kernel/trace/fprobe.c

3  * fprobe - Simple ftrace probe wrapper for function entry.
5 #define pr_fmt(fmt) "fprobe: " fmt
8 #include <linux/fprobe.h>
29 	struct fprobe *fp;
33 	fp = container_of(ops, struct fprobe, ops);
63 	struct fprobe *fp;
66 	fp = container_of(ops, struct fprobe, ops);
87 	struct fprobe *fp;
90 	fp = container_of(ops, struct fprobe, ops);
107 	 * in Documentation/trace/fprobe.rst for more information.
125 	struct fprobe *fp = (struct fprobe *)data;
178 static void fprobe_init(struct fprobe *fp)
188 static int fprobe_init_rethook(struct fprobe *fp, int num)
215 static void fprobe_fail_cleanup(struct fprobe *fp)
226  * register_fprobe() - Register fprobe to ftrace by pattern.
227  * @fp: A fprobe data structure to be registered.
236 int register_fprobe(struct fprobe *fp, const char *filter, const char *notfilter)
283  * register_fprobe_ips() - Register fprobe to ftrace by address.
284  * @fp: A fprobe data structure to be registered.
295 int register_fprobe_ips(struct fprobe *fp, unsigned long *addrs, int num)
319  * register_fprobe_syms() - Register fprobe to ftrace by symbols.
320  * @fp: A fprobe data structure to be registered.
329 int register_fprobe_syms(struct fprobe *fp, const char **syms, int num)
349 bool fprobe_is_registered(struct fprobe *fp)
358  * unregister_fprobe() - Unregister fprobe from ftrace
359  * @fp: A fprobe data structure to be unregistered.
361  * Unregister fprobe (and remove ftrace hooks from the function entries).
365 int unregister_fprobe(struct fprobe *fp)