arch/arc/include/asm/segment.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
   4  */
   5
   6 #ifndef __ASMARC_SEGMENT_H
   7 #define __ASMARC_SEGMENT_H
   8
   9 #ifndef __ASSEMBLY__
  10
  11 typedef unsigned long mm_segment_t;
  12
  13 #define MAKE_MM_SEG(s)  ((mm_segment_t) { (s) })
  14
  15 #define KERNEL_DS               MAKE_MM_SEG(0)
  16 #define USER_DS                 MAKE_MM_SEG(TASK_SIZE)
  17 #define uaccess_kernel()        (get_fs() == KERNEL_DS)
  18
  19 #endif /* __ASSEMBLY__ */
  20 #endif /* __ASMARC_SEGMENT_H */