From 2c7c34e466586c927d16aa44be8da97574040194 Mon Sep 17 00:00:00 2001
From: Andy Hung <hunga@google.com>
Date: Fri, 2 Dec 2022 17:22:59 -0800
Subject: [PATCH] audio HAL: Enable RT priority inheritance

Test: instrumented
Bug: 181148259
Bug: 260918856
Change-Id: If56e449a9c6f1a49e372591893d8714534574e3a
---
 .../default/service/android.hardware.audio.service.rc           | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/audio/common/all-versions/default/service/android.hardware.audio.service.rc b/audio/common/all-versions/default/service/android.hardware.audio.service.rc
index 45fef9a936..f859f21683 100644
--- a/audio/common/all-versions/default/service/android.hardware.audio.service.rc
+++ b/audio/common/all-versions/default/service/android.hardware.audio.service.rc
@@ -4,6 +4,8 @@ service vendor.audio-hal /vendor/bin/hw/android.hardware.audio.service
     # media gid needed for /dev/fm (radio) and for /data/misc/media (tee)
     group audio camera drmrpc inet media mediadrm net_bt net_bt_admin net_bw_acct wakelock context_hub
     capabilities BLOCK_SUSPEND
+    # setting RLIMIT_RTPRIO allows binder RT priority inheritance
+    rlimit rtprio 10 10
     ioprio rt 4
     task_profiles ProcessCapacityHigh HighPerformance
     onrestart restart audioserver