Drop now-unused sr_disk_for_all_hosts

Signed-off-by: Yann Dirson <[email protected]>

Author: ydirson

conftest.py

@@ -383,40 +383,6 @@ def sr_disk_4k(pytestconfig, host):
             f"4KiB block device {disk} must be available for use on master host"
     yield disk
 
-@pytest.fixture(scope='session')
-def sr_disk_for_all_hosts(pytestconfig, request, host):
-    """sr_disk_for_all_hosts
-
-    Return a single DEVICE NAME of a disk available on all hosts of
-    FIRST POOL with that name.
-    """
-    disks = pytestconfig.getoption("sr_disk")
-    if len(disks) != 1:
-        pytest.fail("This test requires exactly one --sr-disk parameter")
-    disk = disks[0]
-    master_disks = host.available_disks()
-    assert len(master_disks) > 0, "a free disk device is required on the master host"
-
-    if disk != "auto":
-        assert disk in master_disks, \
-            f"disk or block device {disk} is either not present or already used on master host"
-        master_disks = [disk]
-
-    candidates = list(master_disks)
-    for h in host.pool.hosts[1:]:
-        other_disks = h.available_disks()
-        candidates = [d for d in candidates if d in other_disks]
-
-    if disk == "auto":
-        assert len(candidates) > 0, \
-            f"a free disk device is required on all pool members. Pool master has: {' '.join(master_disks)}."
-        logging.info(f">> Found free disk device(s) on all pool hosts: {' '.join(candidates)}. Using {candidates[0]}.")
-    else:
-        assert len(candidates) > 0, \
-            f"disk or block device {disk} was not found to be present and free on all hosts"
-        logging.info(f">> Disk or block device {disk} is present and free on all pool members")
-    yield candidates[0]
-
 @pytest.fixture(scope='session')
 def pool_with_unused_disk(host: Host, unused_disks: dict[Host, list[DiskDevName]]) -> Pool:
     for h in host.pool.hosts: