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awilliam
GitHub Repository: awilliam/linux-vfio
Path: blob/master/arch/parisc/kernel/sys32.h
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/*
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* Copyright (C) 2002 Richard Hirst <rhirst at parisc-linux.org>
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* Copyright (C) 2003 James Bottomley <jejb at parisc-linux.org>
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* Copyright (C) 2003 Randolph Chung <tausq with parisc-linux.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _PARISC64_KERNEL_SYS32_H
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#define _PARISC64_KERNEL_SYS32_H
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#include <linux/compat.h>
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/* Call a kernel syscall which will use kernel space instead of user
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* space for its copy_to/from_user.
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*/
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#define KERNEL_SYSCALL(ret, syscall, args...) \
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{ \
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mm_segment_t old_fs = get_fs(); \
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set_fs(KERNEL_DS); \
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ret = syscall(args); \
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set_fs (old_fs); \
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}
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#ifdef CONFIG_COMPAT
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typedef __u32 __sighandler_t32;
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struct sigaction32 {
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__sighandler_t32 sa_handler;
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unsigned int sa_flags;
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compat_sigset_t sa_mask; /* mask last for extensibility */
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};
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#endif
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#endif
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