Module: xenomai-jki
Branch: for-upstream
Commit: 80c13398bcce74db69b24adc2aae1a4b661ef434
URL:
http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=80c13398bcce74db69b24adc2aae1a4b661ef434
Author: Jan Kiszka <jan.kis...@siemens.com>
Date: Sat Mar 6 09:45:33 2010 +0100
sigtest: Fix hard lock-up on disabled auto-shadowing
Perform manual shadowing of the sigtest main thread and catch the case
that this did not happen in the kernel part.
Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
ksrc/drivers/testing/sigtest_module.c | 3 +++
src/testsuite/sigtest/sigtest.c | 4 ++++
2 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/ksrc/drivers/testing/sigtest_module.c
b/ksrc/drivers/testing/sigtest_module.c
index e4235f1..f123382 100644
--- a/ksrc/drivers/testing/sigtest_module.c
+++ b/ksrc/drivers/testing/sigtest_module.c
@@ -28,6 +28,9 @@ static void sigtest_timer_handler(xntimer_t *timer)
static int __sigtest_queue(struct pt_regs *regs)
{
target = xnshadow_thread(current);
+ if (!target)
+ return -EPERM;
+
nr_sigs = (size_t)__xn_reg_arg2(regs);
sigs = xnmalloc(sizeof(*sigs) * nr_sigs);
next_sig = 0;
diff --git a/src/testsuite/sigtest/sigtest.c b/src/testsuite/sigtest/sigtest.c
index 93c3e5a..09043ad 100644
--- a/src/testsuite/sigtest/sigtest.c
+++ b/src/testsuite/sigtest/sigtest.c
@@ -166,8 +166,12 @@ void *dual_signals2(void *cookie)
int main(void)
{
+ struct sched_param sparam = { .sched_priority = 1 };
+
mlockall(MCL_CURRENT | MCL_FUTURE);
+ pthread_setschedparam(pthread_self(), SCHED_FIFO, &sparam);
+
int one_restart[] = { -ERESTART, };
mysh = mark_seen;
seen = 0;
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