kmodsrc/offsets.c

   1 #include <linux/kernel.h>
   2 #include <linux/version.h>
   3
   4 #ifdef CONFIG_PARAVIRT
   5 #include <asm/paravirt.h>
   6 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,22)
   7 /* 98de032b681d8a7532d44dfc66aa5c0c1c755a9d was after 2.6.21 */
   8 #define paravirt_patch_site paravirt_patch
   9 #endif /* LINUX_VERSION_CODE */
  10 #endif /* CONFIG_PARAVIRT */
  11
  12 #include <asm/uaccess.h>
  13 #include "offsets.h"
  14
  15 const struct table_section table_sections[]
  16     __attribute__((section(".ksplice_table_sections"))) = {
  17 #ifdef CONFIG_X86
  18         {
  19                 .sect = ".altinstructions",
  20                 .entry_size = sizeof(struct alt_instr),
  21                 .entry_align = __alignof__(struct alt_instr),
  22                 .addr_offset = offsetof(struct alt_instr, instr),
  23                 .other_sect = ".altinstr_replacement",
  24                 .other_offset = offsetof(struct alt_instr, replacement),
  25         },
  26 #endif /* CONFIG_X86 */
  27         {
  28                 .sect = "__ex_table",
  29                 .entry_size = sizeof(struct exception_table_entry),
  30                 .entry_align = __alignof__(struct exception_table_entry),
  31                 .addr_offset = offsetof(struct exception_table_entry, insn),
  32                 .other_sect = ".fixup",
  33                 .other_offset = offsetof(struct exception_table_entry, fixup),
  34         },
  35 #ifdef CONFIG_PARAVIRT
  36         {
  37                 .sect = ".parainstructions",
  38                 .entry_size = sizeof(struct paravirt_patch_site),
  39                 .entry_align = __alignof__(struct paravirt_patch_site),
  40                 .addr_offset = offsetof(struct paravirt_patch_site, instr),
  41         },
  42 #endif /* CONFIG_PARAVIRT */
  43         {
  44                 .sect = ".smp_locks",
  45                 .entry_size = sizeof(u8 *),
  46                 .entry_align = __alignof__(u8 *),
  47                 .addr_offset = 0,
  48         },
  49 };