LXR linux/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
  40