arch/sh/kernel/vsyscall/vsyscall-note.S

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
   4  * Here we can supply some information useful to userland.
   5  */
   6
   7 #include <linux/uts.h>
   8 #include <linux/version.h>
   9
  10 #define ASM_ELF_NOTE_BEGIN(name, flags, vendor, type)                         \
  11         .section name, flags;                                                 \
  12         .balign 4;                                                            \
  13         .long 1f - 0f;          /* name length */                             \
  14         .long 3f - 2f;          /* data length */                             \
  15         .long type;             /* note type */                               \
  16 0:      .asciz vendor;          /* vendor name */                             \
  17 1:      .balign 4;                                                            \
  18 2:
  19
  20 #define ASM_ELF_NOTE_END                                                      \
  21 3:      .balign 4;              /* pad out section */                         \
  22         .previous
  23
  24         ASM_ELF_NOTE_BEGIN(".note.kernel-version", "a", UTS_SYSNAME, 0)
  25         .long LINUX_VERSION_CODE
  26         ASM_ELF_NOTE_END