crosvm/seccomp/x86_64/block_device.policy
Chirantan Ekbote a00991cd84 Replace dup with fcntl(F_DUPFD_CLOEXEC)
Fds created via dup don't share file descriptor flags with the original
fd, which means that they don't have the FD_CLOEXEC flag set.  Use
fcntl(F_DUPFD_CLOEXEC) so that this flag gets set for the duplicated fds
as well.

BUG=none
TEST=unit tests

Change-Id: Ib471cf40acac1eacf72969ba45247f50b349ed58
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/2809687
Tested-by: kokoro <noreply+kokoro@google.com>
Commit-Queue: Chirantan Ekbote <chirantan@chromium.org>
Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>
Reviewed-by: Zach Reizner <zachr@chromium.org>
2021-04-15 10:34:04 +00:00

22 lines
439 B
Text

# Copyright 2017 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
fallocate: 1
fdatasync: 1
fstat: 1
fsync: 1
ftruncate: 1
lseek: 1
open: return ENOENT
openat: return ENOENT
pread64: 1
preadv: 1
pwrite64: 1
pwritev: 1
statx: 1
timerfd_create: 1
timerfd_gettime: 1
timerfd_settime: 1