| #ifndef _ASM_UPROBES_H |
| #define _ASM_UPROBES_H |
| /* |
| * User-space Probes (UProbes) for x86 |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| * |
| * Copyright (C) IBM Corporation, 2008-2011 |
| * Authors: |
| * Srikar Dronamraju |
| * Jim Keniston |
| */ |
| |
| typedef u8 uprobe_opcode_t; |
| |
| #define MAX_UINSN_BYTES 16 |
| #define UPROBE_XOL_SLOT_BYTES 128 /* to keep it cache aligned */ |
| |
| #define UPROBE_BKPT_INSN 0xcc |
| #define UPROBE_BKPT_INSN_SIZE 1 |
| |
| struct arch_uprobe { |
| u16 fixups; |
| u8 insn[MAX_UINSN_BYTES]; |
| #ifdef CONFIG_X86_64 |
| unsigned long rip_rela_target_address; |
| #endif |
| }; |
| |
| extern int arch_uprobes_analyze_insn(struct mm_struct *mm, struct arch_uprobe *arch_uprobe); |
| #endif /* _ASM_UPROBES_H */ |