diff options
Diffstat (limited to 'tools/testing/selftests/x86/sysret_ss_attrs.c')
| -rw-r--r-- | tools/testing/selftests/x86/sysret_ss_attrs.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/tools/testing/selftests/x86/sysret_ss_attrs.c b/tools/testing/selftests/x86/sysret_ss_attrs.c index ce42d5a64009..5f3d4fca440f 100644 --- a/tools/testing/selftests/x86/sysret_ss_attrs.c +++ b/tools/testing/selftests/x86/sysret_ss_attrs.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * sysret_ss_attrs.c - test that syscalls return valid hidden SS attributes * Copyright (c) 2015 Andrew Lutomirski * - * This program is free software; you can redistribute it and/or modify - * it under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * * On AMD CPUs, SYSRET can return with a valid SS descriptor with with * the hidden attributes set to an unusable state. Make sure the kernel * doesn't let this happen. |