$OpenBSD: patch-third_party_perfetto_src_base_unix_task_runner_cc,v 1.1 2018/07/30 15:28:28 robert Exp $

Index: third_party/perfetto/src/base/unix_task_runner.cc
--- third_party/perfetto/src/base/unix_task_runner.cc.orig
+++ third_party/perfetto/src/base/unix_task_runner.cc
@@ -45,7 +45,7 @@ UnixTaskRunner::UnixTaskRunner() {
   control_read_.reset(pipe_fds[0]);
   control_write_.reset(pipe_fds[1]);
 
-#if PERFETTO_BUILDFLAG(PERFETTO_OS_LINUX)
+#if PERFETTO_BUILDFLAG(PERFETTO_OS_LINUX) && !PERFETTO_BUILDFLAG(PERFETTO_OS_OPENBSD)
   // We are never expecting to have more than a few bytes in the wake-up pipe.
   // Reduce the buffer size on Linux. Note that this gets rounded up to the page
   // size.
