Re: [Xen-devel] [PATCH 12/14] xen-blkback: safely unmap grants in case they are still in use

[Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>]

> @@ -982,6 +1075,9 @@ static void __end_block_io_op(struct pending_req 
> *pending_req, int error)
>          * the grant references associated with 'request' and provide
>          * the proper response on the ring.
>          */
> +       if (atomic_dec_and_test(&pending_req->pendcnt))
> +               xen_blkbk_unmap_and_respond(pending_req);
> +
>         if (atomic_dec_and_test(&pending_req->pendcnt)) {
Didn't code in this block go into xen_blkbk_unmap_and_respond_callback() 
and so it needs to be removed here?
-boris

>                 struct xen_blkif *blkif = pending_req->blkif;
>   

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