462f605d..dc80728ed191 100644
--- a/tools/testing/selftests/timers/leapcrash.c
+++ b/tools/testing/selftests/timers/leapcrash.c
@@ -101,6 +101,7 @@ int main(void)
}
clear_time_state();
printf(".");
+ fflush(stdout);
}
printf("[OK]\n");
return ksft_exit_pass();
diff --git a/tools/testing/selftests/timers/mqueue-lat.c b/tools/testing/selftests/timers/mqueue-lat.c
index 1867db5d6f5e..7916cf5cc6ff 100644
--- a/tools/testing/selftests/timers/mqueue-lat.c
+++ b/tools/testing/selftests/timers/mqueue-lat.c
@@ -102,6 +102,7 @@ int main(int argc, char **argv)
int ret;
printf("Mqueue latency : ");
+ fflush(stdout);
ret = mqueue_lat_test();
if (ret < 0) {
diff --git a/tools/testing/selftests/timers/nanosleep.c b/tools/testing/selftests/timers/nanosleep.c
index 8adb0bb51d4d..71b5441c2fd9 100644
--- a/tools/testing/selftests/timers/nanosleep.c
+++ b/tools/testing/selftests/timers/nanosleep.c
@@ -142,6 +142,7 @@ int main(int argc, char **argv)
continue;
printf("Nanosleep %-31s ", clockstring(clockid));
+ fflush(stdout);
length = 10;
while (length <= (NSEC_PER_SEC * 10)) {
diff --git a/tools/testing/selftests/timers/nsleep-lat.c b/tools/testing/selftests/timers/nsleep-lat.c
index c3c3dc10db17..eb3e79ed7b4a 100644
--- a/tools/testing/selftests/timers/nsleep-lat.c
+++ b/tools/testing/selftests/timers/nsleep-lat.c
@@ -155,6 +155,7 @@ int main(int argc, char **argv)
continue;
printf("nsleep latency %-26s ", clockstring(clockid));
+ fflush(stdout);
length = 10;
while (length <= (NSEC_PER_SEC * 10)) {
diff --git a/tools/testing/selftests/timers/raw_skew.c b/tools/testing/selftests/timers/raw_skew.c
index dcf73c5dab6e..b41d8dd0c40c 100644
--- a/tools/testing/selftests/timers/raw_skew.c
+++ b/tools/testing/selftests/timers/raw_skew.c
@@ -112,6 +112,7 @@ int main(int argv, char **argc)
printf("WARNING: ADJ_OFFSET in progress, this will cause inaccurate results\n");
printf("Estimating clock drift: ");
+ fflush(stdout);
sleep(120);
get_monotonic_and_raw(&mon, &raw);
diff --git a/tools/testing/selftests/timers/set-tai.c b/tools/testing/selftests/timers/set-tai.c
index 70fed27d8fd3..8c4179ee2ca2 100644
--- a/tools/testing/selftests/timers/set-tai.c
+++ b/tools/testing/selftests/timers/set-tai.c
@@ -55,6 +55,7 @@ int main(int argc, char **argv)
printf("tai offset started at %i\n", ret);
printf("Checking tai offsets can be properly set: ");
+ fflush(stdout);
for (i = 1; i <= 60; i++) {
ret = set_tai(i);
ret = get_tai();
diff --git a/tools/testing/selftests/timers/set-tz.c b/tools/testing/selftests/timers/set-tz.c
index 877fd5532fee..62bd33eb16f0 100644
--- a/tools/testing/selftests/timers/set-tz.c
+++ b/tools/testing/selftests/timers/set-tz.c
@@ -65,6 +65,7 @@ int main(int argc, char **argv)
printf("tz_minuteswest started at %i, dst at %i\n", min, dst);
printf("Checking tz_minuteswest can be properly set: ");
+ fflush(stdout);
for (i = -15*60; i < 15*60; i += 30) {
ret = set_tz(i, dst);
ret = get_tz_min();
@@ -76,6 +77,7 @@ int main(int argc, char **argv)
printf("[OK]\n");
printf("Checking invalid tz_minuteswest values are caught: ");
+ fflush(stdout);
if (!set_tz(-15*60-1, dst)) {
printf("[FAILED] %i didn't return failure!\n", -15*60-1);
diff --git a/tools/testing/selftests/timers/threadtest.c b/tools/testing/selftests/timers/threadtest.c
index 759c9c06f1a0..cf3e48919874 100644
--- a/tools/testing/selftests/timers/threadtest.c
+++ b/tools/testing/selftests/timers/threadtest.c
@@ -163,6 +163,7 @@ int main(int argc, char **argv)
strftime(buf, 255, "%a, %d %b %Y %T %z", localtime(&start));
printf("%s\n", buf);
printf("Testing consistency with %i threads for %ld seconds: ", thread_count, runtime);
+ fflush(stdout);
/* spawn */
for (i = 0; i < thread_count; i++)
diff --git a/tools/testing/selftests/timers/valid-adjtimex.c b/tools/testing/selftests/timers/valid-adjtimex.c
index d9d3ab93b31a..5397de708d3c 100644
--- a/tools/testing/selftests/timers/valid-adjtimex.c
+++ b/tools/testing/selftests/timers/valid-adjtimex.c
@@ -123,6 +123,7 @@ int validate_freq(void)
/* Set the leap second insert flag */
printf("Testing ADJ_FREQ... ");
+ fflush(stdout);
for (i = 0; i < NUM_FREQ_VALID; i++) {
tx.modes = ADJ_FREQUENCY;
tx.freq = valid_freq[i];
@@ -250,6 +251,7 @@ int set_bad_offset(long sec, long usec, int use_nano)
int validate_set_offset(void)
{
printf("Testing ADJ_SETOFFSET... ");
+ fflush(stdout);
/* Test valid values */
if (set_offset(NSEC_PER_SEC - 1, 1))
diff --git a/tools/testing/selftests/x86/syscall_arg_fault.c b/tools/testing/selftests/x86/syscall_arg_fault.c
index 7db4fc9fa09f..d2548401921f 100644
--- a/tools/testing/selftests/x86/syscall_arg_fault.c
+++ b/tools/testing/selftests/x86/syscall_arg_fault.c
@@ -43,7 +43,7 @@ static sigjmp_buf jmpbuf;
static volatile sig_atomic_t n_errs;
-static void sigsegv(int sig, siginfo_t *info, void *ctx_void)
+static void sigsegv_or_sigbus(int sig, siginfo_t *info, void *ctx_void)
{
ucontext_t *ctx = (ucontext_t*)ctx_void;
@@ -73,7 +73,13 @@ int main()
if (sigaltstack(&stack, NULL) != 0)
err(1, "sigaltstack");
- sethandler(SIGSEGV, sigsegv, SA_ONSTACK);
+ sethandler(SIGSEGV, sigsegv_or_sigbus, SA_ONSTACK);
+ /*
+ * The actual exception can vary. On Atom CPUs, we get #SS
+ * instead of #PF when the vDSO fails to access the stack when
+ * ESP is too close to 2^32, and #SS causes SIGBUS.
+ */
+ sethandler(SIGBUS, sigsegv_or_sigbus, SA_ONSTACK);
sethandler(SIGILL, sigill, SA_ONSTACK);
/*
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