arch/arm64/include/asm/ptdump.h

   1 /*
   2  * Copyright (C) 2014 ARM Ltd.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  */
  16 #ifndef __ASM_PTDUMP_H
  17 #define __ASM_PTDUMP_H
  18
  19 #ifdef CONFIG_ARM64_PTDUMP
  20
  21 #include <linux/mm_types.h>
  22
  23 struct addr_marker {
  24         unsigned long start_address;
  25         char *name;
  26 };
  27
  28 struct ptdump_info {
  29         struct mm_struct                *mm;
  30         const struct addr_marker        *markers;
  31         unsigned long                   base_addr;
  32         unsigned long                   max_addr;
  33 };
  34
  35 int ptdump_register(struct ptdump_info *info, const char *name);
  36
  37 #else
  38 static inline int ptdump_register(struct ptdump_info *info, const char *name)
  39 {
  40         return 0;
  41 }
  42 #endif /* CONFIG_ARM64_PTDUMP */
  43
  44 #endif /* __ASM_PTDUMP_H */