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authorKevin Wolf <kwolf@redhat.com>2016-10-20 15:07:27 +0200
committerKevin Wolf <kwolf@redhat.com>2016-10-27 19:05:23 +0200
commit16a389dc9ecc05e9d8d6ebd3eff6dc98158523e0 (patch)
tree14975d3b373c2269a84f79cf6c1f58e23ca1f1ca /include/block
parent61b2450414ee052c8f2561e999852fad0534899e (diff)
block: Introduce .bdrv_co_ioctl() driver callback
This allows drivers to implement ioctls in a coroutine-based way. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com>
Diffstat (limited to 'include/block')
-rw-r--r--include/block/block_int.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 3e79228eb0..e96e9ada57 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;