diff --git a/config/kernel-inode-permission.m4 b/config/kernel-inode-permission.m4
index aef4005c406b..f7fc16439093 100644
--- a/config/kernel-inode-permission.m4
+++ b/config/kernel-inode-permission.m4
@@ -1,54 +1,54 @@
 AC_DEFUN([ZFS_AC_KERNEL_SRC_PERMISSION], [
 	dnl #
 	dnl # 6.3 API change
 	dnl # iops->permission() now takes struct mnt_idmap*
 	dnl # as its first arg
 	dnl #
 	ZFS_LINUX_TEST_SRC([permission_mnt_idmap], [
 		#include <linux/fs.h>
 		#include <linux/sched.h>
 
-		static int inode_permission(struct mnt_idmap *idmap,
+		static int test_permission(struct mnt_idmap *idmap,
 		    struct inode *inode, int mask) { return 0; }
 
 		static const struct inode_operations
 			iops __attribute__ ((unused)) = {
-			.permission             = inode_permission,
+			.permission             = test_permission,
 		};
 	],[])
 
 	dnl #
 	dnl # 5.12 API change that added the struct user_namespace* arg
 	dnl # to the front of this function type's arg list.
 	dnl #
 	ZFS_LINUX_TEST_SRC([permission_userns], [
 		#include <linux/fs.h>
 		#include <linux/sched.h>
 
-		static int inode_permission(struct user_namespace *userns,
+		static int test_permission(struct user_namespace *userns,
 		    struct inode *inode, int mask) { return 0; }
 
 		static const struct inode_operations
 			iops __attribute__ ((unused)) = {
-			.permission		= inode_permission,
+			.permission		= test_permission,
 		};
 	],[])
 ])
 
 AC_DEFUN([ZFS_AC_KERNEL_PERMISSION], [
 	AC_MSG_CHECKING([whether iops->permission() takes struct mnt_idmap*])
 	ZFS_LINUX_TEST_RESULT([permission_mnt_idmap], [
 		AC_MSG_RESULT(yes)
 		AC_DEFINE(HAVE_IOPS_PERMISSION_IDMAP, 1,
 		   [iops->permission() takes struct mnt_idmap*])
 	],[
 		AC_MSG_CHECKING([whether iops->permission() takes struct user_namespace*])
 		ZFS_LINUX_TEST_RESULT([permission_userns], [
 			AC_MSG_RESULT(yes)
 			AC_DEFINE(HAVE_IOPS_PERMISSION_USERNS, 1,
 			   [iops->permission() takes struct user_namespace*])
 		],[
 			AC_MSG_RESULT(no)
 		])
 	])
 ])