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[Qemu-devel] [PATCH] Disable semaphores fallback code for OpenBSD
From: |
Brad Smith |
Subject: |
[Qemu-devel] [PATCH] Disable semaphores fallback code for OpenBSD |
Date: |
Fri, 28 Dec 2012 01:38:11 -0500 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Disable the semaphores fallback code for OpenBSD as modern OpenBSD
releases now have sem_timedwait().
Signed-off-by: Brad Smith <address@hidden>
diff --git a/include/qemu/thread-posix.h b/include/qemu/thread-posix.h
index 380bae2..0f30dcc 100644
--- a/include/qemu/thread-posix.h
+++ b/include/qemu/thread-posix.h
@@ -12,7 +12,7 @@ struct QemuCond {
};
struct QemuSemaphore {
-#if defined(__OpenBSD__) || defined(__APPLE__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__NetBSD__)
pthread_mutex_t lock;
pthread_cond_t cond;
int count;
diff --git a/qemu-thread-posix.c b/qemu-thread-posix.c
index 7be292e..6374df3 100644
--- a/qemu-thread-posix.c
+++ b/qemu-thread-posix.c
@@ -122,7 +122,7 @@ void qemu_sem_init(QemuSemaphore *sem, int init)
{
int rc;
-#if defined(__OpenBSD__) || defined(__APPLE__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__NetBSD__)
rc = pthread_mutex_init(&sem->lock, NULL);
if (rc != 0) {
error_exit(rc, __func__);
@@ -147,7 +147,7 @@ void qemu_sem_destroy(QemuSemaphore *sem)
{
int rc;
-#if defined(__OpenBSD__) || defined(__APPLE__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__NetBSD__)
rc = pthread_cond_destroy(&sem->cond);
if (rc < 0) {
error_exit(rc, __func__);
@@ -168,7 +168,7 @@ void qemu_sem_post(QemuSemaphore *sem)
{
int rc;
-#if defined(__OpenBSD__) || defined(__APPLE__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__NetBSD__)
pthread_mutex_lock(&sem->lock);
if (sem->count == INT_MAX) {
rc = EINVAL;
@@ -206,7 +206,7 @@ int qemu_sem_timedwait(QemuSemaphore *sem, int ms)
int rc;
struct timespec ts;
-#if defined(__OpenBSD__) || defined(__APPLE__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__NetBSD__)
compute_abs_deadline(&ts, ms);
pthread_mutex_lock(&sem->lock);
--sem->count;
@@ -248,7 +248,7 @@ int qemu_sem_timedwait(QemuSemaphore *sem, int ms)
void qemu_sem_wait(QemuSemaphore *sem)
{
-#if defined(__OpenBSD__) || defined(__APPLE__) || defined(__NetBSD__)
+#if defined(__APPLE__) || defined(__NetBSD__)
pthread_mutex_lock(&sem->lock);
--sem->count;
while (sem->count < 0) {
--
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- [Qemu-devel] [PATCH] Disable semaphores fallback code for OpenBSD,
Brad Smith <=