blockjob: implement and use block_job_get_aio_context

We are going to drop BlockJob.blk. So let's retrieve block job context
from underlying job instead of main node.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Nikita Lapshin <nikita.lapshin@virtuozzo.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/blockjob.c b/blockjob.c
index 4bad1408cb..70bc3105a6 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -547,3 +547,8 @@ BlockErrorAction block_job_error_action(BlockJob *job, BlockdevOnError on_err,
     }
     return action;
 }
+
+AioContext *block_job_get_aio_context(BlockJob *job)
+{
+    return job->job.aio_context;
+}