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-rw-r--r--include/linux/kmod.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/include/linux/kmod.h b/include/linux/kmod.h
new file mode 100644
index 000000000000..95d0e4b0814d
--- /dev/null
+++ b/include/linux/kmod.h
@@ -0,0 +1,40 @@
+#ifndef __LINUX_KMOD_H__
+#define __LINUX_KMOD_H__
+
+/*
+ * include/linux/kmod.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/config.h>
+#include <linux/errno.h>
+#include <linux/compiler.h>
+
+#define KMOD_PATH_LEN 256
+
+#ifdef CONFIG_KMOD
+/* modprobe exit status on success, -ve on error. Return value
+ * usually useless though. */
+extern int request_module(const char * name, ...) __attribute__ ((format (printf, 1, 2)));
+#else
+static inline int request_module(const char * name, ...) { return -ENOSYS; }
+#endif
+
+#define try_then_request_module(x, mod...) ((x) ?: (request_module(mod), (x)))
+extern int call_usermodehelper(char *path, char *argv[], char *envp[], int wait);
+extern void usermodehelper_init(void);
+
+#endif /* __LINUX_KMOD_H__ */