1 # Copyright 2016 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
5 import("//build/config/nacl/config.gni")
7 # The seccomp-bpf sandbox is only supported on six architectures
9 # Do not disable seccomp_bpf anywhere without talking to
10 # security@chromium.org!
11 use_seccomp_bpf = (is_linux || is_tizen|| is_chromeos || is_android) &&
12 (current_cpu == "x86" || current_cpu == "x64" ||
13 current_cpu == "arm" || current_cpu == "arm64" ||
14 current_cpu == "mipsel" || current_cpu == "mips64el")
16 use_seccomp_bpf = use_seccomp_bpf || is_nacl_nonsfi
18 # SSBD (Speculative Store Bypass Disable) is a mitigation of Spectre Variant 4.
19 # As Spectre Variant 4 can be mitigated by site isolation, opt-out SSBD on site
20 # isolation fully applied platform.
21 disable_seccomp_ssbd = use_seccomp_bpf && !is_android