Am 12.06.2017 um 15:47 hat Stefan Hajnoczi geschrieben:
> On Mon, May 22, 2017 at 02:57:00PM +0100, Stefan Hajnoczi wrote:
> > v3:
> > * Add missing bdrv_drain_all_end() in error code paths [Kevin]
> > v2:
> > * New patch to use bdrv_drain_all_begin/end() in savevm/loadvm [Kevin]
> > (All other patches unchanged)
> >
> > The 'savevm' command hangs when -object iothread is used. See patches for
> > details, but basically the vmstate read/write code didn't conform to the latest
> > block layer locking rules.
> >
> > Stefan Hajnoczi (4):
> > block: count bdrv_co_rw_vmstate() requests
> > block: use BDRV_POLL_WHILE() in bdrv_rw_vmstate()
> > migration: avoid recursive AioContext locking in save_vmstate()
> > migration: use bdrv_drain_all_begin/end() instead bdrv_drain_all()
> >
> > block/io.c | 21 +++++++++++++--------
> > migration/savevm.c | 30 ++++++++++++++++++++++++++----
> > 2 files changed, 39 insertions(+), 12 deletions(-)
>
> Ping ^ 2
Thanks, applied to the block branch.
Kevin