diff mbox series

[v5,09/10] kallsyms: Delete an unused parameter related to kallsyms_on_each_symbol()

Message ID 20220923112033.1958-10-thunder.leizhen@huawei.com (mailing list archive)
State New, archived
Headers show
Series kallsyms: Optimizes the performance of lookup symbols | expand

Commit Message

Leizhen (ThunderTown) Sept. 23, 2022, 11:20 a.m. UTC 
The parameter 'struct module *' in the hook function associated with
kallsyms_on_each_symbol() is no longer used. Delete it.

Suggested-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
 include/linux/kallsyms.h | 3 +--
 kernel/kallsyms.c        | 5 ++---
 kernel/trace/ftrace.c    | 3 +--
 3 files changed, 4 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 2138219ae0296e9..015c7685765978e 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -66,8 +66,7 @@  static inline void *dereference_symbol_descriptor(void *ptr)
 }
 
 #ifdef CONFIG_KALLSYMS
-int kallsyms_on_each_symbol(int (*fn)(void *, const char *, struct module *,
-				      unsigned long),
+int kallsyms_on_each_symbol(int (*fn)(void *, const char *, unsigned long),
 			    void *data);
 int kallsyms_on_each_match_symbol(int (*fn)(void *, unsigned long),
 				  const char *name, void *data);
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index 398865f01360589..69e040204ed4ebd 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -344,8 +344,7 @@  unsigned long kallsyms_lookup_name(const char *name)
  * Iterate over all symbols in vmlinux.  For symbols from modules use
  * module_kallsyms_on_each_symbol instead.
  */
-int kallsyms_on_each_symbol(int (*fn)(void *, const char *, struct module *,
-				      unsigned long),
+int kallsyms_on_each_symbol(int (*fn)(void *, const char *, unsigned long),
 			    void *data)
 {
 	char namebuf[KSYM_NAME_LEN];
@@ -355,7 +354,7 @@  int kallsyms_on_each_symbol(int (*fn)(void *, const char *, struct module *,
 
 	for (i = 0, off = 0; i < kallsyms_num_syms; i++) {
 		off = kallsyms_expand_symbol(off, namebuf, ARRAY_SIZE(namebuf));
-		ret = fn(data, namebuf, NULL, kallsyms_sym_address(i));
+		ret = fn(data, namebuf, kallsyms_sym_address(i));
 		if (ret != 0)
 			return ret;
 		cond_resched();
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 439e2ab6905ee1e..f135a0a334a3fcb 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -8250,8 +8250,7 @@  struct kallsyms_data {
 	size_t found;
 };
 
-static int kallsyms_callback(void *data, const char *name,
-			     struct module *mod, unsigned long addr)
+static int kallsyms_callback(void *data, const char *name, unsigned long addr)
 {
 	struct kallsyms_data *args = data;
 	const char **sym;