arch/s390/include/asm/linkage.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __ASM_LINKAGE_H
   3 #define __ASM_LINKAGE_H
   4
   5 #include <linux/stringify.h>
   6
   7 #define __ALIGN .align 4, 0x07
   8 #define __ALIGN_STR __stringify(__ALIGN)
   9
  10 #ifndef __ASSEMBLY__
  11
  12 /*
  13  * Helper macro for exception table entries
  14  */
  15 #define EX_TABLE(_fault, _target)       \
  16         ".section __ex_table,\"a\"\n"   \
  17         ".align 4\n"                    \
  18         ".long  (" #_fault ") - .\n"    \
  19         ".long  (" #_target ") - .\n"   \
  20         ".previous\n"
  21
  22 #else /* __ASSEMBLY__ */
  23
  24 #define EX_TABLE(_fault, _target)       \
  25         .section __ex_table,"a" ;       \
  26         .align  4 ;                     \
  27         .long   (_fault) - . ;          \
  28         .long   (_target) - . ;         \
  29         .previous
  30
  31 #define EX_TABLE_DMA(_fault, _target)   \
  32         .section .dma.ex_table, "a" ;   \
  33         .align  4 ;                     \
  34         .long   (_fault) - . ;          \
  35         .long   (_target) - . ;         \
  36         .previous
  37
  38 #endif /* __ASSEMBLY__ */
  39 #endif