Re: [Qemu-stable] [PATCH 02/12] migration: Don't lose errno across aio context changes

[Juan Quintela]

Eric Blake <address@hidden> wrote:
> set_drity_tracking() was assuming that the errno value set by
> bdrv_create_dirty_bitmap() would not be corrupted by either
> blk_get_aio_context() or aio_context_release().  Rather than
> audit whether this assumption is safe, rewrite the code to just
> grab the value of errno sooner.
>
> CC: address@hidden
> Signed-off-by: Eric Blake <address@hidden>

Reviewed-by: Juan Quintela <address@hidden>