Blacklist GLX indirect rendering

content/gpu/gpu_child_thread.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/gpu/gpu_child_thread.h"
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/threading/worker_pool.h"
 #include "build/build_config.h"
@@ skipping 140 matching lines @@
   // initialization has succeeded.
   gpu_channel_manager_.reset(
       new GpuChannelManager(this,
                             watchdog_thread_.get(),
                             ChildProcess::current()->io_message_loop_proxy(),
                             ChildProcess::current()->GetShutDownEvent()));
 
   // Ensure the browser process receives the GPU info before a reply to any
   // subsequent IPC it might send.
   if (!in_browser_process_)
     Send(new GpuHostMsg_GraphicsInfoCollected(gpu_info_));

[Zhenyao Mo, 2014/03/12 00:02:39]

By the way, since you update the gpu_info in GpuHostMsg_Initialized message
handler on gpu side, do we still need this?

 }
 
 void GpuChildThread::StopWatchdog() {
   if (watchdog_thread_.get()) {
     watchdog_thread_->Stop();
   }
 }
 
 void GpuChildThread::OnCollectGraphicsInfo() {
 #if defined(OS_WIN)
   // GPU full info collection should only happen on un-sandboxed GPU process
   // or single process/in-process gpu mode on Windows.
   CommandLine* command_line = CommandLine::ForCurrentProcess();
   DCHECK(command_line->HasSwitch(switches::kDisableGpuSandbox) ||
          in_browser_process_);
 #endif  // OS_WIN
 
-  if (!gpu::CollectContextGraphicsInfo(&gpu_info_))
-    VLOG(1) << "gpu::CollectGraphicsInfo failed";
+  gpu::CollectInfoResult result =
+      gpu::CollectContextGraphicsInfo(&gpu_info_);
+  switch (result) {
+    case gpu::kCollectInfoFatalFailure:
+      LOG(ERROR) << "gpu::CollectGraphicsInfo failed (fatal).";
+      // TODO(piman): can we signal overall failure?
+      break;
+    case gpu::kCollectInfoNonFatalFailure:
+      VLOG(1) << "gpu::CollectGraphicsInfo failed (non-fatal).";
+      break;
+    case gpu::kCollectInfoSuccess:
+      break;
+  }
   GetContentClient()->SetGpuInfo(gpu_info_);
 
 #if defined(OS_WIN)
   // This is slow, but it's the only thing the unsandboxed GPU process does,
   // and GpuDataManager prevents us from sending multiple collecting requests,
   // so it's OK to be blocking.
   gpu::GetDxDiagnostics(&gpu_info_.dx_diagnostics);
   gpu_info_.finalized = true;
 #endif  // OS_WIN
 
@@ skipping 43 matching lines @@
     // the future posting of tasks to the message loop.
     if (watchdog_thread_->message_loop())
       watchdog_thread_->PostAcknowledge();
     // Prevent rearming.
     watchdog_thread_->Stop();
   }
 }
 
 }  // namespace content