caab277b1d
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope that 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 you should have received a copy of the gnu general public license along with this program if not see http www gnu org licenses extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 503 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Enrico Weigelt <info@metux.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190602204653.811534538@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
35 lines
1.3 KiB
C
35 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2012 ARM Ltd.
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* Copyright (C) 2017 SiFive, Inc.
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*
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* This file was copied from arch/arm64/include/uapi/asm/ucontext.h
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*/
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#ifndef _UAPI__ASM_UCONTEXT_H
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#define _UAPI__ASM_UCONTEXT_H
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#include <linux/types.h>
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struct ucontext {
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unsigned long uc_flags;
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struct ucontext *uc_link;
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stack_t uc_stack;
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sigset_t uc_sigmask;
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/* There's some padding here to allow sigset_t to be expanded in the
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* future. Though this is unlikely, other architectures put uc_sigmask
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* at the end of this structure and explicitly state it can be
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* expanded, so we didn't want to box ourselves in here. */
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__u8 __unused[1024 / 8 - sizeof(sigset_t)];
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/* We can't put uc_sigmask at the end of this structure because we need
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* to be able to expand sigcontext in the future. For example, the
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* vector ISA extension will almost certainly add ISA state. We want
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* to ensure all user-visible ISA state can be saved and restored via a
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* ucontext, so we're putting this at the end in order to allow for
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* infinite extensibility. Since we know this will be extended and we
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* assume sigset_t won't be extended an extreme amount, we're
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* prioritizing this. */
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struct sigcontext uc_mcontext;
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};
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#endif /* _UAPI__ASM_UCONTEXT_H */
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