Add profcollectd.etr.probe property and associated permissions

It is used by profcollectd to notify vendor_init to trigger
a manual probe of coresight etr.

Bug: 321061072
Test: build and run on device
Change-Id: I5aa65f8d5a25f1284f09111c940f0a2c1a62ac18

private/compat/202404/202404.ignore.cil

@@ -5,4 +5,5 @@
 (typeattribute new_objects)
 (typeattributeset new_objects
   ( new_objects
+    profcollectd_etr_prop
   ))

private/profcollectd.te

@@ -46,6 +46,9 @@ userdebug_or_eng(`
   get_prop(profcollectd, device_config_profcollect_native_boot_prop)
   set_prop(profcollectd, profcollectd_node_id_prop)
 
+  # Allow profcollectd to trigger manual probe of coresight etr.
+  set_prop(profcollectd, profcollectd_etr_prop)
+
   # Allow profcollectd to publish a binder service and make binder calls.
   binder_use(profcollectd)
   # Allow profcollectd to call callbacks registered by system_server when ETM is ready.

private/property_contexts

@@ -109,6 +109,7 @@ sys.lmk.                u:object_r:system_lmk_prop:s0
 sys.trace.              u:object_r:system_trace_prop:s0
 wrap.                   u:object_r:zygote_wrap_prop:s0 prefix string
 persist.wm.debug.       u:object_r:persist_wm_debug_prop:s0
+profcollectd.etr.probe  u:object_r:profcollectd_etr_prop:s0
 
 # Suspend service properties
 suspend.max_sleep_time_millis u:object_r:suspend_prop:s0 exact uint

public/property.te

@@ -103,6 +103,7 @@ system_restricted_prop(usb_prop)
 system_restricted_prop(userspace_reboot_exported_prop)
 system_restricted_prop(vold_status_prop)
 system_restricted_prop(vts_status_prop)
+system_restricted_prop(profcollectd_etr_prop)
 
 compatible_property_only(`
     # DO NOT ADD ANY PROPERTIES HERE

public/vendor_init.te

@@ -297,6 +297,10 @@ set_prop(vendor_init, dck_prop)
 get_prop(vendor_init, device_config_vendor_system_native_prop)
 get_prop(vendor_init, device_config_vendor_system_native_boot_prop)
 
+userdebug_or_eng(`
+get_prop(vendor_init, profcollectd_etr_prop)
+')
+
 ###
 ### neverallow rules
 ###