avr32: add kprobe_ctlblk memory struct (dbc0d691) · Commits · 戴 / test

arch/avr32/include/asm/kprobes.h

+14 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@
		typedef u16 kprobe_opcode_t;
		#define BREAKPOINT_INSTRUCTION 0xd673 /* breakpoint */
		#define MAX_INSN_SIZE 2
		#define MAX_STACK_SIZE 64 /* 32 would probably be OK */

		#define kretprobe_blacklist_size 0

		@@ -26,6 +27,19 @@ struct arch_specific_insn {
		kprobe_opcode_t insn[MAX_INSN_SIZE];
		};

		struct prev_kprobe {
		struct kprobe *kp;
		unsigned int status;
		};

		/* per-cpu kprobe control block */
		struct kprobe_ctlblk {
		unsigned int kprobe_status;
		struct prev_kprobe prev_kprobe;
		struct pt_regs jprobe_saved_regs;
		char jprobes_stack[MAX_STACK_SIZE];
		};

		extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
		extern int kprobe_exceptions_notify(struct notifier_block *self,
		unsigned long val, void *data);