dnl # dnl # 2.6.33 API change dnl # Discard granularity and alignment restrictions may now be set. dnl # AC_DEFUN([ZFS_AC_KERNEL_SRC_DISCARD_GRANULARITY], [ ZFS_LINUX_TEST_SRC([discard_granularity], [ #include <linux/blkdev.h> ],[ struct queue_limits ql __attribute__ ((unused)); ql.discard_granularity = 0; ]) ]) AC_DEFUN([ZFS_AC_KERNEL_DISCARD_GRANULARITY], [ AC_MSG_CHECKING([whether ql->discard_granularity is available]) ZFS_LINUX_TEST_RESULT([discard_granularity], [ AC_MSG_RESULT(yes) ],[ ZFS_LINUX_TEST_ERROR([ql->discard_granularity]) ]) ])