sys32.h 1.5 KB

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  1. /*
  2. * Copyright (C) 2002 Richard Hirst <rhirst at parisc-linux.org>
  3. * Copyright (C) 2003 James Bottomley <jejb at parisc-linux.org>
  4. * Copyright (C) 2003 Randolph Chung <tausq with parisc-linux.org>
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or
  9. * (at your option) any later version.
  10. *
  11. * This program is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14. * GNU General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License
  17. * along with this program; if not, write to the Free Software
  18. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19. */
  20. #ifndef _PARISC64_KERNEL_SYS32_H
  21. #define _PARISC64_KERNEL_SYS32_H
  22. #include <linux/compat.h>
  23. /* Call a kernel syscall which will use kernel space instead of user
  24. * space for its copy_to/from_user.
  25. */
  26. #define KERNEL_SYSCALL(ret, syscall, args...) \
  27. { \
  28. mm_segment_t old_fs = get_fs(); \
  29. set_fs(KERNEL_DS); \
  30. ret = syscall(args); \
  31. set_fs (old_fs); \
  32. }
  33. #ifdef CONFIG_COMPAT
  34. typedef __u32 __sighandler_t32;
  35. struct sigaction32 {
  36. __sighandler_t32 sa_handler;
  37. unsigned int sa_flags;
  38. compat_sigset_t sa_mask; /* mask last for extensibility */
  39. };
  40. #endif
  41. #endif