block: Remove bdrv_aio_ioctl()

It is unused now.
Signed-off-by: NKevin Wolf <kwolf@redhat.com>
Reviewed-by: NEric Blake <eblake@redhat.com>

block/io.c

@@ -2522,33 +2522,6 @@ out:
     return co.ret;
 }
 
-static void coroutine_fn bdrv_co_aio_ioctl_entry(void *opaque)
-{
-    BlockAIOCBCoroutine *acb = opaque;
-    acb->req.error = bdrv_co_ioctl(acb->common.bs,
-                                   acb->req.req, acb->req.buf);
-    bdrv_co_complete(acb);
-}
-
-BlockAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
-        unsigned long int req, void *buf,
-        BlockCompletionFunc *cb, void *opaque)
-{
-    BlockAIOCBCoroutine *acb = qemu_aio_get(&bdrv_em_co_aiocb_info,
-                                            bs, cb, opaque);
-    Coroutine *co;
-
-    acb->need_bh = true;
-    acb->req.error = -EINPROGRESS;
-    acb->req.req = req;
-    acb->req.buf = buf;
-    co = qemu_coroutine_create(bdrv_co_aio_ioctl_entry, acb);
-    qemu_coroutine_enter(co);
-
-    bdrv_co_maybe_schedule_bh(acb);
-    return &acb->common;
-}
-
 void *qemu_blockalign(BlockDriverState *bs, size_t size)
 {
     return qemu_memalign(bdrv_opt_mem_align(bs), size);

include/block/block.h

@@ -319,9 +319,6 @@ void bdrv_aio_cancel_async(BlockAIOCB *acb);
 
 /* sg packet commands */
 int bdrv_co_ioctl(BlockDriverState *bs, int req, void *buf);
-BlockAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
-        unsigned long int req, void *buf,
-        BlockCompletionFunc *cb, void *opaque);
 
 /* Invalidate any cached metadata used by image formats */
 void bdrv_invalidate_cache(BlockDriverState *bs, Error **errp);