dnl #
dnl # Linux 5.19 uses release_folio in lieu of releasepage
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_VFS_RELEASE_FOLIO], [
	ZFS_LINUX_TEST_SRC([vfs_has_release_folio], [
		#include <linux/fs.h>

		static bool
		test_release_folio(struct folio *folio, gfp_t gfp) {
			(void) folio; (void) gfp;
			return (0);
		}

		static const struct address_space_operations
		    aops __attribute__ ((unused)) = {
			.release_folio	= test_release_folio,
		};
	],[])
])

AC_DEFUN([ZFS_AC_KERNEL_VFS_RELEASE_FOLIO], [
	dnl #
	dnl # Linux 5.19 uses release_folio in lieu of releasepage
	dnl #
	AC_MSG_CHECKING([whether release_folio exists])
	ZFS_LINUX_TEST_RESULT([vfs_has_release_folio], [
		AC_MSG_RESULT([yes])
		AC_DEFINE(HAVE_VFS_RELEASE_FOLIO, 1, [release_folio exists])
	],[
		AC_MSG_RESULT([no])
	])
])