Add support for DISCARD to ZVOLs.

[zfs.git] / config / kernel.m4

diff --git a/config/kernel.m4 b/config/kernel.m4
index c41cdf6..0adcead 100644 (file)
--- a/config/kernel.m4
+++ b/config/kernel.m4
@@ -27,6 +27,7 @@ AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [
        ZFS_AC_KERNEL_BLK_QUEUE_PHYSICAL_BLOCK_SIZE
        ZFS_AC_KERNEL_BLK_QUEUE_IO_OPT
        ZFS_AC_KERNEL_BLK_QUEUE_NONROT
+       ZFS_AC_KERNEL_BLK_QUEUE_DISCARD
        ZFS_AC_KERNEL_BLK_FETCH_REQUEST
        ZFS_AC_KERNEL_BLK_REQUEUE_REQUEST
        ZFS_AC_KERNEL_BLK_RQ_BYTES