diff --git a/fs/open.c b/fs/open.c
index 17cb6b1dab753b9de6366f92b6ca3ba3cb204291..2f49fce5c952601f899edecfa548ce91a213605f 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -65,7 +65,7 @@ int do_truncate(struct dentry *dentry, loff_t length, unsigned int time_attrs,
 	return ret;
 }
 
-long vfs_truncate(struct path *path, loff_t length)
+long vfs_truncate(const struct path *path, loff_t length)
 {
 	struct inode *inode;
 	long error;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 14a97194b34ba16ba7906ae8c27b1767f266f317..09a68517e952a5d64eba7007060f7a03a3e5f786 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2253,7 +2253,7 @@ struct filename {
 	const char		iname[];
 };
 
-extern long vfs_truncate(struct path *, loff_t);
+extern long vfs_truncate(const struct path *, loff_t);
 extern int do_truncate(struct dentry *, loff_t start, unsigned int time_attrs,
 		       struct file *filp);
 extern int vfs_fallocate(struct file *file, int mode, loff_t offset,