1 files changed, 10 insertions, 10 deletions

diff --git a/xorg-server/hw/xquartz/xpr/xprFrame.c b/xorg-server/hw/xquartz/xpr/xprFrame.c
index e88019c2d..1d90d8a3d 100644
--- a/xorg-server/hw/xquartz/xpr/xprFrame.c
+++ b/xorg-server/hw/xquartz/xpr/xprFrame.c
@@ -69,7 +69,7 @@ static x_hash_table *window_hash;
 #ifdef HAVE_LIBDISPATCH

 static dispatch_queue_t window_hash_serial_q;

 #else

-static pthread_mutex_t window_hash_mutex;

+static pthread_rwlock_t window_hash_rwlock;

 #endif

 

 /* Prototypes for static functions */

@@ -192,9 +192,9 @@ xprCreateFrame(RootlessWindowPtr pFrame, ScreenPtr pScreen,
         x_hash_table_insert(window_hash, pFrame->wid, pFrame);

     });

 #else

-    pthread_mutex_lock(&window_hash_mutex);

+    pthread_rwlock_wrlock(&window_hash_rwlock);

     x_hash_table_insert(window_hash, pFrame->wid, pFrame);

-    pthread_mutex_unlock(&window_hash_mutex);

+    pthread_rwlock_wrlock(&window_hash_rwlock);

 #endif

 

     xprSetNativeProperty(pFrame);

@@ -216,9 +216,9 @@ xprDestroyFrame(RootlessFrameID wid)
         x_hash_table_remove(window_hash, wid);

     });

 #else

-    pthread_mutex_lock(&window_hash_mutex);

+    pthread_rwlock_wrlock(&window_hash_rwlock);

     x_hash_table_remove(window_hash, wid);

-    pthread_mutex_unlock(&window_hash_mutex);

+    pthread_rwlock_unlock(&window_hash_rwlock);

 #endif

 

     err = xp_destroy_window(x_cvt_vptr_to_uint(wid));

@@ -292,9 +292,9 @@ static void xprRestackFrame(RootlessFrameID wid, RootlessFrameID nextWid) {
         winRec = x_hash_table_lookup(window_hash, wid, NULL);

     });

 #else

-    pthread_mutex_lock(&window_hash_mutex);

+    pthread_rwlock_rdlock(&window_hash_rwlock);

     winRec = x_hash_table_lookup(window_hash, wid, NULL);

-    pthread_mutex_unlock(&window_hash_mutex);

+    pthread_rwlock_unlock(&window_hash_rwlock);

 #endif

     

     if(winRec) {

@@ -479,7 +479,7 @@ xprInit(ScreenPtr pScreen)
 #ifdef HAVE_LIBDISPATCH

     assert((window_hash_serial_q = dispatch_queue_create(BUNDLE_ID_PREFIX".X11.xpr_window_hash", NULL)));

 #else

-    assert(0 == pthread_mutex_init(&window_hash_mutex, NULL));

+    assert(0 == pthread_rwlock_init(&window_hash_rwlock, NULL));

 #endif

     

     return TRUE;

@@ -500,9 +500,9 @@ xprGetXWindow(xp_window_id wid)
     });

 #else

     RootlessWindowRec *winRec;

-    pthread_mutex_lock(&window_hash_mutex);

+    pthread_rwlock_rdlock(&window_hash_rwlock);

     winRec = x_hash_table_lookup(window_hash, x_cvt_uint_to_vptr(wid), NULL);

-    pthread_mutex_unlock(&window_hash_mutex);

+    pthread_rwlock_unlock(&window_hash_rwlock);

 #endif

 

     return winRec != NULL ? winRec->win : NULL;