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Fix: handle sys_futex EINTR and EWOULDBLOCK
[lttng-ust.git]
/
tests
/
ust-basic-tracing
/
ust-basic-tracing.c
diff --git
a/tests/ust-basic-tracing/ust-basic-tracing.c
b/tests/ust-basic-tracing/ust-basic-tracing.c
index 7bfeb5bc540f7037a15a8a61976f0a2ebbfcc2ef..cc0fb89b65721fb9fb4329cdae07e2c23b74a604 100644
(file)
--- a/
tests/ust-basic-tracing/ust-basic-tracing.c
+++ b/
tests/ust-basic-tracing/ust-basic-tracing.c
@@
-659,8
+659,11
@@
int update_futex(int fd, int active)
if (active) {
uatomic_set((int32_t *) wait_shm_mmap, 1);
if (active) {
uatomic_set((int32_t *) wait_shm_mmap, 1);
- futex_async((int32_t *) wait_shm_mmap, FUTEX_WAKE,
- INT_MAX, NULL, NULL, 0);
+ if (futex_async((int32_t *) wait_shm_mmap, FUTEX_WAKE,
+ INT_MAX, NULL, NULL, 0) < 0) {
+ perror("futex_async");
+ goto error;
+ }
} else {
uatomic_set((int32_t *) wait_shm_mmap, 0);
}
} else {
uatomic_set((int32_t *) wait_shm_mmap, 0);
}
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