Removed obsolete patches

1 files changed, 0 insertions, 357 deletions

diff --git a/mozilla-1619882-1.patch b/mozilla-1619882-1.patch
deleted file mode 100644
index 3f4cbda..0000000
--- a/mozilla-1619882-1.patch
+++ /dev/null
@@ -1,357 +0,0 @@
-diff --git a/gfx/layers/ipc/LayersSurfaces.ipdlh b/gfx/layers/ipc/LayersSurfaces.ipdlh
---- a/gfx/layers/ipc/LayersSurfaces.ipdlh
-+++ b/gfx/layers/ipc/LayersSurfaces.ipdlh
-@@ -71,6 +71,8 @@
-   uint32_t[] offsets;
-   YUVColorSpace yUVColorSpace;
-   FileDescriptor[] fence;
-+  uint32_t uid;
-+  FileDescriptor[] refCount;
- };
- 
- struct SurfaceTextureDescriptor {
-diff --git a/widget/gtk/WaylandDMABufSurface.h b/widget/gtk/WaylandDMABufSurface.h
---- a/widget/gtk/WaylandDMABufSurface.h
-+++ b/widget/gtk/WaylandDMABufSurface.h
-@@ -49,9 +49,14 @@
-     SURFACE_NV12,
-   };
- 
-+  // Import surface from SurfaceDescriptor. This is usually
-+  // used to copy surface from another process over IPC.
-+  // When a global reference counter was created for the surface
-+  // (see bellow) it's automatically referenced.
-   static already_AddRefed<WaylandDMABufSurface> CreateDMABufSurface(
-       const mozilla::layers::SurfaceDescriptor& aDesc);
- 
-+  // Export surface to another process via. SurfaceDescriptor.
-   virtual bool Serialize(
-       mozilla::layers::SurfaceDescriptor& aOutDescriptor) = 0;
- 
-@@ -82,6 +87,35 @@
-   void FenceWait();
-   void FenceDelete();
- 
-+  // Set and get a global surface UID. The UID is shared across process
-+  // and it's used to track surface lifetime in various parts of rendering
-+  // engine.
-+  void SetUID(uint32_t aUID) { mUID = aUID; };
-+  uint32_t GetUID() const { return mUID; };
-+
-+  // Creates a global reference counter objects attached to the surface.
-+  // It's created as unreferenced, i.e. IsGlobalRefSet() returns false
-+  // right after GlobalRefCountCreate() call.
-+  //
-+  // The counter is shared by all surface instances across processes
-+  // so it tracks global surface usage.
-+  //
-+  // The counter is automatically referenced when a new surface instance is
-+  // created with SurfaceDescriptor (usually copied to another process over IPC)
-+  // and it's unreferenced when surface is deleted.
-+  //
-+  // So without any additional GlobalRefAdd()/GlobalRefRelease() calls
-+  // the IsGlobalRefSet() returns true if any other process use the surface.
-+  void GlobalRefCountCreate();
-+
-+  // If global reference counter was created by GlobalRefCountCreate()
-+  // returns true when there's an active surface reference.
-+  bool IsGlobalRefSet() const;
-+
-+  // Add/Remove additional reference to the surface global reference counter.
-+  void GlobalRefAdd();
-+  void GlobalRefRelease();
-+
-   WaylandDMABufSurface(SurfaceType aSurfaceType);
- 
-  protected:
-@@ -89,7 +123,10 @@
-   virtual void ReleaseSurface() = 0;
-   bool FenceCreate(int aFd);
- 
--  virtual ~WaylandDMABufSurface() { FenceDelete(); };
-+  void GlobalRefCountImport(int aFd);
-+  void GlobalRefCountDelete();
-+
-+  virtual ~WaylandDMABufSurface();
- 
-   SurfaceType mSurfaceType;
-   uint64_t mBufferModifier;
-@@ -102,6 +139,9 @@
- 
-   EGLSyncKHR mSync;
-   RefPtr<mozilla::gl::GLContext> mGL;
-+
-+  int mGlobalRefCountFd;
-+  uint32_t mUID;
- };
- 
- class WaylandDMABufSurfaceRGBA : public WaylandDMABufSurface {
-diff --git a/widget/gtk/WaylandDMABufSurface.cpp b/widget/gtk/WaylandDMABufSurface.cpp
---- a/widget/gtk/WaylandDMABufSurface.cpp
-+++ b/widget/gtk/WaylandDMABufSurface.cpp
-@@ -17,6 +17,9 @@
- #include <unistd.h>
- #include <sys/time.h>
- #include <dlfcn.h>
-+#include <sys/mman.h>
-+#include <sys/eventfd.h>
-+#include <poll.h>
- 
- #include "mozilla/widget/gbm.h"
- #include "mozilla/widget/va_drmcommon.h"
-@@ -57,6 +60,61 @@
- #  define VA_FOURCC_NV12 0x3231564E
- #endif
- 
-+bool WaylandDMABufSurface::IsGlobalRefSet() const {
-+  if (!mGlobalRefCountFd) {
-+    return false;
-+  }
-+  struct pollfd pfd;
-+  pfd.fd = mGlobalRefCountFd;
-+  pfd.events = POLLIN;
-+  return poll(&pfd, 1, 0) == 1;
-+}
-+
-+void WaylandDMABufSurface::GlobalRefRelease() {
-+  MOZ_ASSERT(mGlobalRefCountFd);
-+  uint64_t counter;
-+  if (read(mGlobalRefCountFd, &counter, sizeof(counter)) != sizeof(counter)) {
-+    // EAGAIN means the refcount is already zero. It happens when we release
-+    // last reference to the surface.
-+    if (errno != EAGAIN) {
-+      NS_WARNING("Failed to unref dmabuf global ref count!");
-+    }
-+  }
-+}
-+
-+void WaylandDMABufSurface::GlobalRefAdd() {
-+  MOZ_ASSERT(mGlobalRefCountFd);
-+  uint64_t counter = 1;
-+  if (write(mGlobalRefCountFd, &counter, sizeof(counter)) != sizeof(counter)) {
-+    NS_WARNING("Failed to ref dmabuf global ref count!");
-+  }
-+}
-+
-+void WaylandDMABufSurface::GlobalRefCountCreate() {
-+  MOZ_ASSERT(!mGlobalRefCountFd);
-+  mGlobalRefCountFd = eventfd(0, EFD_CLOEXEC | EFD_NONBLOCK | EFD_SEMAPHORE);
-+  if (mGlobalRefCountFd < 0) {
-+    NS_WARNING("Failed to create dmabuf global ref count!");
-+    mGlobalRefCountFd = 0;
-+    return;
-+  }
-+}
-+
-+void WaylandDMABufSurface::GlobalRefCountImport(int aFd) {
-+  MOZ_ASSERT(!mGlobalRefCountFd);
-+  mGlobalRefCountFd = aFd;
-+  GlobalRefAdd();
-+}
-+
-+void WaylandDMABufSurface::GlobalRefCountDelete() {
-+  MOZ_ASSERT(mGlobalRefCountFd);
-+  if (mGlobalRefCountFd) {
-+    GlobalRefRelease();
-+    close(mGlobalRefCountFd);
-+    mGlobalRefCountFd = 0;
-+  }
-+}
-+
- WaylandDMABufSurface::WaylandDMABufSurface(SurfaceType aSurfaceType)
-     : mSurfaceType(aSurfaceType),
-       mBufferModifier(DRM_FORMAT_MOD_INVALID),
-@@ -64,12 +122,19 @@
-       mDrmFormats(),
-       mStrides(),
-       mOffsets(),
--      mSync(0) {
-+      mSync(0),
-+      mGlobalRefCountFd(0),
-+      mUID(0) {
-   for (auto& slot : mDmabufFds) {
-     slot = -1;
-   }
- }
- 
-+WaylandDMABufSurface::~WaylandDMABufSurface() {
-+  FenceDelete();
-+  GlobalRefCountDelete();
-+}
-+
- already_AddRefed<WaylandDMABufSurface>
- WaylandDMABufSurface::CreateDMABufSurface(
-     const mozilla::layers::SurfaceDescriptor& aDesc) {
-@@ -316,6 +381,7 @@
-   mBufferPlaneCount = desc.fds().Length();
-   mGbmBufferFlags = desc.flags();
-   MOZ_RELEASE_ASSERT(mBufferPlaneCount <= DMABUF_BUFFER_PLANES);
-+  mUID = desc.uid();
- 
-   for (int i = 0; i < mBufferPlaneCount; i++) {
-     mDmabufFds[i] = desc.fds()[i].ClonePlatformHandle().release();
-@@ -329,6 +395,10 @@
-       close(fd);
-     }
-   }
-+
-+  if (desc.refCount().Length() > 0) {
-+    GlobalRefCountImport(desc.refCount()[0].ClonePlatformHandle().release());
-+  }
- }
- 
- bool WaylandDMABufSurfaceRGBA::Create(const SurfaceDescriptor& aDesc) {
-@@ -346,6 +416,7 @@
-   AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> offsets;
-   AutoTArray<uintptr_t, DMABUF_BUFFER_PLANES> images;
-   AutoTArray<ipc::FileDescriptor, 1> fenceFDs;
-+  AutoTArray<ipc::FileDescriptor, 1> refCountFDs;
- 
-   width.AppendElement(mWidth);
-   height.AppendElement(mHeight);
-@@ -362,9 +433,14 @@
-         egl->fDupNativeFenceFDANDROID(egl->Display(), mSync)));
-   }
- 
--  aOutDescriptor = SurfaceDescriptorDMABuf(
--      mSurfaceType, mBufferModifier, mGbmBufferFlags, fds, width, height,
--      format, strides, offsets, GetYUVColorSpace(), fenceFDs);
-+  if (mGlobalRefCountFd) {
-+    refCountFDs.AppendElement(ipc::FileDescriptor(mGlobalRefCountFd));
-+  }
-+
-+  aOutDescriptor =
-+      SurfaceDescriptorDMABuf(mSurfaceType, mBufferModifier, mGbmBufferFlags,
-+                              fds, width, height, format, strides, offsets,
-+                              GetYUVColorSpace(), fenceFDs, mUID, refCountFDs);
- 
-   return true;
- }
-@@ -693,6 +769,7 @@
-   mBufferPlaneCount = aDesc.fds().Length();
-   mBufferModifier = aDesc.modifier();
-   mColorSpace = aDesc.yUVColorSpace();
-+  mUID = aDesc.uid();
- 
-   MOZ_RELEASE_ASSERT(mBufferPlaneCount <= DMABUF_BUFFER_PLANES);
-   for (int i = 0; i < mBufferPlaneCount; i++) {
-@@ -710,6 +787,10 @@
-       close(fd);
-     }
-   }
-+
-+  if (aDesc.refCount().Length() > 0) {
-+    GlobalRefCountImport(aDesc.refCount()[0].ClonePlatformHandle().release());
-+  }
- }
- 
- bool WaylandDMABufSurfaceNV12::Serialize(
-@@ -721,6 +802,7 @@
-   AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> strides;
-   AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> offsets;
-   AutoTArray<ipc::FileDescriptor, 1> fenceFDs;
-+  AutoTArray<ipc::FileDescriptor, 1> refCountFDs;
- 
-   for (int i = 0; i < mBufferPlaneCount; i++) {
-     width.AppendElement(mWidth[i]);
-@@ -737,9 +819,13 @@
-         egl->fDupNativeFenceFDANDROID(egl->Display(), mSync)));
-   }
- 
-+  if (mGlobalRefCountFd) {
-+    refCountFDs.AppendElement(ipc::FileDescriptor(mGlobalRefCountFd));
-+  }
-+
-   aOutDescriptor = SurfaceDescriptorDMABuf(
-       mSurfaceType, mBufferModifier, 0, fds, width, height, format, strides,
--      offsets, GetYUVColorSpace(), fenceFDs);
-+      offsets, GetYUVColorSpace(), fenceFDs, mUID, refCountFDs);
-   return true;
- }
- 
-diff --git a/widget/gtk/WindowSurfaceWayland.h b/widget/gtk/WindowSurfaceWayland.h
---- a/widget/gtk/WindowSurfaceWayland.h
-+++ b/widget/gtk/WindowSurfaceWayland.h
-@@ -36,8 +36,6 @@
-                             int aImageDataSize);
- 
-  private:
--  int CreateTemporaryFile(int aSize);
--
-   wl_shm_pool* mShmPool;
-   int mShmPoolFd;
-   int mAllocatedSize;
-diff --git a/widget/gtk/WindowSurfaceWayland.cpp b/widget/gtk/WindowSurfaceWayland.cpp
---- a/widget/gtk/WindowSurfaceWayland.cpp
-+++ b/widget/gtk/WindowSurfaceWayland.cpp
-@@ -206,42 +206,25 @@
-   return mWindowSurfaceWayland->GetWaylandDisplay();
- }
- 
--int WaylandShmPool::CreateTemporaryFile(int aSize) {
--  const char* tmppath = getenv("XDG_RUNTIME_DIR");
--  MOZ_RELEASE_ASSERT(tmppath, "Missing XDG_RUNTIME_DIR env variable.");
--
--  nsPrintfCString tmpname("%s/mozilla-shared-XXXXXX", tmppath);
--
--  char* filename;
--  int fd = -1;
--  int ret = 0;
--
--  if (tmpname.GetMutableData(&filename)) {
--    fd = mkstemp(filename);
--    if (fd >= 0) {
--      int flags = fcntl(fd, F_GETFD);
--      if (flags >= 0) {
--        fcntl(fd, F_SETFD, flags | FD_CLOEXEC);
--      }
--    }
--  }
--
-+static int WaylandAllocateShmMemory(int aSize) {
-+  static int counter = 0;
-+  nsPrintfCString shmName("/wayland.mozilla.ipc.%d", counter++);
-+  int fd = shm_open(shmName.get(), O_CREAT | O_RDWR | O_EXCL, 0600);
-   if (fd >= 0) {
--    unlink(tmpname.get());
-+    shm_unlink(shmName.get());
-   } else {
--    printf_stderr("Unable to create mapping file %s\n", filename);
-+    printf_stderr("Unable to SHM memory segment\n");
-     MOZ_CRASH();
-   }
- 
-+  int ret = 0;
- #ifdef HAVE_POSIX_FALLOCATE
-   do {
-     ret = posix_fallocate(fd, 0, aSize);
-   } while (ret == EINTR);
-   if (ret != 0) {
-     close(fd);
--    MOZ_CRASH_UNSAFE_PRINTF(
--        "posix_fallocate() fails on %s size %d error code %d\n", filename,
--        aSize, ret);
-+    MOZ_CRASH("posix_fallocate() fails to allocate shm memory");
-   }
- #else
-   do {
-@@ -249,8 +232,7 @@
-   } while (ret < 0 && errno == EINTR);
-   if (ret < 0) {
-     close(fd);
--    MOZ_CRASH_UNSAFE_PRINTF("ftruncate() fails on %s size %d error code %d\n",
--                            filename, aSize, ret);
-+    MOZ_CRASH("ftruncate() fails to allocate shm memory");
-   }
- #endif
- 
-@@ -259,7 +241,7 @@
- 
- WaylandShmPool::WaylandShmPool(nsWaylandDisplay* aWaylandDisplay, int aSize)
-     : mAllocatedSize(aSize) {
--  mShmPoolFd = CreateTemporaryFile(mAllocatedSize);
-+  mShmPoolFd = WaylandAllocateShmMemory(mAllocatedSize);
-   mImageData = mmap(nullptr, mAllocatedSize, PROT_READ | PROT_WRITE, MAP_SHARED,
-                     mShmPoolFd, 0);
-   MOZ_RELEASE_ASSERT(mImageData != MAP_FAILED,
-