mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-23 20:53:53 +08:00
9e367d8592
AFAICT now that jprobe.entry is a void *, JPROBE_ENTRY doesn't do anything useful - so remove it .. I've left a do-nothing version so that out-of-tree jprobes code will still compile without modifications. Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Cc: Prasanna S Panchamukhi <prasanna@in.ibm.com> Acked-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com> Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
#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 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 */
|