fd7b231ff9
This is an IA64 arch specific handling of Kprobes Signed-off-by: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com> Signed-off-by: Rusty Lynch <Rusty.lynch@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
#ifndef _ASM_KPROBES_H
|
|
#define _ASM_KPROBES_H
|
|
/*
|
|
* Kernel Probes (KProbes)
|
|
* include/asm-ia64/kprobes.h
|
|
*
|
|
* 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, 2002, 2004
|
|
* Copyright (C) Intel Corporation, 2005
|
|
*
|
|
* 2005-Apr Rusty Lynch <rusty.lynch@intel.com> and Anil S Keshavamurthy
|
|
* <anil.s.keshavamurthy@intel.com> adapted from i386
|
|
*/
|
|
#include <linux/types.h>
|
|
#include <linux/ptrace.h>
|
|
#include <asm/break.h>
|
|
|
|
#define BREAK_INST (long)(__IA64_BREAK_KPROBE << 6)
|
|
|
|
typedef struct _bundle {
|
|
struct {
|
|
unsigned long long template : 5;
|
|
unsigned long long slot0 : 41;
|
|
unsigned long long slot1_p0 : 64-46;
|
|
} quad0;
|
|
struct {
|
|
unsigned long long slot1_p1 : 41 - (64-46);
|
|
unsigned long long slot2 : 41;
|
|
} quad1;
|
|
} __attribute__((__aligned__(16))) bundle_t;
|
|
|
|
#define JPROBE_ENTRY(pentry) (kprobe_opcode_t *)pentry
|
|
|
|
typedef struct kprobe_opcode {
|
|
bundle_t bundle;
|
|
} kprobe_opcode_t;
|
|
|
|
struct fnptr {
|
|
unsigned long ip;
|
|
unsigned long gp;
|
|
};
|
|
|
|
/* Architecture specific copy of original instruction*/
|
|
struct arch_specific_insn {
|
|
/* copy of the original instruction */
|
|
kprobe_opcode_t insn;
|
|
};
|
|
|
|
#ifdef CONFIG_KPROBES
|
|
extern int kprobe_exceptions_notify(struct notifier_block *self,
|
|
unsigned long val, void *data);
|
|
#else /* !CONFIG_KPROBES */
|
|
static inline int kprobe_exceptions_notify(struct notifier_block *self,
|
|
unsigned long val, void *data)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
#endif /* _ASM_KPROBES_H */
|