crosvm/seccomp/x86_64/video_device.policy
hscham a7fd914538 crosvm: add memfd_create to seccomp policy files
To enable SupportsChannelUpgrade in libchrome (upstream r850346,
crrev.com/c/2670092).

BUG=b:189403036
TEST=tast run $hatch-DUT
         arc.Notification.vm
         arc.CheckAndroidVersion.vm
         arc.RemovableMedia.vm
         arc.Gamepad.vm
         arc.IMEBlockingVK.vm
         security.SELinuxFilesDataDir.vm
         arc.StartStop.vm
         arc.CPUSet.vm
         arc.Optin.vm
         arc.IntentForward.vm
         arc.MIDIClient.vm
         arc.IMESwitchShortcut.vm
         arc.ChromeCrash.vm_logged_in
         arc.Boot.vm
         arc.BuildProperties.vm
         arc.ConciergeCrash
         arc.VMPstoreDump
         security.SELinuxProcessesARC.vm
         security.NetworkListenersARC.vm
     with disable patch removed in libchrome

Change-Id: I1a924c60ebe9707627fdd064b2233a7452d5cc57
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/2984719
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Chirantan Ekbote <chirantan@chromium.org>
Reviewed-by: Qijiang Fan <fqj@google.com>
Commit-Queue: Grace Cham <hscham@chromium.org>
2021-06-28 04:40:43 +00:00

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# Copyright 2020 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
@include /usr/share/policy/crosvm/common_device.policy
# Syscalls specific to video devices.
clock_getres: 1
connect: 1
getdents: 1
getdents64: 1
getegid: 1
geteuid: 1
getgid: 1
getresgid: 1
getresuid: 1
getsockname: 1
getuid: 1
# ioctl: arg1 == DRM_IOCTL_*
ioctl: arg1 & 0x6400
memfd_create: 1
openat: 1
sched_yield: 1
setpriority: 1
socket: arg0 == AF_UNIX
stat: 1
fstat: 1
# Rules needed for minigbm on AMD devices.
getrandom: 1
lstat: 1
# mmap/mprotect differ from the common_device.policy
mmap: arg2 == PROT_READ|PROT_WRITE || arg2 == PROT_NONE || arg2 == PROT_READ|PROT_EXEC || arg2 == PROT_WRITE || arg2 == PROT_READ
mprotect: arg2 == PROT_READ|PROT_WRITE || arg2 == PROT_NONE || arg2 == PROT_READ
readlink: 1
sched_setaffinity: 1
sched_setscheduler: arg1 == SCHED_IDLE || arg1 == SCHED_BATCH
uname: 1
# Required by mesa on AMD GPU
sysinfo: 1
prctl: arg0 == PR_SET_NAME