diff options
Diffstat (limited to 'tools/xenstore/xs.c')
| -rw-r--r-- | tools/xenstore/xs.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/tools/xenstore/xs.c b/tools/xenstore/xs.c index e12a4a3ca0..b756f8402a 100644 --- a/tools/xenstore/xs.c +++ b/tools/xenstore/xs.c @@ -702,21 +702,36 @@ bool xs_watch(struct xs_handle *h, const char *path, const char *token) struct iovec iov[2]; #ifdef USE_PTHREAD +#define READ_THREAD_STACKSIZE (16 * 1024) + /* We dynamically create a reader thread on demand. */ mutex_lock(&h->request_mutex); if (!h->read_thr_exists) { sigset_t set, old_set; + pthread_attr_t attr; + + if (pthread_attr_init(&attr) != 0) { + mutex_unlock(&h->request_mutex); + return false; + } + if (pthread_attr_setstacksize(&attr, READ_THREAD_STACKSIZE) != 0) { + pthread_attr_destroy(&attr); + mutex_unlock(&h->request_mutex); + return false; + } sigfillset(&set); pthread_sigmask(SIG_SETMASK, &set, &old_set); - if (pthread_create(&h->read_thr, NULL, read_thread, h) != 0) { + if (pthread_create(&h->read_thr, &attr, read_thread, h) != 0) { pthread_sigmask(SIG_SETMASK, &old_set, NULL); + pthread_attr_destroy(&attr); mutex_unlock(&h->request_mutex); return false; } h->read_thr_exists = 1; pthread_sigmask(SIG_SETMASK, &old_set, NULL); + pthread_attr_destroy(&attr); } mutex_unlock(&h->request_mutex); #endif |