From b4bab832f9e9be8d8ce457a8699337fc285a97ee Mon Sep 17 00:00:00 2001 From: millerliang Date: Thu, 1 Apr 2021 17:21:33 +0800 Subject: [PATCH] Fix avc denied in MMAP audio exclusive mode 04-01 15:26:30.936 16390 16390 I auditd : type=1400 audit(0.0:55): avc: denied { read } for comm="HwBinder:16390_" name="aaudio_playback_heap" dev="tmpfs" ino=400 scontext=u:r:hal_audio_default:s0 tcontext=u:object_r:dmabuf_heap_device:s0 tclass=chr_file permissive=1 Bug: 165737390 Test: Build and use OboeTester to run MMAP audio Change-Id: I22201dfd4a3f579b52d4cfbc86fc6148dc481cb0 --- whitechapel/vendor/google/hal_audio_default.te | 3 +++ 1 file changed, 3 insertions(+) diff --git a/whitechapel/vendor/google/hal_audio_default.te b/whitechapel/vendor/google/hal_audio_default.te index 079d6bdf..16d49f96 100644 --- a/whitechapel/vendor/google/hal_audio_default.te +++ b/whitechapel/vendor/google/hal_audio_default.te @@ -14,6 +14,9 @@ allow hal_audio_default aoc_device:chr_file rw_file_perms; allow hal_audio_default hal_audio_ext_hwservice:hwservice_manager { find add }; +#allow access to DMABUF Heaps for AAudio API +allow hal_audio_default dmabuf_heap_device:chr_file r_file_perms; + get_prop(hal_audio_default, vendor_audio_prop); userdebug_or_eng(`