3 dnl # struct access file->f_path.dentry was replaced by accessor function
4 dnl # since fix torvalds/linux@4bacc9c9234c ("overlayfs: Make f_path always
5 dnl # point to the overlay and f_inode to the underlay").
7 AC_DEFUN([ZFS_AC_KERNEL_FILE_DENTRY], [
8 AC_MSG_CHECKING([whether file_dentry() is available])
9 ZFS_LINUX_TRY_COMPILE([
12 struct file *f = NULL;
16 AC_DEFINE(HAVE_FILE_DENTRY, 1, [file_dentry() is available])