[tip:perf/kprobes] kprobes, ftrace: Use NOKPROBE_SYMBOL macro in ftrace

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Commit-ID:  3da0f18007e5b87b573cf6ae8c445d59e757d274
Gitweb:     http://git.kernel.org/tip/3da0f18007e5b87b573cf6ae8c445d59e757d274
Author:     Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>
AuthorDate: Thu, 17 Apr 2014 17:18:28 +0900
Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Thu, 24 Apr 2014 10:26:39 +0200

kprobes, ftrace: Use NOKPROBE_SYMBOL macro in ftrace

Use NOKPROBE_SYMBOL macro to protect functions from
kprobes instead of __kprobes annotation in ftrace.
This applies nokprobe_inline annotation for some cases,
because NOKPROBE_SYMBOL() will inhibit inlining by
referring the symbol address.

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20140417081828.26341.55152.stgit@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 kernel/trace/trace_event_perf.c |  5 ++--
 kernel/trace/trace_kprobe.c     | 66 ++++++++++++++++++++++++-----------------
 kernel/trace/trace_probe.c      | 61 ++++++++++++++++++++-----------------
 kernel/trace/trace_probe.h      | 15 +++++-----
 4 files changed, 82 insertions(+), 65 deletions(-)

diff --git a/kernel/trace/trace_event_perf.c b/kernel/trace/trace_event_perf.c
index c894614..5d12bb4 100644
--- a/kernel/trace/trace_event_perf.c
+++ b/kernel/trace/trace_event_perf.c
@@ -248,8 +248,8 @@ void perf_trace_del(struct perf_event *p_event, int flags)
 	tp_event->class->reg(tp_event, TRACE_REG_PERF_DEL, p_event);
 }
 
-__kprobes void *perf_trace_buf_prepare(int size, unsigned short type,
-				       struct pt_regs *regs, int *rctxp)
+void *perf_trace_buf_prepare(int size, unsigned short type,
+			     struct pt_regs *regs, int *rctxp)
 {
 	struct trace_entry *entry;
 	unsigned long flags;
@@ -281,6 +281,7 @@ __kprobes void *perf_trace_buf_prepare(int size, unsigned short type,
 	return raw_data;
 }
 EXPORT_SYMBOL_GPL(perf_trace_buf_prepare);
+NOKPROBE_SYMBOL(perf_trace_buf_prepare);
 
 #ifdef CONFIG_FUNCTION_TRACER
 static void
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index aa5f0bf..242e4ec 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -40,27 +40,27 @@ struct trace_kprobe {
 	(sizeof(struct probe_arg) * (n)))
 
 
-static __kprobes bool trace_kprobe_is_return(struct trace_kprobe *tk)
+static nokprobe_inline bool trace_kprobe_is_return(struct trace_kprobe *tk)
 {
 	return tk->rp.handler != NULL;
 }
 
-static __kprobes const char *trace_kprobe_symbol(struct trace_kprobe *tk)
+static nokprobe_inline const char *trace_kprobe_symbol(struct trace_kprobe *tk)
 {
 	return tk->symbol ? tk->symbol : "unknown";
 }
 
-static __kprobes unsigned long trace_kprobe_offset(struct trace_kprobe *tk)
+static nokprobe_inline unsigned long trace_kprobe_offset(struct trace_kprobe *tk)
 {
 	return tk->rp.kp.offset;
 }
 
-static __kprobes bool trace_kprobe_has_gone(struct trace_kprobe *tk)
+static nokprobe_inline bool trace_kprobe_has_gone(struct trace_kprobe *tk)
 {
 	return !!(kprobe_gone(&tk->rp.kp));
 }
 
-static __kprobes bool trace_kprobe_within_module(struct trace_kprobe *tk,
+static nokprobe_inline bool trace_kprobe_within_module(struct trace_kprobe *tk,
 						 struct module *mod)
 {
 	int len = strlen(mod->name);
@@ -68,7 +68,7 @@ static __kprobes bool trace_kprobe_within_module(struct trace_kprobe *tk,
 	return strncmp(mod->name, name, len) == 0 && name[len] == ':';
 }
 
-static __kprobes bool trace_kprobe_is_on_module(struct trace_kprobe *tk)
+static nokprobe_inline bool trace_kprobe_is_on_module(struct trace_kprobe *tk)
 {
 	return !!strchr(trace_kprobe_symbol(tk), ':');
 }
@@ -132,19 +132,21 @@ struct symbol_cache *alloc_symbol_cache(const char *sym, long offset)
  * Kprobes-specific fetch functions
  */
 #define DEFINE_FETCH_stack(type)					\
-static __kprobes void FETCH_FUNC_NAME(stack, type)(struct pt_regs *regs,\
+static void FETCH_FUNC_NAME(stack, type)(struct pt_regs *regs,		\
 					  void *offset, void *dest)	\
 {									\
 	*(type *)dest = (type)regs_get_kernel_stack_nth(regs,		\
 				(unsigned int)((unsigned long)offset));	\
-}
+}									\
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(stack, type));
+
 DEFINE_BASIC_FETCH_FUNCS(stack)
 /* No string on the stack entry */
 #define fetch_stack_string	NULL
 #define fetch_stack_string_size	NULL
 
 #define DEFINE_FETCH_memory(type)					\
-static __kprobes void FETCH_FUNC_NAME(memory, type)(struct pt_regs *regs,\
+static void FETCH_FUNC_NAME(memory, type)(struct pt_regs *regs,		\
 					  void *addr, void *dest)	\
 {									\
 	type retval;							\
@@ -152,14 +154,16 @@ static __kprobes void FETCH_FUNC_NAME(memory, type)(struct pt_regs *regs,\
 		*(type *)dest = 0;					\
 	else								\
 		*(type *)dest = retval;					\
-}
+}									\
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(memory, type));
+
 DEFINE_BASIC_FETCH_FUNCS(memory)
 /*
  * Fetch a null-terminated string. Caller MUST set *(u32 *)dest with max
  * length and relative data location.
  */
-static __kprobes void FETCH_FUNC_NAME(memory, string)(struct pt_regs *regs,
-						      void *addr, void *dest)
+static void FETCH_FUNC_NAME(memory, string)(struct pt_regs *regs,
+					    void *addr, void *dest)
 {
 	long ret;
 	int maxlen = get_rloc_len(*(u32 *)dest);
@@ -193,10 +197,11 @@ static __kprobes void FETCH_FUNC_NAME(memory, string)(struct pt_regs *regs,
 					      get_rloc_offs(*(u32 *)dest));
 	}
 }
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(memory, string));
 
 /* Return the length of string -- including null terminal byte */
-static __kprobes void FETCH_FUNC_NAME(memory, string_size)(struct pt_regs *regs,
-							void *addr, void *dest)
+static void FETCH_FUNC_NAME(memory, string_size)(struct pt_regs *regs,
+						 void *addr, void *dest)
 {
 	mm_segment_t old_fs;
 	int ret, len = 0;
@@ -219,17 +224,19 @@ static __kprobes void FETCH_FUNC_NAME(memory, string_size)(struct pt_regs *regs,
 	else
 		*(u32 *)dest = len;
 }
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(memory, string_size));
 
 #define DEFINE_FETCH_symbol(type)					\
-__kprobes void FETCH_FUNC_NAME(symbol, type)(struct pt_regs *regs,	\
-					  void *data, void *dest)	\
+void FETCH_FUNC_NAME(symbol, type)(struct pt_regs *regs, void *data, void *dest)\
 {									\
 	struct symbol_cache *sc = data;					\
 	if (sc->addr)							\
 		fetch_memory_##type(regs, (void *)sc->addr, dest);	\
 	else								\
 		*(type *)dest = 0;					\
-}
+}									\
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(symbol, type));
+
 DEFINE_BASIC_FETCH_FUNCS(symbol)
 DEFINE_FETCH_symbol(string)
 DEFINE_FETCH_symbol(string_size)
@@ -907,7 +914,7 @@ static const struct file_operations kprobe_profile_ops = {
 };
 
 /* Kprobe handler */
-static __kprobes void
+static nokprobe_inline void
 __kprobe_trace_func(struct trace_kprobe *tk, struct pt_regs *regs,
 		    struct ftrace_event_file *ftrace_file)
 {
@@ -943,7 +950,7 @@ __kprobe_trace_func(struct trace_kprobe *tk, struct pt_regs *regs,
 					 entry, irq_flags, pc, regs);
 }
 
-static __kprobes void
+static void
 kprobe_trace_func(struct trace_kprobe *tk, struct pt_regs *regs)
 {
 	struct event_file_link *link;
@@ -951,9 +958,10 @@ kprobe_trace_func(struct trace_kprobe *tk, struct pt_regs *regs)
 	list_for_each_entry_rcu(link, &tk->tp.files, list)
 		__kprobe_trace_func(tk, regs, link->file);
 }
+NOKPROBE_SYMBOL(kprobe_trace_func);
 
 /* Kretprobe handler */
-static __kprobes void
+static nokprobe_inline void
 __kretprobe_trace_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,
 		       struct pt_regs *regs,
 		       struct ftrace_event_file *ftrace_file)
@@ -991,7 +999,7 @@ __kretprobe_trace_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,
 					 entry, irq_flags, pc, regs);
 }
 
-static __kprobes void
+static void
 kretprobe_trace_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,
 		     struct pt_regs *regs)
 {
@@ -1000,6 +1008,7 @@ kretprobe_trace_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,
 	list_for_each_entry_rcu(link, &tk->tp.files, list)
 		__kretprobe_trace_func(tk, ri, regs, link->file);
 }
+NOKPROBE_SYMBOL(kretprobe_trace_func);
 
 /* Event entry printers */
 static enum print_line_t
@@ -1131,7 +1140,7 @@ static int kretprobe_event_define_fields(struct ftrace_event_call *event_call)
 #ifdef CONFIG_PERF_EVENTS
 
 /* Kprobe profile handler */
-static __kprobes void
+static void
 kprobe_perf_func(struct trace_kprobe *tk, struct pt_regs *regs)
 {
 	struct ftrace_event_call *call = &tk->tp.call;
@@ -1158,9 +1167,10 @@ kprobe_perf_func(struct trace_kprobe *tk, struct pt_regs *regs)
 	store_trace_args(sizeof(*entry), &tk->tp, regs, (u8 *)&entry[1], dsize);
 	perf_trace_buf_submit(entry, size, rctx, 0, 1, regs, head, NULL);
 }
+NOKPROBE_SYMBOL(kprobe_perf_func);
 
 /* Kretprobe profile handler */
-static __kprobes void
+static void
 kretprobe_perf_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,
 		    struct pt_regs *regs)
 {
@@ -1188,6 +1198,7 @@ kretprobe_perf_func(struct trace_kprobe *tk, struct kretprobe_instance *ri,
 	store_trace_args(sizeof(*entry), &tk->tp, regs, (u8 *)&entry[1], dsize);
 	perf_trace_buf_submit(entry, size, rctx, 0, 1, regs, head, NULL);
 }
+NOKPROBE_SYMBOL(kretprobe_perf_func);
 #endif	/* CONFIG_PERF_EVENTS */
 
 /*
@@ -1223,8 +1234,7 @@ static int kprobe_register(struct ftrace_event_call *event,
 	return 0;
 }
 
-static __kprobes
-int kprobe_dispatcher(struct kprobe *kp, struct pt_regs *regs)
+static int kprobe_dispatcher(struct kprobe *kp, struct pt_regs *regs)
 {
 	struct trace_kprobe *tk = container_of(kp, struct trace_kprobe, rp.kp);
 
@@ -1238,9 +1248,10 @@ int kprobe_dispatcher(struct kprobe *kp, struct pt_regs *regs)
 #endif
 	return 0;	/* We don't tweek kernel, so just return 0 */
 }
+NOKPROBE_SYMBOL(kprobe_dispatcher);
 
-static __kprobes
-int kretprobe_dispatcher(struct kretprobe_instance *ri, struct pt_regs *regs)
+static int
+kretprobe_dispatcher(struct kretprobe_instance *ri, struct pt_regs *regs)
 {
 	struct trace_kprobe *tk = container_of(ri->rp, struct trace_kprobe, rp);
 
@@ -1254,6 +1265,7 @@ int kretprobe_dispatcher(struct kretprobe_instance *ri, struct pt_regs *regs)
 #endif
 	return 0;	/* We don't tweek kernel, so just return 0 */
 }
+NOKPROBE_SYMBOL(kretprobe_dispatcher);
 
 static struct trace_event_functions kretprobe_funcs = {
 	.trace		= print_kretprobe_event
diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c
index d3a91e4..d4b9fc2 100644
--- a/kernel/trace/trace_probe.c
+++ b/kernel/trace/trace_probe.c
@@ -37,13 +37,13 @@ const char *reserved_field_names[] = {
 
 /* Printing  in basic type function template */
 #define DEFINE_BASIC_PRINT_TYPE_FUNC(type, fmt)				\
-__kprobes int PRINT_TYPE_FUNC_NAME(type)(struct trace_seq *s,	\
-						const char *name,	\
-						void *data, void *ent)	\
+int PRINT_TYPE_FUNC_NAME(type)(struct trace_seq *s, const char *name,	\
+				void *data, void *ent)			\
 {									\
 	return trace_seq_printf(s, " %s=" fmt, name, *(type *)data);	\
 }									\
-const char PRINT_TYPE_FMT_NAME(type)[] = fmt;
+const char PRINT_TYPE_FMT_NAME(type)[] = fmt;				\
+NOKPROBE_SYMBOL(PRINT_TYPE_FUNC_NAME(type));
 
 DEFINE_BASIC_PRINT_TYPE_FUNC(u8 , "0x%x")
 DEFINE_BASIC_PRINT_TYPE_FUNC(u16, "0x%x")
@@ -55,9 +55,8 @@ DEFINE_BASIC_PRINT_TYPE_FUNC(s32, "%d")
 DEFINE_BASIC_PRINT_TYPE_FUNC(s64, "%Ld")
 
 /* Print type function for string type */
-__kprobes int PRINT_TYPE_FUNC_NAME(string)(struct trace_seq *s,
-						  const char *name,
-						  void *data, void *ent)
+int PRINT_TYPE_FUNC_NAME(string)(struct trace_seq *s, const char *name,
+				 void *data, void *ent)
 {
 	int len = *(u32 *)data >> 16;
 
@@ -67,6 +66,7 @@ __kprobes int PRINT_TYPE_FUNC_NAME(string)(struct trace_seq *s,
 		return trace_seq_printf(s, " %s=\"%s\"", name,
 					(const char *)get_loc_data(data, ent));
 }
+NOKPROBE_SYMBOL(PRINT_TYPE_FUNC_NAME(string));
 
 const char PRINT_TYPE_FMT_NAME(string)[] = "\\\"%s\\\"";
 
@@ -81,23 +81,24 @@ const char PRINT_TYPE_FMT_NAME(string)[] = "\\\"%s\\\"";
 
 /* Data fetch function templates */
 #define DEFINE_FETCH_reg(type)						\
-__kprobes void FETCH_FUNC_NAME(reg, type)(struct pt_regs *regs,		\
-					void *offset, void *dest)	\
+void FETCH_FUNC_NAME(reg, type)(struct pt_regs *regs, void *offset, void *dest)	\
 {									\
 	*(type *)dest = (type)regs_get_register(regs,			\
 				(unsigned int)((unsigned long)offset));	\
-}
+}									\
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(reg, type));
 DEFINE_BASIC_FETCH_FUNCS(reg)
 /* No string on the register */
 #define fetch_reg_string	NULL
 #define fetch_reg_string_size	NULL
 
 #define DEFINE_FETCH_retval(type)					\
-__kprobes void FETCH_FUNC_NAME(retval, type)(struct pt_regs *regs,	\
-					  void *dummy, void *dest)	\
+void FETCH_FUNC_NAME(retval, type)(struct pt_regs *regs,		\
+				   void *dummy, void *dest)		\
 {									\
 	*(type *)dest = (type)regs_return_value(regs);			\
-}
+}									\
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(retval, type));
 DEFINE_BASIC_FETCH_FUNCS(retval)
 /* No string on the retval */
 #define fetch_retval_string		NULL
@@ -112,8 +113,8 @@ struct deref_fetch_param {
 };
 
 #define DEFINE_FETCH_deref(type)					\
-__kprobes void FETCH_FUNC_NAME(deref, type)(struct pt_regs *regs,	\
-					    void *data, void *dest)	\
+void FETCH_FUNC_NAME(deref, type)(struct pt_regs *regs,			\
+				  void *data, void *dest)		\
 {									\
 	struct deref_fetch_param *dprm = data;				\
 	unsigned long addr;						\
@@ -123,12 +124,13 @@ __kprobes void FETCH_FUNC_NAME(deref, type)(struct pt_regs *regs,	\
 		dprm->fetch(regs, (void *)addr, dest);			\
 	} else								\
 		*(type *)dest = 0;					\
-}
+}									\
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(deref, type));
 DEFINE_BASIC_FETCH_FUNCS(deref)
 DEFINE_FETCH_deref(string)
 
-__kprobes void FETCH_FUNC_NAME(deref, string_size)(struct pt_regs *regs,
-						   void *data, void *dest)
+void FETCH_FUNC_NAME(deref, string_size)(struct pt_regs *regs,
+					 void *data, void *dest)
 {
 	struct deref_fetch_param *dprm = data;
 	unsigned long addr;
@@ -140,16 +142,18 @@ __kprobes void FETCH_FUNC_NAME(deref, string_size)(struct pt_regs *regs,
 	} else
 		*(string_size *)dest = 0;
 }
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(deref, string_size));
 
-static __kprobes void update_deref_fetch_param(struct deref_fetch_param *data)
+static void update_deref_fetch_param(struct deref_fetch_param *data)
 {
 	if (CHECK_FETCH_FUNCS(deref, data->orig.fn))
 		update_deref_fetch_param(data->orig.data);
 	else if (CHECK_FETCH_FUNCS(symbol, data->orig.fn))
 		update_symbol_cache(data->orig.data);
 }
+NOKPROBE_SYMBOL(update_deref_fetch_param);
 
-static __kprobes void free_deref_fetch_param(struct deref_fetch_param *data)
+static void free_deref_fetch_param(struct deref_fetch_param *data)
 {
 	if (CHECK_FETCH_FUNCS(deref, data->orig.fn))
 		free_deref_fetch_param(data->orig.data);
@@ -157,6 +161,7 @@ static __kprobes void free_deref_fetch_param(struct deref_fetch_param *data)
 		free_symbol_cache(data->orig.data);
 	kfree(data);
 }
+NOKPROBE_SYMBOL(free_deref_fetch_param);
 
 /* Bitfield fetch function */
 struct bitfield_fetch_param {
@@ -166,8 +171,8 @@ struct bitfield_fetch_param {
 };
 
 #define DEFINE_FETCH_bitfield(type)					\
-__kprobes void FETCH_FUNC_NAME(bitfield, type)(struct pt_regs *regs,	\
-					    void *data, void *dest)	\
+void FETCH_FUNC_NAME(bitfield, type)(struct pt_regs *regs,		\
+				     void *data, void *dest)		\
 {									\
 	struct bitfield_fetch_param *bprm = data;			\
 	type buf = 0;							\
@@ -177,8 +182,8 @@ __kprobes void FETCH_FUNC_NAME(bitfield, type)(struct pt_regs *regs,	\
 		buf >>= bprm->low_shift;				\
 	}								\
 	*(type *)dest = buf;						\
-}
-
+}									\
+NOKPROBE_SYMBOL(FETCH_FUNC_NAME(bitfield, type));
 DEFINE_BASIC_FETCH_FUNCS(bitfield)
 #define fetch_bitfield_string		NULL
 #define fetch_bitfield_string_size	NULL
@@ -255,17 +260,17 @@ fail:
 }
 
 /* Special function : only accept unsigned long */
-static __kprobes void fetch_kernel_stack_address(struct pt_regs *regs,
-						 void *dummy, void *dest)
+static void fetch_kernel_stack_address(struct pt_regs *regs, void *dummy, void *dest)
 {
 	*(unsigned long *)dest = kernel_stack_pointer(regs);
 }
+NOKPROBE_SYMBOL(fetch_kernel_stack_address);
 
-static __kprobes void fetch_user_stack_address(struct pt_regs *regs,
-					       void *dummy, void *dest)
+static void fetch_user_stack_address(struct pt_regs *regs, void *dummy, void *dest)
 {
 	*(unsigned long *)dest = user_stack_pointer(regs);
 }
+NOKPROBE_SYMBOL(fetch_user_stack_address);
 
 static fetch_func_t get_fetch_size_function(const struct fetch_type *type,
 					    fetch_func_t orig_fn,
diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h
index fb1ab5d..4f815fb 100644
--- a/kernel/trace/trace_probe.h
+++ b/kernel/trace/trace_probe.h
@@ -81,13 +81,13 @@
  */
 #define convert_rloc_to_loc(dl, offs)	((u32)(dl) + (offs))
 
-static inline void *get_rloc_data(u32 *dl)
+static nokprobe_inline void *get_rloc_data(u32 *dl)
 {
 	return (u8 *)dl + get_rloc_offs(*dl);
 }
 
 /* For data_loc conversion */
-static inline void *get_loc_data(u32 *dl, void *ent)
+static nokprobe_inline void *get_loc_data(u32 *dl, void *ent)
 {
 	return (u8 *)ent + get_rloc_offs(*dl);
 }
@@ -136,9 +136,8 @@ typedef u32 string_size;
 
 /* Printing  in basic type function template */
 #define DECLARE_BASIC_PRINT_TYPE_FUNC(type)				\
-__kprobes int PRINT_TYPE_FUNC_NAME(type)(struct trace_seq *s,		\
-					 const char *name,		\
-					 void *data, void *ent);	\
+int PRINT_TYPE_FUNC_NAME(type)(struct trace_seq *s, const char *name,	\
+				void *data, void *ent);			\
 extern const char PRINT_TYPE_FMT_NAME(type)[]
 
 DECLARE_BASIC_PRINT_TYPE_FUNC(u8);
@@ -303,7 +302,7 @@ static inline bool trace_probe_is_registered(struct trace_probe *tp)
 	return !!(tp->flags & TP_FLAG_REGISTERED);
 }
 
-static inline __kprobes void call_fetch(struct fetch_param *fprm,
+static nokprobe_inline void call_fetch(struct fetch_param *fprm,
 				 struct pt_regs *regs, void *dest)
 {
 	return fprm->fn(regs, fprm->data, dest);
@@ -351,7 +350,7 @@ extern ssize_t traceprobe_probes_write(struct file *file,
 extern int traceprobe_command(const char *buf, int (*createfn)(int, char**));
 
 /* Sum up total data length for dynamic arraies (strings) */
-static inline __kprobes int
+static nokprobe_inline int
 __get_data_size(struct trace_probe *tp, struct pt_regs *regs)
 {
 	int i, ret = 0;
@@ -367,7 +366,7 @@ __get_data_size(struct trace_probe *tp, struct pt_regs *regs)
 }
 
 /* Store the value of each argument */
-static inline __kprobes void
+static nokprobe_inline void
 store_trace_args(int ent_size, struct trace_probe *tp, struct pt_regs *regs,
 		 u8 *data, int maxlen)
 {
--
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