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#ifndef _SPARC64_KPROBES_H
#define _SPARC64_KPROBES_H
#include <linux/types.h>
#include <linux/percpu.h>
typedef u32 kprobe_opcode_t;
#define BREAKPOINT_INSTRUCTION 0x91d02070 /* ta 0x70 */
#define BREAKPOINT_INSTRUCTION_2 0x91d02071 /* ta 0x71 */
#define MAX_INSN_SIZE 2
#define JPROBE_ENTRY(pentry) (kprobe_opcode_t *)pentry
#define arch_remove_kprobe(p) do {} while (0)
#define ARCH_INACTIVE_KPROBE_COUNT 0
#define flush_insn_slot(p) \
do { flushi(&(p)->ainsn.insn[0]); \
flushi(&(p)->ainsn.insn[1]); \
} while (0)
/* Architecture specific copy of original instruction*/
struct arch_specific_insn {
/* copy of the original instruction */
kprobe_opcode_t insn[MAX_INSN_SIZE];
};
struct prev_kprobe {
struct kprobe *kp;
unsigned long status;
unsigned long orig_tnpc;
unsigned long orig_tstate_pil;
};
/* per-cpu kprobe control block */
struct kprobe_ctlblk {
unsigned long kprobe_status;
unsigned long kprobe_orig_tnpc;
unsigned long kprobe_orig_tstate_pil;
struct pt_regs jprobe_saved_regs;
struct prev_kprobe prev_kprobe;
};
extern int kprobe_exceptions_notify(struct notifier_block *self,
unsigned long val, void *data);
extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
#endif /* _SPARC64_KPROBES_H */
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