arch/s390/include/asm/uprobes.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  *    User-space Probes (UProbes) for s390
   4  *
   5  *    Copyright IBM Corp. 2014
   6  *    Author(s): Jan Willeke,
   7  */
   8
   9 #ifndef _ASM_UPROBES_H
  10 #define _ASM_UPROBES_H
  11
  12 #include <linux/notifier.h>
  13
  14 typedef u16 uprobe_opcode_t;
  15
  16 #define UPROBE_XOL_SLOT_BYTES   256 /* cache aligned */
  17
  18 #define UPROBE_SWBP_INSN        0x0002
  19 #define UPROBE_SWBP_INSN_SIZE   2
  20
  21 struct arch_uprobe {
  22         union{
  23                 uprobe_opcode_t insn[3];
  24                 uprobe_opcode_t ixol[3];
  25         };
  26         unsigned int saved_per : 1;
  27         unsigned int saved_int_code;
  28 };
  29
  30 struct arch_uprobe_task {
  31 };
  32
  33 #endif  /* _ASM_UPROBES_H */