Re: [Xen-devel] [PATCH v3] xen-blkfront: dynamic configuration of per-vbd resources

2016-07-28 Thread David Vrabel
On 27/07/16 04:21, Bob Liu wrote: > The current VBD layer reserves buffer space for each attached device based on > three statically configured settings which are read at boot time. > * max_indirect_segs: Maximum amount of segments. > * max_ring_page_order: Maximum order of pages to be used for t

RE: [Xen-devel] [PATCH v3] xen-blkfront: dynamic configuration of per-vbd resources

2016-07-27 Thread Paul Durrant
> -Original Message- [snip] > > > > Also, I'm not sure this is correct, if blkfront sees the "Closing" state on > > blkback it will try to close the frontend and destroy the block device (see > > blkfront_closing), and this should be avoided. You should call > > blkfront_resume as soon as y