third_party/libwebrtc/moz-patch-stack/0072.patch

   1 From: Andreas Pehrson <apehrson@mozilla.com>
   2 Date: Wed, 8 Feb 2023 08:01:00 +0000
   3 Subject: Bug 1814692 - Don't attempt realtime scheduling rtc::PlatformThreads.
   4  r=webrtc-reviewers,bwc
   5
   6 Differential Revision: https://phabricator.services.mozilla.com/D169036
   7 Mercurial Revision: https://hg.mozilla.org/mozilla-central/rev/9e64a965e26c8379261466e5273c3b383164b2c7
   8 ---
   9  rtc_base/platform_thread.cc | 3 +++
  10  1 file changed, 3 insertions(+)
  11
  12 diff --git a/rtc_base/platform_thread.cc b/rtc_base/platform_thread.cc
  13 index 71a9f1b224..bcbb784b97 100644
  14 --- a/rtc_base/platform_thread.cc
  15 +++ b/rtc_base/platform_thread.cc
  16 @@ -50,6 +50,9 @@ bool SetPriority(ThreadPriority priority) {
  17    // TODO(tommi): Switch to the same mechanism as Chromium uses for changing
  18    // thread priorities.
  19    return true;
  20 +#elif defined(WEBRTC_MOZILLA_BUILD) && defined(WEBRTC_LINUX)
  21 +  // Only realtime audio uses realtime scheduling in Firefox.
  22 +  return true;
  23  #else
  24    const int policy = SCHED_FIFO;
  25    const int min_prio = sched_get_priority_min(policy);