kprobes: Remove jprobe stub API (4de58696) · Commits · 戴 / test

include/linux/kprobes.h

+0 −50

Original line number	Diff line number	Diff line
		@@ -63,7 +63,6 @@ struct pt_regs;
		struct kretprobe;
		struct kretprobe_instance;
		typedef int (kprobe_pre_handler_t) (struct kprobe , struct pt_regs *);
		typedef int (kprobe_break_handler_t) (struct kprobe , struct pt_regs *);
		typedef void (kprobe_post_handler_t) (struct kprobe , struct pt_regs *,
		unsigned long flags);
		typedef int (kprobe_fault_handler_t) (struct kprobe , struct pt_regs *,
		@@ -101,12 +100,6 @@ struct kprobe {
		*/
		kprobe_fault_handler_t fault_handler;

		/*
		* ... called if breakpoint trap occurs in probe handler.
		* Return 1 if it handled break, otherwise kernel will see it.
		*/
		kprobe_break_handler_t break_handler;

		/* Saved opcode (which has been replaced with breakpoint) */
		kprobe_opcode_t opcode;

		@@ -154,24 +147,6 @@ static inline int kprobe_ftrace(struct kprobe *p)
		return p->flags & KPROBE_FLAG_FTRACE;
		}

		/*
		* Special probe type that uses setjmp-longjmp type tricks to resume
		* execution at a specified entry with a matching prototype corresponding
		* to the probed function - a trick to enable arguments to become
		* accessible seamlessly by probe handling logic.
		* Note:
		* Because of the way compilers allocate stack space for local variables
		* etc upfront, regardless of sub-scopes within a function, this mirroring
		* principle currently works only for probes placed on function entry points.
		*/
		struct jprobe {
		struct kprobe kp;
		void entry; / probe handling code to jump to */
		};

		/* For backward compatibility with old code using JPROBE_ENTRY() */
		#define JPROBE_ENTRY(handler) (handler)

		/*
		* Function-return probe -
		* Note:
		@@ -436,9 +411,6 @@ static inline void unregister_kprobe(struct kprobe *p)
		static inline void unregister_kprobes(struct kprobe **kps, int num)
		{
		}
		static inline void jprobe_return(void)
		{
		}
		static inline int register_kretprobe(struct kretprobe *rp)
		{
		return -ENOSYS;
		@@ -465,20 +437,6 @@ static inline int enable_kprobe(struct kprobe *kp)
		return -ENOSYS;
		}
		#endif /* CONFIG_KPROBES */
		static inline int register_jprobe(struct jprobe *p)
		{
		return -ENOSYS;
		}
		static inline int register_jprobes(struct jprobe **jps, int num)
		{
		return -ENOSYS;
		}
		static inline void unregister_jprobe(struct jprobe *p)
		{
		}
		static inline void unregister_jprobes(struct jprobe **jps, int num)
		{
		}
		static inline int disable_kretprobe(struct kretprobe *rp)
		{
		return disable_kprobe(&rp->kp);
		@@ -487,14 +445,6 @@ static inline int enable_kretprobe(struct kretprobe *rp)
		{
		return enable_kprobe(&rp->kp);
		}
		static inline int disable_jprobe(struct jprobe *jp)
		{
		return -ENOSYS;
		}
		static inline int enable_jprobe(struct jprobe *jp)
		{
		return -ENOSYS;
		}

		#ifndef CONFIG_KPROBES
		static inline bool is_kprobe_insn_slot(unsigned long addr)

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