Messages in this thread | | | Subject | Re: [PATCH] block: Check ADMIN before NICE for IOPRIO_CLASS_RT | From | Jens Axboe <> | Date | Mon, 15 Nov 2021 11:04:55 -0700 |
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On 11/15/21 10:38 AM, Alistair Delva wrote: > Booting to Android userspace on 5.14 or newer triggers the following > SELinux denial: > > avc: denied { sys_nice } for comm="init" capability=23 > scontext=u:r:init:s0 tcontext=u:r:init:s0 tclass=capability > permissive=0 > > Init is PID 0 running as root, so it already has CAP_SYS_ADMIN. For > better compatibility with older SEPolicy, check ADMIN before NICE.
Seems a bit wonky to me, but the end result is the same. In any case, this warrants a comment above it detailing why the ordering is seemingly important.
-- Jens Axboe
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