43 lines
1.5 KiB
Plaintext
43 lines
1.5 KiB
Plaintext
type perfd, domain;
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type perfd_exec, exec_type, vendor_file_type, file_type;
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init_daemon_domain(perfd)
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allow perfd cgroup:file r_file_perms;
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allow perfd cameraserver:process signull;
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# files in /data/misc/perfd and /data/system/perfd
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allow perfd perfd_data_file:dir create_dir_perms;
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allow perfd perfd_data_file:{ file sock_file } create_file_perms;
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allow perfd proc_kernel_sched:file r_file_perms;
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# read access /sys
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r_dir_file(perfd, sysfs_type)
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# normally write is not granted to the default "sysfs" label.
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# In this case, perfd needs access to files in /sys that are
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# commonly created and destroyed. When the kernel creates them,
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# they are created with the default label "sysfs". For robustness,
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# allow perfd to write to "sysfs" to ensure it can optimally
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# tune the power/cpu settings.
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allow perfd sysfs:file write;
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allow perfd sysfs_msm_perf:file write;
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allow perfd sysfs_ssr:file write;
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allow perfd sysfs_devices_system_cpu:file write;
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allow perfd sysfs_power_management:file write;
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allow perfd sysfs_devfreq:file write;
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allow perfd sysfs_lib:file write;
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allow perfd proc_kernel_sched:file w_file_perms;
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allow perfd gpu_device:chr_file rw_file_perms;
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# perfd uses kill(pid, 0) to determine if a process exists.
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# Determining if a process exists does not require the kill capability
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# since a permission denied indicates the process exists.
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dontaudit perfd self:capability kill;
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allow perfd surfaceflinger:process signull;
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allow perfd hal_graphics_composer_default:process signull;
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get_prop(perfd, freq_prop);
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