arch/ia64/include/asm/exception.h

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License version 2 as
   4  * published by the Free Software Foundation.
   5  *
   6  * This program is distributed in the hope that it will be useful,
   7  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   8  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9  * GNU General Public License for more details.
  10  *
  11  * You should have received a copy of the GNU General Public License
  12  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  13  */
  14 #ifndef __ASM_EXCEPTION_H
  15 #define __ASM_EXCEPTION_H
  16
  17 struct pt_regs;
  18 struct exception_table_entry;
  19
  20 extern void ia64_handle_exception(struct pt_regs *regs,
  21                                   const struct exception_table_entry *e);
  22
  23 #define ia64_done_with_exception(regs)                                    \
  24 ({                                                                        \
  25         int __ex_ret = 0;                                                 \
  26         const struct exception_table_entry *e;                            \
  27         e = search_exception_tables((regs)->cr_iip + ia64_psr(regs)->ri); \
  28         if (e) {                                                          \
  29                 ia64_handle_exception(regs, e);                           \
  30                 __ex_ret = 1;                                             \
  31         }                                                                 \
  32         __ex_ret;                                                         \
  33 })
  34
  35 #endif  /* __ASM_EXCEPTION_H */