1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
diff -up firefox-66.0.3/widget/gtk/mozcontainer.cpp.mozilla-1517205 firefox-66.0.3/widget/gtk/mozcontainer.cpp
--- firefox-66.0.3/widget/gtk/mozcontainer.cpp.mozilla-1517205 2019-04-11 13:12:24.583232286 +0200
+++ firefox-66.0.3/widget/gtk/mozcontainer.cpp 2019-04-11 13:20:06.900192082 +0200
@@ -609,7 +609,6 @@ struct wl_surface *moz_container_get_wl_
wl_surface_commit(container->surface);
wl_display_flush(waylandDisplay->GetDisplay());
- WaylandDisplayRelease(waylandDisplay);
}
LOG(("moz_container_get_wl_surface() [%p] created surface %p\n",
diff -up firefox-66.0.3/widget/gtk/nsClipboardWayland.cpp.mozilla-1517205 firefox-66.0.3/widget/gtk/nsClipboardWayland.cpp
--- firefox-66.0.3/widget/gtk/nsClipboardWayland.cpp.mozilla-1517205 2019-04-09 22:00:47.000000000 +0200
+++ firefox-66.0.3/widget/gtk/nsClipboardWayland.cpp 2019-04-11 13:12:24.583232286 +0200
@@ -639,7 +639,6 @@ static gboolean offer_hash_remove(gpoint
nsRetrievalContextWayland::~nsRetrievalContextWayland(void) {
g_hash_table_foreach_remove(mActiveOffers, offer_hash_remove, nullptr);
g_hash_table_destroy(mActiveOffers);
- WaylandDisplayRelease(mDisplay);
}
GdkAtom *nsRetrievalContextWayland::GetTargets(int32_t aWhichClipboard,
diff -up firefox-66.0.3/widget/gtk/nsWaylandDisplay.cpp.mozilla-1517205 firefox-66.0.3/widget/gtk/nsWaylandDisplay.cpp
--- firefox-66.0.3/widget/gtk/nsWaylandDisplay.cpp.mozilla-1517205 2019-04-09 22:01:14.000000000 +0200
+++ firefox-66.0.3/widget/gtk/nsWaylandDisplay.cpp 2019-04-11 13:20:26.169157682 +0200
@@ -19,6 +19,13 @@ namespace widget {
static nsWaylandDisplay *gWaylandDisplays[MAX_DISPLAY_CONNECTIONS];
static StaticMutex gWaylandDisplaysMutex;
+static void ReleaseDisplaysAtExit() {
+ for (int i = 0; i < MAX_DISPLAY_CONNECTIONS; i++) {
+ delete gWaylandDisplays[i];
+ gWaylandDisplays[i] = nullptr;
+ }
+}
+
// Each thread which is using wayland connection (wl_display) has to operate
// its own wl_event_queue. Main Firefox thread wl_event_queue is handled
// by Gtk main loop, other threads/wl_event_queue has to be handled by us.
@@ -33,7 +40,6 @@ static nsWaylandDisplay *WaylandDisplayG
const StaticMutexAutoLock &) {
for (auto &display : gWaylandDisplays) {
if (display && display->Matches(aDisplay)) {
- NS_ADDREF(display);
return display;
}
}
@@ -41,7 +47,7 @@ static nsWaylandDisplay *WaylandDisplayG
for (auto &display : gWaylandDisplays) {
if (display == nullptr) {
display = new nsWaylandDisplay(aDisplay);
- NS_ADDREF(display);
+ atexit(ReleaseDisplaysAtExit);
return display;
}
}
@@ -65,26 +71,6 @@ nsWaylandDisplay *WaylandDisplayGet(GdkD
return WaylandDisplayGetLocked(display, lock);
}
-static bool WaylandDisplayReleaseLocked(nsWaylandDisplay *aDisplay,
- const StaticMutexAutoLock &) {
- for (auto &display : gWaylandDisplays) {
- if (display == aDisplay) {
- int rc = display->Release();
- if (rc == 0) {
- display = nullptr;
- }
- return true;
- }
- }
- MOZ_ASSERT(false, "Missing nsWaylandDisplay for this thread!");
- return false;
-}
-
-void WaylandDisplayRelease(nsWaylandDisplay *aDisplay) {
- StaticMutexAutoLock lock(gWaylandDisplaysMutex);
- WaylandDisplayReleaseLocked(aDisplay, lock);
-}
-
static void WaylandDisplayLoopLocked(wl_display *aDisplay,
const StaticMutexAutoLock &) {
for (auto &display : gWaylandDisplays) {
@@ -128,6 +114,8 @@ static void global_registry_handler(void
uint32_t id, const char *interface,
uint32_t version) {
auto display = reinterpret_cast<nsWaylandDisplay *>(data);
+ if (!display)
+ return;
if (strcmp(interface, "wl_shm") == 0) {
auto shm = static_cast<wl_shm *>(
@@ -178,9 +166,7 @@ bool nsWaylandDisplay::Matches(wl_displa
return mThreadId == PR_GetCurrentThread() && aDisplay == mDisplay;
}
-NS_IMPL_ISUPPORTS(nsWaylandDisplay, nsISupports);
-
-nsWaylandDisplay::nsWaylandDisplay(wl_display *aDisplay)
+nsWaylandDisplay::nsWaylandDisplay(wl_display* aDisplay)
: mThreadId(PR_GetCurrentThread()),
mDisplay(aDisplay),
mEventQueue(nullptr),
@@ -188,9 +174,10 @@ nsWaylandDisplay::nsWaylandDisplay(wl_di
mSubcompositor(nullptr),
mSeat(nullptr),
mShm(nullptr),
- mPrimarySelectionDeviceManager(nullptr) {
- wl_registry *registry = wl_display_get_registry(mDisplay);
- wl_registry_add_listener(registry, ®istry_listener, this);
+ mPrimarySelectionDeviceManager(nullptr),
+ mRegistry(nullptr) {
+ mRegistry = wl_display_get_registry(mDisplay);
+ wl_registry_add_listener(mRegistry, ®istry_listener, this);
if (NS_IsMainThread()) {
// Use default event queue in main thread operated by Gtk+.
@@ -201,17 +188,19 @@ nsWaylandDisplay::nsWaylandDisplay(wl_di
mEventQueue = wl_display_create_queue(mDisplay);
MessageLoop::current()->PostTask(NewRunnableFunction(
"WaylandDisplayLoop", &WaylandDisplayLoop, mDisplay));
- wl_proxy_set_queue((struct wl_proxy *)registry, mEventQueue);
+ wl_proxy_set_queue((struct wl_proxy *)mRegistry, mEventQueue);
wl_display_roundtrip_queue(mDisplay, mEventQueue);
wl_display_roundtrip_queue(mDisplay, mEventQueue);
}
}
nsWaylandDisplay::~nsWaylandDisplay() {
- MOZ_ASSERT(mThreadId == PR_GetCurrentThread());
// Owned by Gtk+, we don't need to release
mDisplay = nullptr;
+ wl_registry_destroy(mRegistry);
+ mRegistry = nullptr;
+
if (mEventQueue) {
wl_event_queue_destroy(mEventQueue);
mEventQueue = nullptr;
diff -up firefox-66.0.3/widget/gtk/nsWaylandDisplay.h.mozilla-1517205 firefox-66.0.3/widget/gtk/nsWaylandDisplay.h
--- firefox-66.0.3/widget/gtk/nsWaylandDisplay.h.mozilla-1517205 2019-04-09 22:01:13.000000000 +0200
+++ firefox-66.0.3/widget/gtk/nsWaylandDisplay.h 2019-04-11 13:12:24.584232284 +0200
@@ -20,11 +20,10 @@ namespace widget {
// Our general connection to Wayland display server,
// holds our display connection and runs event loop.
-class nsWaylandDisplay : public nsISupports {
- NS_DECL_THREADSAFE_ISUPPORTS
-
+class nsWaylandDisplay {
public:
explicit nsWaylandDisplay(wl_display* aDisplay);
+ virtual ~nsWaylandDisplay();
bool DisplayLoop();
bool Matches(wl_display* aDisplay);
@@ -41,7 +40,6 @@ class nsWaylandDisplay : public nsISuppo
return mPrimarySelectionDeviceManager;
};
- public:
void SetShm(wl_shm* aShm);
void SetSubcompositor(wl_subcompositor* aSubcompositor);
void SetDataDeviceManager(wl_data_device_manager* aDataDeviceManager);
@@ -49,9 +47,7 @@ class nsWaylandDisplay : public nsISuppo
void SetPrimarySelectionDeviceManager(
gtk_primary_selection_device_manager* aPrimarySelectionDeviceManager);
- private:
- virtual ~nsWaylandDisplay();
-
+private:
PRThread* mThreadId;
wl_display* mDisplay;
wl_event_queue* mEventQueue;
@@ -60,10 +56,10 @@ class nsWaylandDisplay : public nsISuppo
wl_seat* mSeat;
wl_shm* mShm;
gtk_primary_selection_device_manager* mPrimarySelectionDeviceManager;
+ wl_registry *mRegistry;
};
nsWaylandDisplay* WaylandDisplayGet(GdkDisplay* aGdkDisplay = nullptr);
-void WaylandDisplayRelease(nsWaylandDisplay* aDisplay);
} // namespace widget
} // namespace mozilla
diff -up firefox-66.0.3/widget/gtk/WindowSurfaceWayland.cpp.mozilla-1517205 firefox-66.0.3/widget/gtk/WindowSurfaceWayland.cpp
--- firefox-66.0.3/widget/gtk/WindowSurfaceWayland.cpp.mozilla-1517205 2019-04-11 13:12:24.577232301 +0200
+++ firefox-66.0.3/widget/gtk/WindowSurfaceWayland.cpp 2019-04-11 13:12:24.583232286 +0200
@@ -413,16 +413,6 @@ WindowSurfaceWayland::~WindowSurfaceWayl
delete mBackupBuffer[i];
}
}
-
- if (!mIsMainThread) {
- // We can be destroyed from main thread even though we was created/used
- // in compositor thread. We have to unref/delete WaylandDisplay in
- // compositor thread then and we can't use MessageLoop::current() here.
- mDisplayThreadMessageLoop->PostTask(NewRunnableFunction(
- "WaylandDisplayRelease", &WaylandDisplayRelease, mWaylandDisplay));
- } else {
- WaylandDisplayRelease(mWaylandDisplay);
- }
}
WindowBackBuffer* WindowSurfaceWayland::GetWaylandBufferToDraw(int aWidth,
|
