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Allow binder calls between composer and powerstats

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This will fix some avc denials:

* SELinux : avc:  denied  { find } for pid=508 uid=1000
name=power.stats-vendor scontext=u:r:hal_graphics_composer_default:s0
tcontext=u:object_r:hal_power_stats_vendor_service:s0
tclass=service_manager permissive=0

* binder:501_1: type=1400 audit(0.0:30): avc:  denied  { call } for
scontext=u:r:hal_graphics_composer_default:s0
tcontext=u:r:hal_power_stats_default:s0 tclass=binder permissive=0

* android.hardwar: type=1400 audit(0.0:10): avc:  denied  { call }
for  scontext=u:r:hal_power_stats_default:s0
tcontext=u:r:hal_graphics_composer_default:s0 tclass=binder
permissive=0

Bug: 315497129
Test: check no avc denied between composer & powerstats
Change-Id: I6033e088d5706a0d2a6f942f983a05e6148764a9
This commit is contained in:
Wiwit Rifa'i 2024-01-31 06:50:31 +08:00
parent 19a720dbe0
commit 24ad0c2d7f
2 changed files with 7 additions and 0 deletions
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4
vendor/hal_graphics_composer_default.te vendored
View file

@ -41,3 +41,7 @@ add_service(hal_graphics_composer_default, vendor_surfaceflinger_vndservice)
allow hal_graphics_composer_default vendor_hwc_log_file:dir rw_dir_perms;
allow hal_graphics_composer_default vendor_hwc_log_file:file create_file_perms;
allow hal_graphics_composer_default vendor_log_file:dir search;
# allow HWC to access powerstats
allow hal_graphics_composer_default hal_power_stats_vendor_service:service_manager find;
binder_call(hal_graphics_composer_default, hal_power_stats_default)

3
vendor/hal_power_stats_default.te vendored
View file

@ -18,3 +18,6 @@ allow hal_power_stats_default sysfs_odpm:file rw_file_perms;
# getStateResidency AIDL callback for Bluetooth HAL
binder_call(hal_power_stats_default, hal_bluetooth_btlinux)
# getStateResidency AIDL callback for Composer HAL
binder_call(hal_power_stats_default, hal_graphics_composer_default)