1AC_DEFUN([ZFS_AC_KERNEL_SRC_PERMISSION], [ 2 dnl # 3 dnl # 5.12 API change that added the struct user_namespace* arg 4 dnl # to the front of this function type's arg list. 5 dnl # 6 ZFS_LINUX_TEST_SRC([permission_userns], [ 7 #include <linux/fs.h> 8 #include <linux/sched.h> 9 10 int inode_permission(struct user_namespace *userns, 11 struct inode *inode, int mask) { return 0; } 12 13 static const struct inode_operations 14 iops __attribute__ ((unused)) = { 15 .permission = inode_permission, 16 }; 17 ],[]) 18]) 19 20AC_DEFUN([ZFS_AC_KERNEL_PERMISSION], [ 21 AC_MSG_CHECKING([whether iops->permission() takes struct user_namespace*]) 22 ZFS_LINUX_TEST_RESULT([permission_userns], [ 23 AC_MSG_RESULT(yes) 24 AC_DEFINE(HAVE_IOPS_PERMISSION_USERNS, 1, 25 [iops->permission() takes struct user_namespace*]) 26 ],[ 27 AC_MSG_RESULT(no) 28 ]) 29]) 30