block/rbd: drop qemu_rbd_refresh_limits

librbd supports 1 byte alignment for all aio operations.

Currently, there is no API call to query limits from the Ceph
ObjectStore backend.  So drop the bdrv_refresh_limits completely
until there is such an API call.

Signed-off-by: Peter Lieven <pl@kamp.de>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Message-Id: <20210702172356.11574-7-idryomov@gmail.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Peter Lieven 2021-07-02 19:23:56 +02:00 committed by Kevin Wolf
parent c56ac27d2a
commit eb06cbab7e

View File

@ -240,14 +240,6 @@ done:
return;
}
static void qemu_rbd_refresh_limits(BlockDriverState *bs, Error **errp)
{
/* XXX Does RBD support AIO on less than 512-byte alignment? */
bs->bl.request_alignment = 512;
}
static int qemu_rbd_set_auth(rados_t cluster, BlockdevOptionsRbd *opts,
Error **errp)
{
@ -1482,7 +1474,6 @@ static BlockDriver bdrv_rbd = {
.format_name = "rbd",
.instance_size = sizeof(BDRVRBDState),
.bdrv_parse_filename = qemu_rbd_parse_filename,
.bdrv_refresh_limits = qemu_rbd_refresh_limits,
.bdrv_file_open = qemu_rbd_open,
.bdrv_close = qemu_rbd_close,
.bdrv_reopen_prepare = qemu_rbd_reopen_prepare,