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diff --git a/src/ceph/qa/workunits/rbd/krbd_fallocate.sh b/src/ceph/qa/workunits/rbd/krbd_fallocate.sh
deleted file mode 100755
index 05fc8a9..0000000
--- a/src/ceph/qa/workunits/rbd/krbd_fallocate.sh
+++ /dev/null
@@ -1,124 +0,0 @@
-#!/bin/bash
-
-# This documents the state of things as of 4.12-rc4.
-#
-# - fallocate -z deallocates because BLKDEV_ZERO_NOUNMAP hint is ignored by
-# krbd
-#
-# - unaligned fallocate -z/-p appear to not deallocate -- see caveat #2 in
-# linux.git commit 6ac56951dc10 ("rbd: implement REQ_OP_WRITE_ZEROES")
-
-set -ex
-
-# no blkdiscard(8) in trusty
-function py_blkdiscard() {
-    local offset=$1
-
-    python <<EOF
-import fcntl, struct
-BLKDISCARD = 0x1277
-with open('$DEV', 'w') as dev:
-    fcntl.ioctl(dev, BLKDISCARD, struct.pack('QQ', $offset, $IMAGE_SIZE - $offset))
-EOF
-}
-
-# fallocate(1) in trusty doesn't support -z/-p
-function py_fallocate() {
-    local mode=$1
-    local offset=$2
-
-    python <<EOF
-import os, ctypes, ctypes.util
-FALLOC_FL_KEEP_SIZE = 0x01
-FALLOC_FL_PUNCH_HOLE = 0x02
-FALLOC_FL_ZERO_RANGE = 0x10
-libc = ctypes.CDLL(ctypes.util.find_library('c'), use_errno=True)
-with open('$DEV', 'w') as dev:
-    if libc.fallocate(dev.fileno(), ctypes.c_int($mode), ctypes.c_long($offset), ctypes.c_long($IMAGE_SIZE - $offset)):
-        err = ctypes.get_errno()
-        raise OSError(err, os.strerror(err))
-EOF
-}
-
-function allocate() {
-    xfs_io -c "pwrite -b $OBJECT_SIZE -W 0 $IMAGE_SIZE" $DEV
-    cmp <(od -xAx $DEV) - <<EOF
-000000 cdcd cdcd cdcd cdcd cdcd cdcd cdcd cdcd
-*
-$(printf %x $IMAGE_SIZE)
-EOF
-    [[ $(rados -p rbd ls | grep -c rbd_data.$IMAGE_ID) -eq $NUM_OBJECTS ]]
-}
-
-function assert_deallocated() {
-    cmp <(od -xAx $DEV) - <<EOF
-000000 0000 0000 0000 0000 0000 0000 0000 0000
-*
-$(printf %x $IMAGE_SIZE)
-EOF
-    [[ $(rados -p rbd ls | grep -c rbd_data.$IMAGE_ID) -eq 0 ]]
-}
-
-function assert_deallocated_unaligned() {
-    local num_objects_expected=$1
-
-    cmp <(od -xAx $DEV) - <<EOF
-000000 cdcd cdcd cdcd cdcd cdcd cdcd cdcd cdcd
-*
-$(printf %x $((OBJECT_SIZE / 2))) 0000 0000 0000 0000 0000 0000 0000 0000
-*
-$(printf %x $IMAGE_SIZE)
-EOF
-    [[ $(rados -p rbd ls | grep -c rbd_data.$IMAGE_ID) -eq $num_objects_expected ]]
-    for ((i = 0; i < $num_objects_expected; i++)); do
-        rados -p rbd stat rbd_data.$IMAGE_ID.$(printf %016x $i) | grep "size $((OBJECT_SIZE / 2))"
-    done
-}
-
-IMAGE_NAME="fallocate-test"
-
-rbd create --size 200 $IMAGE_NAME
-
-IMAGE_SIZE=$(rbd info --format=json $IMAGE_NAME | python -c 'import sys, json; print json.load(sys.stdin)["size"]')
-OBJECT_SIZE=$(rbd info --format=json $IMAGE_NAME | python -c 'import sys, json; print json.load(sys.stdin)["object_size"]')
-NUM_OBJECTS=$((IMAGE_SIZE / OBJECT_SIZE))
-[[ $((IMAGE_SIZE % OBJECT_SIZE)) -eq 0 ]]
-
-IMAGE_ID="$(rbd info --format=json $IMAGE_NAME |
-    python -c "import sys, json; print json.load(sys.stdin)['block_name_prefix'].split('.')[1]")"
-
-DEV=$(sudo rbd map $IMAGE_NAME)
-
-# blkdev_issue_discard
-allocate
-py_blkdiscard 0
-assert_deallocated
-
-# blkdev_issue_zeroout w/ BLKDEV_ZERO_NOUNMAP
-allocate
-py_fallocate FALLOC_FL_ZERO_RANGE\|FALLOC_FL_KEEP_SIZE 0
-assert_deallocated
-
-# blkdev_issue_zeroout w/ BLKDEV_ZERO_NOFALLBACK
-allocate
-py_fallocate FALLOC_FL_PUNCH_HOLE\|FALLOC_FL_KEEP_SIZE 0
-assert_deallocated
-
-# unaligned blkdev_issue_discard
-allocate
-py_blkdiscard $((OBJECT_SIZE / 2))
-assert_deallocated_unaligned 1
-
-# unaligned blkdev_issue_zeroout w/ BLKDEV_ZERO_NOUNMAP
-allocate
-py_fallocate FALLOC_FL_ZERO_RANGE\|FALLOC_FL_KEEP_SIZE $((OBJECT_SIZE / 2))
-assert_deallocated_unaligned $NUM_OBJECTS
-
-# unaligned blkdev_issue_zeroout w/ BLKDEV_ZERO_NOFALLBACK
-allocate
-py_fallocate FALLOC_FL_PUNCH_HOLE\|FALLOC_FL_KEEP_SIZE $((OBJECT_SIZE / 2))
-assert_deallocated_unaligned $NUM_OBJECTS
-
-sudo rbd unmap $DEV
-
-echo OK