block: Rename BlockDriverAIOCB* to BlockAIOCB*

I'll use BlockDriverAIOCB with block backends shortly, and the name is
going to fit badly there.  It's a block layer thing anyway, not just a
block driver thing.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

34 files changed, 266 insertions, 266 deletions

diff --git a/block-migration.c b/block-migration.c
index da30e93158..08db01a364 100644
--- a/block-migration.c
+++ b/block-migration.c
@@ -72,7 +72,7 @@ typedef struct BlkMigBlock {
     int nr_sectors;
     struct iovec iov;
     QEMUIOVector qiov;
-    BlockDriverAIOCB *aiocb;
+    BlockAIOCB *aiocb;
 
     /* Protected by block migration lock.  */
     int ret;
diff --git a/block.c b/block.c
index 2d80d6a588..a5911456a7 100644
--- a/block.c
+++ b/block.c
@@ -61,10 +61,10 @@ struct BdrvDirtyBitmap {
 #define COROUTINE_POOL_RESERVATION 64 /* number of coroutines to reserve */
 
 static void bdrv_dev_change_media_cb(BlockDriverState *bs, bool load);
-static BlockDriverAIOCB *bdrv_aio_readv_em(BlockDriverState *bs,
+static BlockAIOCB *bdrv_aio_readv_em(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque);
-static BlockDriverAIOCB *bdrv_aio_writev_em(BlockDriverState *bs,
+static BlockAIOCB *bdrv_aio_writev_em(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque);
 static int coroutine_fn bdrv_co_readv_em(BlockDriverState *bs,
@@ -79,14 +79,14 @@ static int coroutine_fn bdrv_co_do_preadv(BlockDriverState *bs,
 static int coroutine_fn bdrv_co_do_pwritev(BlockDriverState *bs,
     int64_t offset, unsigned int bytes, QEMUIOVector *qiov,
     BdrvRequestFlags flags);
-static BlockDriverAIOCB *bdrv_co_aio_rw_vector(BlockDriverState *bs,
-                                               int64_t sector_num,
-                                               QEMUIOVector *qiov,
-                                               int nb_sectors,
-                                               BdrvRequestFlags flags,
-                                               BlockDriverCompletionFunc *cb,
-                                               void *opaque,
-                                               bool is_write);
+static BlockAIOCB *bdrv_co_aio_rw_vector(BlockDriverState *bs,
+                                         int64_t sector_num,
+                                         QEMUIOVector *qiov,
+                                         int nb_sectors,
+                                         BdrvRequestFlags flags,
+                                         BlockDriverCompletionFunc *cb,
+                                         void *opaque,
+                                         bool is_write);
 static void coroutine_fn bdrv_co_do_rw(void *opaque);
 static int coroutine_fn bdrv_co_do_write_zeroes(BlockDriverState *bs,
     int64_t sector_num, int nb_sectors, BdrvRequestFlags flags);
@@ -4413,9 +4413,9 @@ int bdrv_get_backing_file_depth(BlockDriverState *bs)
 /**************************************************************/
 /* async I/Os */
 
-BlockDriverAIOCB *bdrv_aio_readv(BlockDriverState *bs, int64_t sector_num,
-                                 QEMUIOVector *qiov, int nb_sectors,
-                                 BlockDriverCompletionFunc *cb, void *opaque)
+BlockAIOCB *bdrv_aio_readv(BlockDriverState *bs, int64_t sector_num,
+                           QEMUIOVector *qiov, int nb_sectors,
+                           BlockDriverCompletionFunc *cb, void *opaque)
 {
     trace_bdrv_aio_readv(bs, sector_num, nb_sectors, opaque);
 
@@ -4423,9 +4423,9 @@ BlockDriverAIOCB *bdrv_aio_readv(BlockDriverState *bs, int64_t sector_num,
                                  cb, opaque, false);
 }
 
-BlockDriverAIOCB *bdrv_aio_writev(BlockDriverState *bs, int64_t sector_num,
-                                  QEMUIOVector *qiov, int nb_sectors,
-                                  BlockDriverCompletionFunc *cb, void *opaque)
+BlockAIOCB *bdrv_aio_writev(BlockDriverState *bs, int64_t sector_num,
+                            QEMUIOVector *qiov, int nb_sectors,
+                            BlockDriverCompletionFunc *cb, void *opaque)
 {
     trace_bdrv_aio_writev(bs, sector_num, nb_sectors, opaque);
 
@@ -4433,7 +4433,7 @@ BlockDriverAIOCB *bdrv_aio_writev(BlockDriverState *bs, int64_t sector_num,
                                  cb, opaque, true);
 }
 
-BlockDriverAIOCB *bdrv_aio_write_zeroes(BlockDriverState *bs,
+BlockAIOCB *bdrv_aio_write_zeroes(BlockDriverState *bs,
         int64_t sector_num, int nb_sectors, BdrvRequestFlags flags,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -4627,7 +4627,7 @@ int bdrv_aio_multiwrite(BlockDriverState *bs, BlockRequest *reqs, int num_reqs)
     return 0;
 }
 
-void bdrv_aio_cancel(BlockDriverAIOCB *acb)
+void bdrv_aio_cancel(BlockAIOCB *acb)
 {
     qemu_aio_ref(acb);
     bdrv_aio_cancel_async(acb);
@@ -4646,7 +4646,7 @@ void bdrv_aio_cancel(BlockDriverAIOCB *acb)
 /* Async version of aio cancel. The caller is not blocked if the acb implements
  * cancel_async, otherwise we do nothing and let the request normally complete.
  * In either case the completion callback must be called. */
-void bdrv_aio_cancel_async(BlockDriverAIOCB *acb)
+void bdrv_aio_cancel_async(BlockAIOCB *acb)
 {
     if (acb->aiocb_info->cancel_async) {
         acb->aiocb_info->cancel_async(acb);
@@ -4656,23 +4656,23 @@ void bdrv_aio_cancel_async(BlockDriverAIOCB *acb)
 /**************************************************************/
 /* async block device emulation */
 
-typedef struct BlockDriverAIOCBSync {
-    BlockDriverAIOCB common;
+typedef struct BlockAIOCBSync {
+    BlockAIOCB common;
     QEMUBH *bh;
     int ret;
     /* vector translation state */
     QEMUIOVector *qiov;
     uint8_t *bounce;
     int is_write;
-} BlockDriverAIOCBSync;
+} BlockAIOCBSync;
 
 static const AIOCBInfo bdrv_em_aiocb_info = {
-    .aiocb_size         = sizeof(BlockDriverAIOCBSync),
+    .aiocb_size         = sizeof(BlockAIOCBSync),
 };
 
 static void bdrv_aio_bh_cb(void *opaque)
 {
-    BlockDriverAIOCBSync *acb = opaque;
+    BlockAIOCBSync *acb = opaque;
 
     if (!acb->is_write && acb->ret >= 0) {
         qemu_iovec_from_buf(acb->qiov, 0, acb->bounce, acb->qiov->size);
@@ -4684,16 +4684,16 @@ static void bdrv_aio_bh_cb(void *opaque)
     qemu_aio_unref(acb);
 }
 
-static BlockDriverAIOCB *bdrv_aio_rw_vector(BlockDriverState *bs,
-                                            int64_t sector_num,
-                                            QEMUIOVector *qiov,
-                                            int nb_sectors,
-                                            BlockDriverCompletionFunc *cb,
-                                            void *opaque,
-                                            int is_write)
+static BlockAIOCB *bdrv_aio_rw_vector(BlockDriverState *bs,
+                                      int64_t sector_num,
+                                      QEMUIOVector *qiov,
+                                      int nb_sectors,
+                                      BlockDriverCompletionFunc *cb,
+                                      void *opaque,
+                                      int is_write)
 
 {
-    BlockDriverAIOCBSync *acb;
+    BlockAIOCBSync *acb;
 
     acb = qemu_aio_get(&bdrv_em_aiocb_info, bs, cb, opaque);
     acb->is_write = is_write;
@@ -4715,14 +4715,14 @@ static BlockDriverAIOCB *bdrv_aio_rw_vector(BlockDriverState *bs,
     return &acb->common;
 }
 
-static BlockDriverAIOCB *bdrv_aio_readv_em(BlockDriverState *bs,
+static BlockAIOCB *bdrv_aio_readv_em(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
     return bdrv_aio_rw_vector(bs, sector_num, qiov, nb_sectors, cb, opaque, 0);
 }
 
-static BlockDriverAIOCB *bdrv_aio_writev_em(BlockDriverState *bs,
+static BlockAIOCB *bdrv_aio_writev_em(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -4730,21 +4730,21 @@ static BlockDriverAIOCB *bdrv_aio_writev_em(BlockDriverState *bs,
 }
 
 
-typedef struct BlockDriverAIOCBCoroutine {
-    BlockDriverAIOCB common;
+typedef struct BlockAIOCBCoroutine {
+    BlockAIOCB common;
     BlockRequest req;
     bool is_write;
     bool *done;
     QEMUBH* bh;
-} BlockDriverAIOCBCoroutine;
+} BlockAIOCBCoroutine;
 
 static const AIOCBInfo bdrv_em_co_aiocb_info = {
-    .aiocb_size         = sizeof(BlockDriverAIOCBCoroutine),
+    .aiocb_size         = sizeof(BlockAIOCBCoroutine),
 };
 
 static void bdrv_co_em_bh(void *opaque)
 {
-    BlockDriverAIOCBCoroutine *acb = opaque;
+    BlockAIOCBCoroutine *acb = opaque;
 
     acb->common.cb(acb->common.opaque, acb->req.error);
 
@@ -4755,7 +4755,7 @@ static void bdrv_co_em_bh(void *opaque)
 /* Invoke bdrv_co_do_readv/bdrv_co_do_writev */
 static void coroutine_fn bdrv_co_do_rw(void *opaque)
 {
-    BlockDriverAIOCBCoroutine *acb = opaque;
+    BlockAIOCBCoroutine *acb = opaque;
     BlockDriverState *bs = acb->common.bs;
 
     if (!acb->is_write) {
@@ -4770,17 +4770,17 @@ static void coroutine_fn bdrv_co_do_rw(void *opaque)
     qemu_bh_schedule(acb->bh);
 }
 
-static BlockDriverAIOCB *bdrv_co_aio_rw_vector(BlockDriverState *bs,
-                                               int64_t sector_num,
-                                               QEMUIOVector *qiov,
-                                               int nb_sectors,
-                                               BdrvRequestFlags flags,
-                                               BlockDriverCompletionFunc *cb,
-                                               void *opaque,
-                                               bool is_write)
+static BlockAIOCB *bdrv_co_aio_rw_vector(BlockDriverState *bs,
+                                         int64_t sector_num,
+                                         QEMUIOVector *qiov,
+                                         int nb_sectors,
+                                         BdrvRequestFlags flags,
+                                         BlockDriverCompletionFunc *cb,
+                                         void *opaque,
+                                         bool is_write)
 {
     Coroutine *co;
-    BlockDriverAIOCBCoroutine *acb;
+    BlockAIOCBCoroutine *acb;
 
     acb = qemu_aio_get(&bdrv_em_co_aiocb_info, bs, cb, opaque);
     acb->req.sector = sector_num;
@@ -4797,7 +4797,7 @@ static BlockDriverAIOCB *bdrv_co_aio_rw_vector(BlockDriverState *bs,
 
 static void coroutine_fn bdrv_aio_flush_co_entry(void *opaque)
 {
-    BlockDriverAIOCBCoroutine *acb = opaque;
+    BlockAIOCBCoroutine *acb = opaque;
     BlockDriverState *bs = acb->common.bs;
 
     acb->req.error = bdrv_co_flush(bs);
@@ -4805,13 +4805,13 @@ static void coroutine_fn bdrv_aio_flush_co_entry(void *opaque)
     qemu_bh_schedule(acb->bh);
 }
 
-BlockDriverAIOCB *bdrv_aio_flush(BlockDriverState *bs,
+BlockAIOCB *bdrv_aio_flush(BlockDriverState *bs,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
     trace_bdrv_aio_flush(bs, opaque);
 
     Coroutine *co;
-    BlockDriverAIOCBCoroutine *acb;
+    BlockAIOCBCoroutine *acb;
 
     acb = qemu_aio_get(&bdrv_em_co_aiocb_info, bs, cb, opaque);
 
@@ -4823,7 +4823,7 @@ BlockDriverAIOCB *bdrv_aio_flush(BlockDriverState *bs,
 
 static void coroutine_fn bdrv_aio_discard_co_entry(void *opaque)
 {
-    BlockDriverAIOCBCoroutine *acb = opaque;
+    BlockAIOCBCoroutine *acb = opaque;
     BlockDriverState *bs = acb->common.bs;
 
     acb->req.error = bdrv_co_discard(bs, acb->req.sector, acb->req.nb_sectors);
@@ -4831,12 +4831,12 @@ static void coroutine_fn bdrv_aio_discard_co_entry(void *opaque)
     qemu_bh_schedule(acb->bh);
 }
 
-BlockDriverAIOCB *bdrv_aio_discard(BlockDriverState *bs,
+BlockAIOCB *bdrv_aio_discard(BlockDriverState *bs,
         int64_t sector_num, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
     Coroutine *co;
-    BlockDriverAIOCBCoroutine *acb;
+    BlockAIOCBCoroutine *acb;
 
     trace_bdrv_aio_discard(bs, sector_num, nb_sectors, opaque);
 
@@ -4863,7 +4863,7 @@ void bdrv_init_with_whitelist(void)
 void *qemu_aio_get(const AIOCBInfo *aiocb_info, BlockDriverState *bs,
                    BlockDriverCompletionFunc *cb, void *opaque)
 {
-    BlockDriverAIOCB *acb;
+    BlockAIOCB *acb;
 
     acb = g_slice_alloc(aiocb_info->aiocb_size);
     acb->aiocb_info = aiocb_info;
@@ -4876,13 +4876,13 @@ void *qemu_aio_get(const AIOCBInfo *aiocb_info, BlockDriverState *bs,
 
 void qemu_aio_ref(void *p)
 {
-    BlockDriverAIOCB *acb = p;
+    BlockAIOCB *acb = p;
     acb->refcnt++;
 }
 
 void qemu_aio_unref(void *p)
 {
-    BlockDriverAIOCB *acb = p;
+    BlockAIOCB *acb = p;
     assert(acb->refcnt > 0);
     if (--acb->refcnt == 0) {
         g_slice_free1(acb->aiocb_info->aiocb_size, acb);
@@ -4912,7 +4912,7 @@ static int coroutine_fn bdrv_co_io_em(BlockDriverState *bs, int64_t sector_num,
     CoroutineIOCompletion co = {
         .coroutine = qemu_coroutine_self(),
     };
-    BlockDriverAIOCB *acb;
+    BlockAIOCB *acb;
 
     if (is_write) {
         acb = bs->drv->bdrv_aio_writev(bs, sector_num, iov, nb_sectors,
@@ -4978,7 +4978,7 @@ int coroutine_fn bdrv_co_flush(BlockDriverState *bs)
     if (bs->drv->bdrv_co_flush_to_disk) {
         ret = bs->drv->bdrv_co_flush_to_disk(bs);
     } else if (bs->drv->bdrv_aio_flush) {
-        BlockDriverAIOCB *acb;
+        BlockAIOCB *acb;
         CoroutineIOCompletion co = {
             .coroutine = qemu_coroutine_self(),
         };
@@ -5153,7 +5153,7 @@ int coroutine_fn bdrv_co_discard(BlockDriverState *bs, int64_t sector_num,
         if (bs->drv->bdrv_co_discard) {
             ret = bs->drv->bdrv_co_discard(bs, sector_num, num);
         } else {
-            BlockDriverAIOCB *acb;
+            BlockAIOCB *acb;
             CoroutineIOCompletion co = {
                 .coroutine = qemu_coroutine_self(),
             };
@@ -5279,7 +5279,7 @@ int bdrv_ioctl(BlockDriverState *bs, unsigned long int req, void *buf)
     return -ENOTSUP;
 }
 
-BlockDriverAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
+BlockAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
         unsigned long int req, void *buf,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
diff --git a/block/archipelago.c b/block/archipelago.c
index 73d91a422f..4c468aaf04 100644
--- a/block/archipelago.c
+++ b/block/archipelago.c
@@ -86,7 +86,7 @@ typedef enum {
 } ARCHIPCmd;
 
 typedef struct ArchipelagoAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUBH *bh;
     struct BDRVArchipelagoState *s;
     QEMUIOVector *qiov;
@@ -856,13 +856,13 @@ err_exit:
     return ret;
 }
 
-static BlockDriverAIOCB *qemu_archipelago_aio_rw(BlockDriverState *bs,
-                                                 int64_t sector_num,
-                                                 QEMUIOVector *qiov,
-                                                 int nb_sectors,
-                                                 BlockDriverCompletionFunc *cb,
-                                                 void *opaque,
-                                                 int op)
+static BlockAIOCB *qemu_archipelago_aio_rw(BlockDriverState *bs,
+                                           int64_t sector_num,
+                                           QEMUIOVector *qiov,
+                                           int nb_sectors,
+                                           BlockDriverCompletionFunc *cb,
+                                           void *opaque,
+                                           int op)
 {
     ArchipelagoAIOCB *aio_cb;
     BDRVArchipelagoState *s = bs->opaque;
@@ -894,7 +894,7 @@ err_exit:
     return NULL;
 }
 
-static BlockDriverAIOCB *qemu_archipelago_aio_readv(BlockDriverState *bs,
+static BlockAIOCB *qemu_archipelago_aio_readv(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -902,7 +902,7 @@ static BlockDriverAIOCB *qemu_archipelago_aio_readv(BlockDriverState *bs,
                                    opaque, ARCHIP_OP_READ);
 }
 
-static BlockDriverAIOCB *qemu_archipelago_aio_writev(BlockDriverState *bs,
+static BlockAIOCB *qemu_archipelago_aio_writev(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -1052,7 +1052,7 @@ static QemuOptsList qemu_archipelago_create_opts = {
     }
 };
 
-static BlockDriverAIOCB *qemu_archipelago_aio_flush(BlockDriverState *bs,
+static BlockAIOCB *qemu_archipelago_aio_flush(BlockDriverState *bs,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
     return qemu_archipelago_aio_rw(bs, 0, NULL, 0, cb, opaque,
diff --git a/block/blkdebug.c b/block/blkdebug.c
index f8fbb0f3d4..f6291407f2 100644
--- a/block/blkdebug.c
+++ b/block/blkdebug.c
@@ -41,7 +41,7 @@ typedef struct BDRVBlkdebugState {
 } BDRVBlkdebugState;
 
 typedef struct BlkdebugAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUBH *bh;
     int ret;
 } BlkdebugAIOCB;
@@ -463,7 +463,7 @@ static void error_callback_bh(void *opaque)
     qemu_aio_unref(acb);
 }
 
-static BlockDriverAIOCB *inject_error(BlockDriverState *bs,
+static BlockAIOCB *inject_error(BlockDriverState *bs,
     BlockDriverCompletionFunc *cb, void *opaque, BlkdebugRule *rule)
 {
     BDRVBlkdebugState *s = bs->opaque;
@@ -489,7 +489,7 @@ static BlockDriverAIOCB *inject_error(BlockDriverState *bs,
     return &acb->common;
 }
 
-static BlockDriverAIOCB *blkdebug_aio_readv(BlockDriverState *bs,
+static BlockAIOCB *blkdebug_aio_readv(BlockDriverState *bs,
     int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
     BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -511,7 +511,7 @@ static BlockDriverAIOCB *blkdebug_aio_readv(BlockDriverState *bs,
     return bdrv_aio_readv(bs->file, sector_num, qiov, nb_sectors, cb, opaque);
 }
 
-static BlockDriverAIOCB *blkdebug_aio_writev(BlockDriverState *bs,
+static BlockAIOCB *blkdebug_aio_writev(BlockDriverState *bs,
     int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
     BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -533,7 +533,7 @@ static BlockDriverAIOCB *blkdebug_aio_writev(BlockDriverState *bs,
     return bdrv_aio_writev(bs->file, sector_num, qiov, nb_sectors, cb, opaque);
 }
 
-static BlockDriverAIOCB *blkdebug_aio_flush(BlockDriverState *bs,
+static BlockAIOCB *blkdebug_aio_flush(BlockDriverState *bs,
     BlockDriverCompletionFunc *cb, void *opaque)
 {
     BDRVBlkdebugState *s = bs->opaque;
diff --git a/block/blkverify.c b/block/blkverify.c
index 7d64a23a09..0c49063440 100644
--- a/block/blkverify.c
+++ b/block/blkverify.c
@@ -19,7 +19,7 @@ typedef struct {
 
 typedef struct BlkverifyAIOCB BlkverifyAIOCB;
 struct BlkverifyAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUBH *bh;
 
     /* Request metadata */
@@ -229,7 +229,7 @@ static void blkverify_verify_readv(BlkverifyAIOCB *acb)
     }
 }
 
-static BlockDriverAIOCB *blkverify_aio_readv(BlockDriverState *bs,
+static BlockAIOCB *blkverify_aio_readv(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -249,7 +249,7 @@ static BlockDriverAIOCB *blkverify_aio_readv(BlockDriverState *bs,
     return &acb->common;
 }
 
-static BlockDriverAIOCB *blkverify_aio_writev(BlockDriverState *bs,
+static BlockAIOCB *blkverify_aio_writev(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -264,9 +264,9 @@ static BlockDriverAIOCB *blkverify_aio_writev(BlockDriverState *bs,
     return &acb->common;
 }
 
-static BlockDriverAIOCB *blkverify_aio_flush(BlockDriverState *bs,
-                                             BlockDriverCompletionFunc *cb,
-                                             void *opaque)
+static BlockAIOCB *blkverify_aio_flush(BlockDriverState *bs,
+                                       BlockDriverCompletionFunc *cb,
+                                       void *opaque)
 {
     BDRVBlkverifyState *s = bs->opaque;
 
diff --git a/block/curl.c b/block/curl.c
index 225407c643..0ff70b74d3 100644
--- a/block/curl.c
+++ b/block/curl.c
@@ -78,7 +78,7 @@ static CURLMcode __curl_multi_socket_action(CURLM *multi_handle,
 struct BDRVCURLState;
 
 typedef struct CURLAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUBH *bh;
     QEMUIOVector *qiov;
 
@@ -680,7 +680,7 @@ static void curl_readv_bh_cb(void *p)
     curl_multi_socket_action(s->multi, CURL_SOCKET_TIMEOUT, 0, &running);
 }
 
-static BlockDriverAIOCB *curl_aio_readv(BlockDriverState *bs,
+static BlockAIOCB *curl_aio_readv(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
diff --git a/block/iscsi.c b/block/iscsi.c
index a7fb764e4d..3ca29515e7 100644
--- a/block/iscsi.c
+++ b/block/iscsi.c
@@ -80,7 +80,7 @@ typedef struct IscsiTask {
 } IscsiTask;
 
 typedef struct IscsiAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUIOVector *qiov;
     QEMUBH *bh;
     IscsiLun *iscsilun;
@@ -227,7 +227,7 @@ iscsi_abort_task_cb(struct iscsi_context *iscsi, int status, void *command_data,
 }
 
 static void
-iscsi_aio_cancel(BlockDriverAIOCB *blockacb)
+iscsi_aio_cancel(BlockAIOCB *blockacb)
 {
     IscsiAIOCB *acb = (IscsiAIOCB *)blockacb;
     IscsiLun *iscsilun = acb->iscsilun;
@@ -663,7 +663,7 @@ iscsi_aio_ioctl_cb(struct iscsi_context *iscsi, int status,
     iscsi_schedule_bh(acb);
 }
 
-static BlockDriverAIOCB *iscsi_aio_ioctl(BlockDriverState *bs,
+static BlockAIOCB *iscsi_aio_ioctl(BlockDriverState *bs,
         unsigned long int req, void *buf,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
diff --git a/block/linux-aio.c b/block/linux-aio.c
index f4baba2be0..16e09d18a5 100644
--- a/block/linux-aio.c
+++ b/block/linux-aio.c
@@ -28,7 +28,7 @@
 #define MAX_QUEUED_IO  128
 
 struct qemu_laiocb {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     struct qemu_laio_state *ctx;
     struct iocb iocb;
     ssize_t ret;
@@ -146,7 +146,7 @@ static void qemu_laio_completion_cb(EventNotifier *e)
     }
 }
 
-static void laio_cancel(BlockDriverAIOCB *blockacb)
+static void laio_cancel(BlockAIOCB *blockacb)
 {
     struct qemu_laiocb *laiocb = (struct qemu_laiocb *)blockacb;
     struct io_event event;
@@ -243,7 +243,7 @@ int laio_io_unplug(BlockDriverState *bs, void *aio_ctx, bool unplug)
     return ret;
 }
 
-BlockDriverAIOCB *laio_submit(BlockDriverState *bs, void *aio_ctx, int fd,
+BlockAIOCB *laio_submit(BlockDriverState *bs, void *aio_ctx, int fd,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque, int type)
 {
diff --git a/block/null.c b/block/null.c
index 828441999c..e9547d785a 100644
--- a/block/null.c
+++ b/block/null.c
@@ -78,7 +78,7 @@ static coroutine_fn int null_co_flush(BlockDriverState *bs)
 }
 
 typedef struct {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUBH *bh;
 } NullAIOCB;
 
@@ -94,9 +94,9 @@ static void null_bh_cb(void *opaque)
     qemu_aio_unref(acb);
 }
 
-static inline BlockDriverAIOCB *null_aio_common(BlockDriverState *bs,
-                                                BlockDriverCompletionFunc *cb,
-                                                void *opaque)
+static inline BlockAIOCB *null_aio_common(BlockDriverState *bs,
+                                          BlockDriverCompletionFunc *cb,
+                                          void *opaque)
 {
     NullAIOCB *acb;
 
@@ -106,27 +106,27 @@ static inline BlockDriverAIOCB *null_aio_common(BlockDriverState *bs,
     return &acb->common;
 }
 
-static BlockDriverAIOCB *null_aio_readv(BlockDriverState *bs,
-                                        int64_t sector_num, QEMUIOVector *qiov,
-                                        int nb_sectors,
-                                        BlockDriverCompletionFunc *cb,
-                                        void *opaque)
+static BlockAIOCB *null_aio_readv(BlockDriverState *bs,
+                                  int64_t sector_num, QEMUIOVector *qiov,
+                                  int nb_sectors,
+                                  BlockDriverCompletionFunc *cb,
+                                  void *opaque)
 {
     return null_aio_common(bs, cb, opaque);
 }
 
-static BlockDriverAIOCB *null_aio_writev(BlockDriverState *bs,
-                                         int64_t sector_num, QEMUIOVector *qiov,
-                                         int nb_sectors,
-                                         BlockDriverCompletionFunc *cb,
-                                         void *opaque)
+static BlockAIOCB *null_aio_writev(BlockDriverState *bs,
+                                   int64_t sector_num, QEMUIOVector *qiov,
+                                   int nb_sectors,
+                                   BlockDriverCompletionFunc *cb,
+                                   void *opaque)
 {
     return null_aio_common(bs, cb, opaque);
 }
 
-static BlockDriverAIOCB *null_aio_flush(BlockDriverState *bs,
-                                        BlockDriverCompletionFunc *cb,
-                                        void *opaque)
+static BlockAIOCB *null_aio_flush(BlockDriverState *bs,
+                                  BlockDriverCompletionFunc *cb,
+                                  void *opaque)
 {
     return null_aio_common(bs, cb, opaque);
 }
diff --git a/block/qed.c b/block/qed.c
index 7f03c26227..4c14ac27e6 100644
--- a/block/qed.c
+++ b/block/qed.c
@@ -1365,11 +1365,11 @@ static void qed_aio_next_io(void *opaque, int ret)
                       io_fn, acb);
 }
 
-static BlockDriverAIOCB *qed_aio_setup(BlockDriverState *bs,
-                                       int64_t sector_num,
-                                       QEMUIOVector *qiov, int nb_sectors,
-                                       BlockDriverCompletionFunc *cb,
-                                       void *opaque, int flags)
+static BlockAIOCB *qed_aio_setup(BlockDriverState *bs,
+                                 int64_t sector_num,
+                                 QEMUIOVector *qiov, int nb_sectors,
+                                 BlockDriverCompletionFunc *cb,
+                                 void *opaque, int flags)
 {
     QEDAIOCB *acb = qemu_aio_get(&qed_aiocb_info, bs, cb, opaque);
 
@@ -1390,20 +1390,20 @@ static BlockDriverAIOCB *qed_aio_setup(BlockDriverState *bs,
     return &acb->common;
 }
 
-static BlockDriverAIOCB *bdrv_qed_aio_readv(BlockDriverState *bs,
-                                            int64_t sector_num,
-                                            QEMUIOVector *qiov, int nb_sectors,
-                                            BlockDriverCompletionFunc *cb,
-                                            void *opaque)
+static BlockAIOCB *bdrv_qed_aio_readv(BlockDriverState *bs,
+                                      int64_t sector_num,
+                                      QEMUIOVector *qiov, int nb_sectors,
+                                      BlockDriverCompletionFunc *cb,
+                                      void *opaque)
 {
     return qed_aio_setup(bs, sector_num, qiov, nb_sectors, cb, opaque, 0);
 }
 
-static BlockDriverAIOCB *bdrv_qed_aio_writev(BlockDriverState *bs,
-                                             int64_t sector_num,
-                                             QEMUIOVector *qiov, int nb_sectors,
-                                             BlockDriverCompletionFunc *cb,
-                                             void *opaque)
+static BlockAIOCB *bdrv_qed_aio_writev(BlockDriverState *bs,
+                                       int64_t sector_num,
+                                       QEMUIOVector *qiov, int nb_sectors,
+                                       BlockDriverCompletionFunc *cb,
+                                       void *opaque)
 {
     return qed_aio_setup(bs, sector_num, qiov, nb_sectors, cb,
                          opaque, QED_AIOCB_WRITE);
@@ -1431,7 +1431,7 @@ static int coroutine_fn bdrv_qed_co_write_zeroes(BlockDriverState *bs,
                                                  int nb_sectors,
                                                  BdrvRequestFlags flags)
 {
-    BlockDriverAIOCB *blockacb;
+    BlockAIOCB *blockacb;
     BDRVQEDState *s = bs->opaque;
     QEDWriteZeroesCB cb = { .done = false };
     QEMUIOVector qiov;
diff --git a/block/qed.h b/block/qed.h
index 2b0e724e05..fc4980494a 100644
--- a/block/qed.h
+++ b/block/qed.h
@@ -128,7 +128,7 @@ enum {
 };
 
 typedef struct QEDAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUBH *bh;
     int bh_ret;                     /* final return status for completion bh */
     QSIMPLEQ_ENTRY(QEDAIOCB) next;  /* next request */
diff --git a/block/quorum.c b/block/quorum.c
index 6ce5904824..e173ef0fbd 100644
--- a/block/quorum.c
+++ b/block/quorum.c
@@ -92,7 +92,7 @@ typedef struct QuorumAIOCB QuorumAIOCB;
  * $children_count QuorumChildRequest.
  */
 typedef struct QuorumChildRequest {
-    BlockDriverAIOCB *aiocb;
+    BlockAIOCB *aiocb;
     QEMUIOVector qiov;
     uint8_t *buf;
     int ret;
@@ -105,7 +105,7 @@ typedef struct QuorumChildRequest {
  * used to do operations on each children and track overall progress.
  */
 struct QuorumAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
 
     /* Request metadata */
     uint64_t sector_num;
@@ -130,7 +130,7 @@ struct QuorumAIOCB {
 
 static bool quorum_vote(QuorumAIOCB *acb);
 
-static void quorum_aio_cancel(BlockDriverAIOCB *blockacb)
+static void quorum_aio_cancel(BlockAIOCB *blockacb)
 {
     QuorumAIOCB *acb = container_of(blockacb, QuorumAIOCB, common);
     BDRVQuorumState *s = acb->common.bs->opaque;
@@ -264,7 +264,7 @@ static void quorum_rewrite_aio_cb(void *opaque, int ret)
     quorum_aio_finalize(acb);
 }
 
-static BlockDriverAIOCB *read_fifo_child(QuorumAIOCB *acb);
+static BlockAIOCB *read_fifo_child(QuorumAIOCB *acb);
 
 static void quorum_copy_qiov(QEMUIOVector *dest, QEMUIOVector *source)
 {
@@ -640,7 +640,7 @@ free_exit:
     return rewrite;
 }
 
-static BlockDriverAIOCB *read_quorum_children(QuorumAIOCB *acb)
+static BlockAIOCB *read_quorum_children(QuorumAIOCB *acb)
 {
     BDRVQuorumState *s = acb->common.bs->opaque;
     int i;
@@ -659,7 +659,7 @@ static BlockDriverAIOCB *read_quorum_children(QuorumAIOCB *acb)
     return &acb->common;
 }
 
-static BlockDriverAIOCB *read_fifo_child(QuorumAIOCB *acb)
+static BlockAIOCB *read_fifo_child(QuorumAIOCB *acb)
 {
     BDRVQuorumState *s = acb->common.bs->opaque;
 
@@ -675,12 +675,12 @@ static BlockDriverAIOCB *read_fifo_child(QuorumAIOCB *acb)
     return &acb->common;
 }
 
-static BlockDriverAIOCB *quorum_aio_readv(BlockDriverState *bs,
-                                          int64_t sector_num,
-                                          QEMUIOVector *qiov,
-                                          int nb_sectors,
-                                          BlockDriverCompletionFunc *cb,
-                                          void *opaque)
+static BlockAIOCB *quorum_aio_readv(BlockDriverState *bs,
+                                    int64_t sector_num,
+                                    QEMUIOVector *qiov,
+                                    int nb_sectors,
+                                    BlockDriverCompletionFunc *cb,
+                                    void *opaque)
 {
     BDRVQuorumState *s = bs->opaque;
     QuorumAIOCB *acb = quorum_aio_get(s, bs, qiov, sector_num,
@@ -696,12 +696,12 @@ static BlockDriverAIOCB *quorum_aio_readv(BlockDriverState *bs,
     return read_fifo_child(acb);
 }
 
-static BlockDriverAIOCB *quorum_aio_writev(BlockDriverState *bs,
-                                          int64_t sector_num,
-                                          QEMUIOVector *qiov,
-                                          int nb_sectors,
-                                          BlockDriverCompletionFunc *cb,
-                                          void *opaque)
+static BlockAIOCB *quorum_aio_writev(BlockDriverState *bs,
+                                     int64_t sector_num,
+                                     QEMUIOVector *qiov,
+                                     int nb_sectors,
+                                     BlockDriverCompletionFunc *cb,
+                                     void *opaque)
 {
     BDRVQuorumState *s = bs->opaque;
     QuorumAIOCB *acb = quorum_aio_get(s, bs, qiov, sector_num, nb_sectors,
diff --git a/block/raw-aio.h b/block/raw-aio.h
index e18c97509a..e1eee3f6f0 100644
--- a/block/raw-aio.h
+++ b/block/raw-aio.h
@@ -35,7 +35,7 @@
 #ifdef CONFIG_LINUX_AIO
 void *laio_init(void);
 void laio_cleanup(void *s);
-BlockDriverAIOCB *laio_submit(BlockDriverState *bs, void *aio_ctx, int fd,
+BlockAIOCB *laio_submit(BlockDriverState *bs, void *aio_ctx, int fd,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque, int type);
 void laio_detach_aio_context(void *s, AioContext *old_context);
@@ -49,7 +49,7 @@ typedef struct QEMUWin32AIOState QEMUWin32AIOState;
 QEMUWin32AIOState *win32_aio_init(void);
 void win32_aio_cleanup(QEMUWin32AIOState *aio);
 int win32_aio_attach(QEMUWin32AIOState *aio, HANDLE hfile);
-BlockDriverAIOCB *win32_aio_submit(BlockDriverState *bs,
+BlockAIOCB *win32_aio_submit(BlockDriverState *bs,
         QEMUWin32AIOState *aio, HANDLE hfile,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque, int type);
diff --git a/block/raw-posix.c b/block/raw-posix.c
index eb76f0e233..0fbaba00b1 100644
--- a/block/raw-posix.c
+++ b/block/raw-posix.c
@@ -1041,7 +1041,7 @@ static int paio_submit_co(BlockDriverState *bs, int fd,
     return thread_pool_submit_co(pool, aio_worker, acb);
 }
 
-static BlockDriverAIOCB *paio_submit(BlockDriverState *bs, int fd,
+static BlockAIOCB *paio_submit(BlockDriverState *bs, int fd,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque, int type)
 {
@@ -1066,7 +1066,7 @@ static BlockDriverAIOCB *paio_submit(BlockDriverState *bs, int fd,
     return thread_pool_submit_aio(pool, aio_worker, acb, cb, opaque);
 }
 
-static BlockDriverAIOCB *raw_aio_submit(BlockDriverState *bs,
+static BlockAIOCB *raw_aio_submit(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque, int type)
 {
@@ -1125,7 +1125,7 @@ static void raw_aio_flush_io_queue(BlockDriverState *bs)
 #endif
 }
 
-static BlockDriverAIOCB *raw_aio_readv(BlockDriverState *bs,
+static BlockAIOCB *raw_aio_readv(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -1133,7 +1133,7 @@ static BlockDriverAIOCB *raw_aio_readv(BlockDriverState *bs,
                           cb, opaque, QEMU_AIO_READ);
 }
 
-static BlockDriverAIOCB *raw_aio_writev(BlockDriverState *bs,
+static BlockAIOCB *raw_aio_writev(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -1141,7 +1141,7 @@ static BlockDriverAIOCB *raw_aio_writev(BlockDriverState *bs,
                           cb, opaque, QEMU_AIO_WRITE);
 }
 
-static BlockDriverAIOCB *raw_aio_flush(BlockDriverState *bs,
+static BlockAIOCB *raw_aio_flush(BlockDriverState *bs,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
     BDRVRawState *s = bs->opaque;
@@ -1595,7 +1595,7 @@ static int64_t coroutine_fn raw_co_get_block_status(BlockDriverState *bs,
     return ret;
 }
 
-static coroutine_fn BlockDriverAIOCB *raw_aio_discard(BlockDriverState *bs,
+static coroutine_fn BlockAIOCB *raw_aio_discard(BlockDriverState *bs,
     int64_t sector_num, int nb_sectors,
     BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -1935,7 +1935,7 @@ static int hdev_ioctl(BlockDriverState *bs, unsigned long int req, void *buf)
     return ioctl(s->fd, req, buf);
 }
 
-static BlockDriverAIOCB *hdev_aio_ioctl(BlockDriverState *bs,
+static BlockAIOCB *hdev_aio_ioctl(BlockDriverState *bs,
         unsigned long int req, void *buf,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -1976,7 +1976,7 @@ static int fd_open(BlockDriverState *bs)
 
 #endif /* !linux && !FreeBSD */
 
-static coroutine_fn BlockDriverAIOCB *hdev_aio_discard(BlockDriverState *bs,
+static coroutine_fn BlockAIOCB *hdev_aio_discard(BlockDriverState *bs,
     int64_t sector_num, int nb_sectors,
     BlockDriverCompletionFunc *cb, void *opaque)
 {
diff --git a/block/raw-win32.c b/block/raw-win32.c
index 9bf82252b8..c11d522250 100644
--- a/block/raw-win32.c
+++ b/block/raw-win32.c
@@ -138,7 +138,7 @@ static int aio_worker(void *arg)
     return ret;
 }
 
-static BlockDriverAIOCB *paio_submit(BlockDriverState *bs, HANDLE hfile,
+static BlockAIOCB *paio_submit(BlockDriverState *bs, HANDLE hfile,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque, int type)
 {
@@ -369,7 +369,7 @@ fail:
     return ret;
 }
 
-static BlockDriverAIOCB *raw_aio_readv(BlockDriverState *bs,
+static BlockAIOCB *raw_aio_readv(BlockDriverState *bs,
                          int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
                          BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -383,7 +383,7 @@ static BlockDriverAIOCB *raw_aio_readv(BlockDriverState *bs,
     }
 }
 
-static BlockDriverAIOCB *raw_aio_writev(BlockDriverState *bs,
+static BlockAIOCB *raw_aio_writev(BlockDriverState *bs,
                           int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
                           BlockDriverCompletionFunc *cb, void *opaque)
 {
@@ -397,7 +397,7 @@ static BlockDriverAIOCB *raw_aio_writev(BlockDriverState *bs,
     }
 }
 
-static BlockDriverAIOCB *raw_aio_flush(BlockDriverState *bs,
+static BlockAIOCB *raw_aio_flush(BlockDriverState *bs,
                          BlockDriverCompletionFunc *cb, void *opaque)
 {
     BDRVRawState *s = bs->opaque;
diff --git a/block/raw_bsd.c b/block/raw_bsd.c
index f82f4c25df..cde05fcf5f 100644
--- a/block/raw_bsd.c
+++ b/block/raw_bsd.c
@@ -129,10 +129,10 @@ static int raw_ioctl(BlockDriverState *bs, unsigned long int req, void *buf)
     return bdrv_ioctl(bs->file, req, buf);
 }
 
-static BlockDriverAIOCB *raw_aio_ioctl(BlockDriverState *bs,
-                                       unsigned long int req, void *buf,
-                                       BlockDriverCompletionFunc *cb,
-                                       void *opaque)
+static BlockAIOCB *raw_aio_ioctl(BlockDriverState *bs,
+                                 unsigned long int req, void *buf,
+                                 BlockDriverCompletionFunc *cb,
+                                 void *opaque)
 {
     return bdrv_aio_ioctl(bs->file, req, buf, cb, opaque);
 }
diff --git a/block/rbd.c b/block/rbd.c
index 96947e328a..a385a6e0cd 100644
--- a/block/rbd.c
+++ b/block/rbd.c
@@ -68,7 +68,7 @@ typedef enum {
 } RBDAIOCmd;
 
 typedef struct RBDAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUBH *bh;
     int64_t ret;
     QEMUIOVector *qiov;
@@ -589,13 +589,13 @@ static int rbd_aio_flush_wrapper(rbd_image_t image,
 #endif
 }
 
-static BlockDriverAIOCB *rbd_start_aio(BlockDriverState *bs,
-                                       int64_t sector_num,
-                                       QEMUIOVector *qiov,
-                                       int nb_sectors,
-                                       BlockDriverCompletionFunc *cb,
-                                       void *opaque,
-                                       RBDAIOCmd cmd)
+static BlockAIOCB *rbd_start_aio(BlockDriverState *bs,
+                                 int64_t sector_num,
+                                 QEMUIOVector *qiov,
+                                 int nb_sectors,
+                                 BlockDriverCompletionFunc *cb,
+                                 void *opaque,
+                                 RBDAIOCmd cmd)
 {
     RBDAIOCB *acb;
     RADOSCB *rcb = NULL;
@@ -675,32 +675,32 @@ failed:
     return NULL;
 }
 
-static BlockDriverAIOCB *qemu_rbd_aio_readv(BlockDriverState *bs,
-                                            int64_t sector_num,
-                                            QEMUIOVector *qiov,
-                                            int nb_sectors,
-                                            BlockDriverCompletionFunc *cb,
-                                            void *opaque)
+static BlockAIOCB *qemu_rbd_aio_readv(BlockDriverState *bs,
+                                      int64_t sector_num,
+                                      QEMUIOVector *qiov,
+                                      int nb_sectors,
+                                      BlockDriverCompletionFunc *cb,
+                                      void *opaque)
 {
     return rbd_start_aio(bs, sector_num, qiov, nb_sectors, cb, opaque,
                          RBD_AIO_READ);
 }
 
-static BlockDriverAIOCB *qemu_rbd_aio_writev(BlockDriverState *bs,
-                                             int64_t sector_num,
-                                             QEMUIOVector *qiov,
-                                             int nb_sectors,
-                                             BlockDriverCompletionFunc *cb,
-                                             void *opaque)
+static BlockAIOCB *qemu_rbd_aio_writev(BlockDriverState *bs,
+                                       int64_t sector_num,
+                                       QEMUIOVector *qiov,
+                                       int nb_sectors,
+                                       BlockDriverCompletionFunc *cb,
+                                       void *opaque)
 {
     return rbd_start_aio(bs, sector_num, qiov, nb_sectors, cb, opaque,
                          RBD_AIO_WRITE);
 }
 
 #ifdef LIBRBD_SUPPORTS_AIO_FLUSH
-static BlockDriverAIOCB *qemu_rbd_aio_flush(BlockDriverState *bs,
-                                            BlockDriverCompletionFunc *cb,
-                                            void *opaque)
+static BlockAIOCB *qemu_rbd_aio_flush(BlockDriverState *bs,
+                                      BlockDriverCompletionFunc *cb,
+                                      void *opaque)
 {
     return rbd_start_aio(bs, 0, NULL, 0, cb, opaque, RBD_AIO_FLUSH);
 }
@@ -876,11 +876,11 @@ static int qemu_rbd_snap_list(BlockDriverState *bs,
 }
 
 #ifdef LIBRBD_SUPPORTS_DISCARD
-static BlockDriverAIOCB* qemu_rbd_aio_discard(BlockDriverState *bs,
-                                              int64_t sector_num,
-                                              int nb_sectors,
-                                              BlockDriverCompletionFunc *cb,
-                                              void *opaque)
+static BlockAIOCB* qemu_rbd_aio_discard(BlockDriverState *bs,
+                                        int64_t sector_num,
+                                        int nb_sectors,
+                                        BlockDriverCompletionFunc *cb,
+                                        void *opaque)
 {
     return rbd_start_aio(bs, sector_num, NULL, nb_sectors, cb, opaque,
                          RBD_AIO_DISCARD);
diff --git a/block/sheepdog.c b/block/sheepdog.c
index 2d78ef91f7..be3176fcb4 100644
--- a/block/sheepdog.c
+++ b/block/sheepdog.c
@@ -301,7 +301,7 @@ enum AIOCBState {
 };
 
 struct SheepdogAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
 
     QEMUIOVector *qiov;
 
@@ -473,7 +473,7 @@ static bool sd_acb_cancelable(const SheepdogAIOCB *acb)
     return true;
 }
 
-static void sd_aio_cancel(BlockDriverAIOCB *blockacb)
+static void sd_aio_cancel(BlockAIOCB *blockacb)
 {
     SheepdogAIOCB *acb = (SheepdogAIOCB *)blockacb;
     BDRVSheepdogState *s = acb->common.bs->opaque;
diff --git a/block/win32-aio.c b/block/win32-aio.c
index 9323c1aed1..16c31a8cb1 100644
--- a/block/win32-aio.c
+++ b/block/win32-aio.c
@@ -44,7 +44,7 @@ struct QEMUWin32AIOState {
 };
 
 typedef struct QEMUWin32AIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     struct QEMUWin32AIOState *ctx;
     int nbytes;
     OVERLAPPED ov;
@@ -110,7 +110,7 @@ static const AIOCBInfo win32_aiocb_info = {
     .aiocb_size         = sizeof(QEMUWin32AIOCB),
 };
 
-BlockDriverAIOCB *win32_aio_submit(BlockDriverState *bs,
+BlockAIOCB *win32_aio_submit(BlockDriverState *bs,
         QEMUWin32AIOState *aio, HANDLE hfile,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque, int type)
diff --git a/dma-helpers.c b/dma-helpers.c
index 7f86e18e72..229192bfd9 100644
--- a/dma-helpers.c
+++ b/dma-helpers.c
@@ -67,9 +67,9 @@ void qemu_sglist_destroy(QEMUSGList *qsg)
 }
 
 typedef struct {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     BlockDriverState *bs;
-    BlockDriverAIOCB *acb;
+    BlockAIOCB *acb;
     QEMUSGList *sg;
     uint64_t sector_num;
     DMADirection dir;
@@ -173,7 +173,7 @@ static void dma_bdrv_cb(void *opaque, int ret)
     assert(dbs->acb);
 }
 
-static void dma_aio_cancel(BlockDriverAIOCB *acb)
+static void dma_aio_cancel(BlockAIOCB *acb)
 {
     DMAAIOCB *dbs = container_of(acb, DMAAIOCB, common);
 
@@ -190,7 +190,7 @@ static const AIOCBInfo dma_aiocb_info = {
     .cancel_async       = dma_aio_cancel,
 };
 
-BlockDriverAIOCB *dma_bdrv_io(
+BlockAIOCB *dma_bdrv_io(
     BlockDriverState *bs, QEMUSGList *sg, uint64_t sector_num,
     DMAIOFunc *io_func, BlockDriverCompletionFunc *cb,
     void *opaque, DMADirection dir)
@@ -214,17 +214,17 @@ BlockDriverAIOCB *dma_bdrv_io(
 }
 
 
-BlockDriverAIOCB *dma_bdrv_read(BlockDriverState *bs,
-                                QEMUSGList *sg, uint64_t sector,
-                                void (*cb)(void *opaque, int ret), void *opaque)
+BlockAIOCB *dma_bdrv_read(BlockDriverState *bs,
+                          QEMUSGList *sg, uint64_t sector,
+                          void (*cb)(void *opaque, int ret), void *opaque)
 {
     return dma_bdrv_io(bs, sg, sector, bdrv_aio_readv, cb, opaque,
                        DMA_DIRECTION_FROM_DEVICE);
 }
 
-BlockDriverAIOCB *dma_bdrv_write(BlockDriverState *bs,
-                                 QEMUSGList *sg, uint64_t sector,
-                                 void (*cb)(void *opaque, int ret), void *opaque)
+BlockAIOCB *dma_bdrv_write(BlockDriverState *bs,
+                           QEMUSGList *sg, uint64_t sector,
+                           void (*cb)(void *opaque, int ret), void *opaque)
 {
     return dma_bdrv_io(bs, sg, sector, bdrv_aio_writev, cb, opaque,
                        DMA_DIRECTION_TO_DEVICE);
diff --git a/docs/blkdebug.txt b/docs/blkdebug.txt
index 5dde07234f..cba1186f12 100644
--- a/docs/blkdebug.txt
+++ b/docs/blkdebug.txt
@@ -70,10 +70,10 @@ Rules support the following attributes:
   once - (optional, default "off") only execute this action on the first
          matching request
 
-  immediately - (optional, default "off") return a NULL BlockDriverAIOCB
-                pointer and fail without an errno instead.  This exercises the
-                code path where BlockDriverAIOCB fails and the caller's
-                BlockDriverCompletionFunc is not invoked.
+  immediately - (optional, default "off") return a NULL BlockAIOCB
+                pointer and fail without an errno instead.  This
+                exercises the code path where BlockAIOCB fails and the
+                caller's BlockDriverCompletionFunc is not invoked.
 
 Events
 ------
diff --git a/hw/block/nvme.h b/hw/block/nvme.h
index bd8fc3e4bb..993c51131c 100644
--- a/hw/block/nvme.h
+++ b/hw/block/nvme.h
@@ -636,7 +636,7 @@ typedef struct NvmeAsyncEvent {
 
 typedef struct NvmeRequest {
     struct NvmeSQueue       *sq;
-    BlockDriverAIOCB        *aiocb;
+    BlockAIOCB              *aiocb;
     uint16_t                status;
     NvmeCqe                 cqe;
     BlockAcctCookie         acct;
diff --git a/hw/ide/ahci.h b/hw/ide/ahci.h
index e223258820..e8ea34a1df 100644
--- a/hw/ide/ahci.h
+++ b/hw/ide/ahci.h
@@ -241,7 +241,7 @@ typedef struct AHCIDevice AHCIDevice;
 
 typedef struct NCQTransferState {
     AHCIDevice *drive;
-    BlockDriverAIOCB *aiocb;
+    BlockAIOCB *aiocb;
     QEMUSGList sglist;
     BlockAcctCookie acct;
     uint16_t sector_count;
diff --git a/hw/ide/core.c b/hw/ide/core.c
index ae85428864..0ef587e66b 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -360,15 +360,15 @@ static void ide_set_signature(IDEState *s)
 }
 
 typedef struct TrimAIOCB {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     QEMUBH *bh;
     int ret;
     QEMUIOVector *qiov;
-    BlockDriverAIOCB *aiocb;
+    BlockAIOCB *aiocb;
     int i, j;
 } TrimAIOCB;
 
-static void trim_aio_cancel(BlockDriverAIOCB *acb)
+static void trim_aio_cancel(BlockAIOCB *acb)
 {
     TrimAIOCB *iocb = container_of(acb, TrimAIOCB, common);
 
@@ -438,7 +438,7 @@ static void ide_issue_trim_cb(void *opaque, int ret)
     }
 }
 
-BlockDriverAIOCB *ide_issue_trim(BlockDriverState *bs,
+BlockAIOCB *ide_issue_trim(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque)
 {
diff --git a/hw/ide/internal.h b/hw/ide/internal.h
index 5c19f79437..c661a74dfd 100644
--- a/hw/ide/internal.h
+++ b/hw/ide/internal.h
@@ -389,7 +389,7 @@ struct IDEState {
     int cd_sector_size;
     int atapi_dma; /* true if dma is requested for the packet cmd */
     BlockAcctCookie acct;
-    BlockDriverAIOCB *pio_aiocb;
+    BlockAIOCB *pio_aiocb;
     struct iovec iov;
     QEMUIOVector qiov;
     /* ATA DMA state */
@@ -442,7 +442,7 @@ struct IDEDMA {
     const struct IDEDMAOps *ops;
     struct iovec iov;
     QEMUIOVector qiov;
-    BlockDriverAIOCB *aiocb;
+    BlockAIOCB *aiocb;
 };
 
 struct IDEBus {
@@ -555,7 +555,7 @@ void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
                         EndTransferFunc *end_transfer_func);
 void ide_transfer_stop(IDEState *s);
 void ide_set_inactive(IDEState *s, bool more);
-BlockDriverAIOCB *ide_issue_trim(BlockDriverState *bs,
+BlockAIOCB *ide_issue_trim(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque);
 
diff --git a/hw/ppc/mac.h b/hw/ppc/mac.h
index aff2b9a566..8bdba30c1e 100644
--- a/hw/ppc/mac.h
+++ b/hw/ppc/mac.h
@@ -131,7 +131,7 @@ typedef struct MACIOIDEState {
 
     MemoryRegion mem;
     IDEBus bus;
-    BlockDriverAIOCB *aiocb;
+    BlockAIOCB *aiocb;
     IDEDMA dma;
     void *dbdma;
     bool dma_active;
diff --git a/include/block/aio.h b/include/block/aio.h
index 156272177f..ce992502f1 100644
--- a/include/block/aio.h
+++ b/include/block/aio.h
@@ -22,16 +22,16 @@
 #include "qemu/rfifolock.h"
 #include "qemu/timer.h"
 
-typedef struct BlockDriverAIOCB BlockDriverAIOCB;
+typedef struct BlockAIOCB BlockAIOCB;
 typedef void BlockDriverCompletionFunc(void *opaque, int ret);
 
 typedef struct AIOCBInfo {
-    void (*cancel_async)(BlockDriverAIOCB *acb);
-    AioContext *(*get_aio_context)(BlockDriverAIOCB *acb);
+    void (*cancel_async)(BlockAIOCB *acb);
+    AioContext *(*get_aio_context)(BlockAIOCB *acb);
     size_t aiocb_size;
 } AIOCBInfo;
 
-struct BlockDriverAIOCB {
+struct BlockAIOCB {
     const AIOCBInfo *aiocb_info;
     BlockDriverState *bs;
     BlockDriverCompletionFunc *cb;
diff --git a/include/block/block.h b/include/block/block.h
index 3dc7c56037..0edddfe4f3 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -248,9 +248,9 @@ int bdrv_write(BlockDriverState *bs, int64_t sector_num,
                const uint8_t *buf, int nb_sectors);
 int bdrv_write_zeroes(BlockDriverState *bs, int64_t sector_num,
                int nb_sectors, BdrvRequestFlags flags);
-BlockDriverAIOCB *bdrv_aio_write_zeroes(BlockDriverState *bs, int64_t sector_num,
-                                        int nb_sectors, BdrvRequestFlags flags,
-                                        BlockDriverCompletionFunc *cb, void *opaque);
+BlockAIOCB *bdrv_aio_write_zeroes(BlockDriverState *bs, int64_t sector_num,
+                                  int nb_sectors, BdrvRequestFlags flags,
+                                  BlockDriverCompletionFunc *cb, void *opaque);
 int bdrv_make_zero(BlockDriverState *bs, BdrvRequestFlags flags);
 int bdrv_pread(BlockDriverState *bs, int64_t offset,
                void *buf, int count);
@@ -326,19 +326,19 @@ BlockDriverState *check_to_replace_node(const char *node_name, Error **errp);
 /* async block I/O */
 typedef void BlockDriverDirtyHandler(BlockDriverState *bs, int64_t sector,
                                      int sector_num);
-BlockDriverAIOCB *bdrv_aio_readv(BlockDriverState *bs, int64_t sector_num,
-                                 QEMUIOVector *iov, int nb_sectors,
-                                 BlockDriverCompletionFunc *cb, void *opaque);
-BlockDriverAIOCB *bdrv_aio_writev(BlockDriverState *bs, int64_t sector_num,
-                                  QEMUIOVector *iov, int nb_sectors,
-                                  BlockDriverCompletionFunc *cb, void *opaque);
-BlockDriverAIOCB *bdrv_aio_flush(BlockDriverState *bs,
-                                 BlockDriverCompletionFunc *cb, void *opaque);
-BlockDriverAIOCB *bdrv_aio_discard(BlockDriverState *bs,
-                                   int64_t sector_num, int nb_sectors,
-                                   BlockDriverCompletionFunc *cb, void *opaque);
-void bdrv_aio_cancel(BlockDriverAIOCB *acb);
-void bdrv_aio_cancel_async(BlockDriverAIOCB *acb);
+BlockAIOCB *bdrv_aio_readv(BlockDriverState *bs, int64_t sector_num,
+                           QEMUIOVector *iov, int nb_sectors,
+                           BlockDriverCompletionFunc *cb, void *opaque);
+BlockAIOCB *bdrv_aio_writev(BlockDriverState *bs, int64_t sector_num,
+                            QEMUIOVector *iov, int nb_sectors,
+                            BlockDriverCompletionFunc *cb, void *opaque);
+BlockAIOCB *bdrv_aio_flush(BlockDriverState *bs,
+                           BlockDriverCompletionFunc *cb, void *opaque);
+BlockAIOCB *bdrv_aio_discard(BlockDriverState *bs,
+                             int64_t sector_num, int nb_sectors,
+                             BlockDriverCompletionFunc *cb, void *opaque);
+void bdrv_aio_cancel(BlockAIOCB *acb);
+void bdrv_aio_cancel_async(BlockAIOCB *acb);
 
 typedef struct BlockRequest {
     /* Fields to be filled by multiwrite caller */
@@ -358,7 +358,7 @@ int bdrv_aio_multiwrite(BlockDriverState *bs, BlockRequest *reqs,
 
 /* sg packet commands */
 int bdrv_ioctl(BlockDriverState *bs, unsigned long int req, void *buf);
-BlockDriverAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
+BlockAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
         unsigned long int req, void *buf,
         BlockDriverCompletionFunc *cb, void *opaque);
 
diff --git a/include/block/block_int.h b/include/block/block_int.h
index da00aa5cfc..ab74618464 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -128,15 +128,15 @@ struct BlockDriver {
     void (*bdrv_refresh_filename)(BlockDriverState *bs);
 
     /* aio */
-    BlockDriverAIOCB *(*bdrv_aio_readv)(BlockDriverState *bs,
+    BlockAIOCB *(*bdrv_aio_readv)(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque);
-    BlockDriverAIOCB *(*bdrv_aio_writev)(BlockDriverState *bs,
+    BlockAIOCB *(*bdrv_aio_writev)(BlockDriverState *bs,
         int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque);
-    BlockDriverAIOCB *(*bdrv_aio_flush)(BlockDriverState *bs,
+    BlockAIOCB *(*bdrv_aio_flush)(BlockDriverState *bs,
         BlockDriverCompletionFunc *cb, void *opaque);
-    BlockDriverAIOCB *(*bdrv_aio_discard)(BlockDriverState *bs,
+    BlockAIOCB *(*bdrv_aio_discard)(BlockDriverState *bs,
         int64_t sector_num, int nb_sectors,
         BlockDriverCompletionFunc *cb, void *opaque);
 
@@ -218,7 +218,7 @@ struct BlockDriver {
 
     /* to control generic scsi devices */
     int (*bdrv_ioctl)(BlockDriverState *bs, unsigned long int req, void *buf);
-    BlockDriverAIOCB *(*bdrv_aio_ioctl)(BlockDriverState *bs,
+    BlockAIOCB *(*bdrv_aio_ioctl)(BlockDriverState *bs,
         unsigned long int req, void *buf,
         BlockDriverCompletionFunc *cb, void *opaque);
 
diff --git a/include/block/thread-pool.h b/include/block/thread-pool.h
index 472375227a..1fd57ec22d 100644
--- a/include/block/thread-pool.h
+++ b/include/block/thread-pool.h
@@ -27,7 +27,7 @@ typedef struct ThreadPool ThreadPool;
 ThreadPool *thread_pool_new(struct AioContext *ctx);
 void thread_pool_free(ThreadPool *pool);
 
-BlockDriverAIOCB *thread_pool_submit_aio(ThreadPool *pool,
+BlockAIOCB *thread_pool_submit_aio(ThreadPool *pool,
         ThreadPoolFunc *func, void *arg,
         BlockDriverCompletionFunc *cb, void *opaque);
 int coroutine_fn thread_pool_submit_co(ThreadPool *pool,
diff --git a/include/hw/scsi/scsi.h b/include/hw/scsi/scsi.h
index caaa3201ce..809aefb8c1 100644
--- a/include/hw/scsi/scsi.h
+++ b/include/hw/scsi/scsi.h
@@ -68,7 +68,7 @@ struct SCSIRequest {
     bool              io_canceled;
     bool              retry;
     bool              dma_started;
-    BlockDriverAIOCB  *aiocb;
+    BlockAIOCB        *aiocb;
     QEMUSGList        *sg;
     QTAILQ_ENTRY(SCSIRequest) next;
 };
diff --git a/include/sysemu/dma.h b/include/sysemu/dma.h
index 73ff86d4b9..1bc22234f1 100644
--- a/include/sysemu/dma.h
+++ b/include/sysemu/dma.h
@@ -197,20 +197,20 @@ void qemu_sglist_add(QEMUSGList *qsg, dma_addr_t base, dma_addr_t len);
 void qemu_sglist_destroy(QEMUSGList *qsg);
 #endif
 
-typedef BlockDriverAIOCB *DMAIOFunc(BlockDriverState *bs, int64_t sector_num,
-                                 QEMUIOVector *iov, int nb_sectors,
-                                 BlockDriverCompletionFunc *cb, void *opaque);
-
-BlockDriverAIOCB *dma_bdrv_io(BlockDriverState *bs,
-                              QEMUSGList *sg, uint64_t sector_num,
-                              DMAIOFunc *io_func, BlockDriverCompletionFunc *cb,
-                              void *opaque, DMADirection dir);
-BlockDriverAIOCB *dma_bdrv_read(BlockDriverState *bs,
-                                QEMUSGList *sg, uint64_t sector,
-                                BlockDriverCompletionFunc *cb, void *opaque);
-BlockDriverAIOCB *dma_bdrv_write(BlockDriverState *bs,
-                                 QEMUSGList *sg, uint64_t sector,
-                                 BlockDriverCompletionFunc *cb, void *opaque);
+typedef BlockAIOCB *DMAIOFunc(BlockDriverState *bs, int64_t sector_num,
+                              QEMUIOVector *iov, int nb_sectors,
+                              BlockDriverCompletionFunc *cb, void *opaque);
+
+BlockAIOCB *dma_bdrv_io(BlockDriverState *bs,
+                        QEMUSGList *sg, uint64_t sector_num,
+                        DMAIOFunc *io_func, BlockDriverCompletionFunc *cb,
+                        void *opaque, DMADirection dir);
+BlockAIOCB *dma_bdrv_read(BlockDriverState *bs,
+                          QEMUSGList *sg, uint64_t sector,
+                          BlockDriverCompletionFunc *cb, void *opaque);
+BlockAIOCB *dma_bdrv_write(BlockDriverState *bs,
+                           QEMUSGList *sg, uint64_t sector,
+                           BlockDriverCompletionFunc *cb, void *opaque);
 uint64_t dma_buf_read(uint8_t *ptr, int32_t len, QEMUSGList *sg);
 uint64_t dma_buf_write(uint8_t *ptr, int32_t len, QEMUSGList *sg);
 
diff --git a/tests/test-thread-pool.c b/tests/test-thread-pool.c
index 8c4d68b345..6a0b9813f5 100644
--- a/tests/test-thread-pool.c
+++ b/tests/test-thread-pool.c
@@ -11,7 +11,7 @@ static ThreadPool *pool;
 static int active;
 
 typedef struct {
-    BlockDriverAIOCB *aiocb;
+    BlockAIOCB *aiocb;
     int n;
     int ret;
 } WorkerTestData;
diff --git a/thread-pool.c b/thread-pool.c
index 86fa4a8f89..70ebb50e6d 100644
--- a/thread-pool.c
+++ b/thread-pool.c
@@ -34,7 +34,7 @@ enum ThreadState {
 };
 
 struct ThreadPoolElement {
-    BlockDriverAIOCB common;
+    BlockAIOCB common;
     ThreadPool *pool;
     ThreadPoolFunc *func;
     void *arg;
@@ -195,7 +195,7 @@ restart:
     }
 }
 
-static void thread_pool_cancel(BlockDriverAIOCB *acb)
+static void thread_pool_cancel(BlockAIOCB *acb)
 {
     ThreadPoolElement *elem = (ThreadPoolElement *)acb;
     ThreadPool *pool = elem->pool;
@@ -220,7 +220,7 @@ static void thread_pool_cancel(BlockDriverAIOCB *acb)
     qemu_mutex_unlock(&pool->lock);
 }
 
-static AioContext *thread_pool_get_aio_context(BlockDriverAIOCB *acb)
+static AioContext *thread_pool_get_aio_context(BlockAIOCB *acb)
 {
     ThreadPoolElement *elem = (ThreadPoolElement *)acb;
     ThreadPool *pool = elem->pool;
@@ -233,7 +233,7 @@ static const AIOCBInfo thread_pool_aiocb_info = {
     .get_aio_context    = thread_pool_get_aio_context,
 };
 
-BlockDriverAIOCB *thread_pool_submit_aio(ThreadPool *pool,
+BlockAIOCB *thread_pool_submit_aio(ThreadPool *pool,
         ThreadPoolFunc *func, void *arg,
         BlockDriverCompletionFunc *cb, void *opaque)
 {