mm: allow access fastrpc total_dma_kb sysfs am: 52299584f2 am: 91a336ff29

Original change: https://android-review.googlesource.com/c/platform/hardware/google/pixel-sepolicy/+/1431713

Change-Id: I8e93aa138ef16db7395c8bfe36d1aa6302620959
diff --git a/mm/file.te b/mm/file.te
index e6b53f0..8541232 100644
--- a/mm/file.te
+++ b/mm/file.te
@@ -1,3 +1,4 @@
 type mm_logd_vendor_data_file, file_type, data_file_type;
 type debugfs_page_owner, debugfs_type, fs_type;
+type sysfs_fastrpc, sysfs_type, fs_type;
 
diff --git a/mm/genfs_contexts b/mm/genfs_contexts
index 855a43f..57b26d4 100644
--- a/mm/genfs_contexts
+++ b/mm/genfs_contexts
@@ -1 +1,2 @@
 genfscon debugfs /page_owner                          u:object_r:debugfs_page_owner:s0
+genfscon sysfs /kernel/fastrpc/total_dma_kb            u:object_r:sysfs_fastrpc:s0