Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging

Block layer patches

# gpg: Signature made Thu 27 Oct 2016 18:15:47 BST
# gpg:                using RSA key 0x7F09B272C88F2FD6
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>"
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* remotes/kevin/tags/for-upstream: (23 commits)
  iotests: Add test for NBD's blockdev-add interface
  iotests: Add assert_json_filename_equal() method
  socket_scm_helper: Accept fd directly
  iotests.py: Allow concurrent qemu instances
  iotests.py: Add qemu_nbd function
  qapi: Allow blockdev-add for NBD
  block/nbd: Use SocketAddress options
  block/nbd: Accept SocketAddress
  block/nbd: Add nbd_has_filename_options_conflict()
  block/nbd: Use qdict_put()
  block/nbd: Default port in nbd_refresh_filename()
  block/nbd: Reject port parameter without host
  block/nbd: Drop trailing "." in error messages
  qemu-iotests: Fix typo for NFS with IMGOPTSSYNTAX
  block: Remove bdrv_aio_ioctl()
  raw: Implement .bdrv_co_ioctl instead of .bdrv_aio_ioctl
  block: Introduce .bdrv_co_ioctl() driver callback
  block: Remove bdrv_ioctl()
  raw-posix: Don't use bdrv_ioctl()
  block: Use blk_co_ioctl() for all BB level ioctls
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

3 files changed, 4 insertions, 7 deletions

diff --git a/include/block/block.h b/include/block/block.h
index 107c603..398a050 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -314,17 +314,11 @@ BlockAIOCB *bdrv_aio_writev(BdrvChild *child, int64_t sector_num,
                             BlockCompletionFunc *cb, void *opaque);
 BlockAIOCB *bdrv_aio_flush(BlockDriverState *bs,
                            BlockCompletionFunc *cb, void *opaque);
-BlockAIOCB *bdrv_aio_pdiscard(BlockDriverState *bs,
-                              int64_t offset, int count,
-                              BlockCompletionFunc *cb, void *opaque);
 void bdrv_aio_cancel(BlockAIOCB *acb);
 void bdrv_aio_cancel_async(BlockAIOCB *acb);
 
 /* sg packet commands */
-int bdrv_ioctl(BlockDriverState *bs, unsigned long int req, void *buf);
-BlockAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
-        unsigned long int req, void *buf,
-        BlockCompletionFunc *cb, void *opaque);
+int bdrv_co_ioctl(BlockDriverState *bs, int req, void *buf);
 
 /* Invalidate any cached metadata used by image formats */
 void bdrv_invalidate_cache(BlockDriverState *bs, Error **errp);
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 3e79228..e96e9ad 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -244,6 +244,8 @@ struct BlockDriver {
     BlockAIOCB *(*bdrv_aio_ioctl)(BlockDriverState *bs,
         unsigned long int req, void *buf,
         BlockCompletionFunc *cb, void *opaque);
+    int coroutine_fn (*bdrv_co_ioctl)(BlockDriverState *bs,
+                                      unsigned long int req, void *buf);
 
     /* List of options for creating images, terminated by name == NULL */
     QemuOptsList *create_opts;
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index b07159b..6444e41 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -146,6 +146,7 @@ BlockAIOCB *blk_aio_pdiscard(BlockBackend *blk, int64_t offset, int count,
                              BlockCompletionFunc *cb, void *opaque);
 void blk_aio_cancel(BlockAIOCB *acb);
 void blk_aio_cancel_async(BlockAIOCB *acb);
+int blk_co_ioctl(BlockBackend *blk, unsigned long int req, void *buf);
 int blk_ioctl(BlockBackend *blk, unsigned long int req, void *buf);
 BlockAIOCB *blk_aio_ioctl(BlockBackend *blk, unsigned long int req, void *buf,
                           BlockCompletionFunc *cb, void *opaque);