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-rw-r--r--kernel/module.c59
1 files changed, 41 insertions, 18 deletions
diff --git a/kernel/module.c b/kernel/module.c
index c0f1826e2d9e..1f4cc00e0c20 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -20,11 +20,13 @@
#include <linux/moduleloader.h>
#include <linux/init.h>
#include <linux/kallsyms.h>
+#include <linux/fs.h>
#include <linux/sysfs.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/elf.h>
+#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/syscalls.h>
#include <linux/fcntl.h>
@@ -2556,23 +2558,6 @@ unsigned long module_kallsyms_lookup_name(const char *name)
}
#endif /* CONFIG_KALLSYMS */
-/* Called by the /proc file system to return a list of modules. */
-static void *m_start(struct seq_file *m, loff_t *pos)
-{
- mutex_lock(&module_mutex);
- return seq_list_start(&modules, *pos);
-}
-
-static void *m_next(struct seq_file *m, void *p, loff_t *pos)
-{
- return seq_list_next(p, &modules, pos);
-}
-
-static void m_stop(struct seq_file *m, void *p)
-{
- mutex_unlock(&module_mutex);
-}
-
static char *module_flags(struct module *mod, char *buf)
{
int bx = 0;
@@ -2606,6 +2591,24 @@ static char *module_flags(struct module *mod, char *buf)
return buf;
}
+#ifdef CONFIG_PROC_FS
+/* Called by the /proc file system to return a list of modules. */
+static void *m_start(struct seq_file *m, loff_t *pos)
+{
+ mutex_lock(&module_mutex);
+ return seq_list_start(&modules, *pos);
+}
+
+static void *m_next(struct seq_file *m, void *p, loff_t *pos)
+{
+ return seq_list_next(p, &modules, pos);
+}
+
+static void m_stop(struct seq_file *m, void *p)
+{
+ mutex_unlock(&module_mutex);
+}
+
static int m_show(struct seq_file *m, void *p)
{
struct module *mod = list_entry(p, struct module, list);
@@ -2636,13 +2639,33 @@ static int m_show(struct seq_file *m, void *p)
Where refcount is a number or -, and deps is a comma-separated list
of depends or -.
*/
-const struct seq_operations modules_op = {
+static const struct seq_operations modules_op = {
.start = m_start,
.next = m_next,
.stop = m_stop,
.show = m_show
};
+static int modules_open(struct inode *inode, struct file *file)
+{
+ return seq_open(file, &modules_op);
+}
+
+static const struct file_operations proc_modules_operations = {
+ .open = modules_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = seq_release,
+};
+
+static int __init proc_modules_init(void)
+{
+ proc_create("modules", 0, NULL, &proc_modules_operations);
+ return 0;
+}
+module_init(proc_modules_init);
+#endif
+
/* Given an address, look for it in the module exception tables. */
const struct exception_table_entry *search_module_extables(unsigned long addr)
{