tor-browser

commit a285de1ea7ab53f3f56814b8195329499f28ce6a
parent 3e1ae93e85fa3e58e28af405c59488063db8abe7
Author: Brad Werth <werth@efn.org>
Date:   Mon, 10 Nov 2025 20:40:34 +0000

Bug 1852794 Part 2: Disable mesa threading on Linux old Mesa nouveau drivers. r=aosmond

Differential Revision: https://phabricator.services.mozilla.com/D270064

Diffstat:
M
widget/gtk/GfxInfo.cpp
 | 
15
+++++++++++++++

1 file changed, 15 insertions(+), 0 deletions(-)
diff --git a/widget/gtk/GfxInfo.cpp b/widget/gtk/GfxInfo.cpp
@@ -996,6 +996,21 @@ const nsTArray<RefPtr<GfxDriverInfo>>& GfxInfo::GetGfxDriverInfo() {
         nsIGfxInfo::FEATURE_WEBRENDER, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
         DRIVER_COMPARISON_IGNORED, V(0, 0, 0, 0),
         "FEATURE_FAILURE_WEBRENDER_MESA_VM", "");
+
+    ////////////////////////////////////
+    // FEATURE_MESA_THREADING
+
+    // Bug 1852794 - Disable old nouveau drivers.
+    APPEND_TO_DRIVER_BLOCKLIST_EXT(
+        OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,
+        WindowProtocol::All, DriverVendor::MesaNouveau, DeviceFamily::All,
+        nsIGfxInfo::FEATURE_MESA_THREADING, nsIGfxInfo::FEATURE_BLOCKED_DEVICE,
+        DRIVER_LESS_THAN_OR_EQUAL, V(23, 2, 1, 0),
+        "FEATURE_FAILURE_MESA_THREADING_OLD_NOUVEAU", "Mesa 23.2.1.0");
+
+    ////////////////////////////////////
+    // FEATURE_WEBGL_USE_HARDWARE
+
     // Disable hardware mesa drivers in virtual machines due to instability.
     APPEND_TO_DRIVER_BLOCKLIST_EXT(
         OperatingSystem::Linux, ScreenSizeStatus::All, BatteryStatus::All,