Re: [Xen-devel] blkback feature announcement

2015-12-08 Thread Bob Liu
On 12/08/2015 07:13 PM, Jan Beulich wrote: On 08.12.15 at 12:06, wrote: > >> On 12/08/2015 04:13 PM, Jan Beulich wrote: >> On 08.12.15 at 02:08, wrote: On 12/07/2015 08:42 PM, Roger Pau Monné wrote: > El 07/12/15 a les 13.00, Jan Beulich ha escrit: >> Hello, >> >>

Re: [Xen-devel] blkback feature announcement

2015-12-08 Thread Jan Beulich
>>> On 08.12.15 at 12:06, wrote: > On 12/08/2015 04:13 PM, Jan Beulich wrote: > On 08.12.15 at 02:08, wrote: >>> On 12/07/2015 08:42 PM, Roger Pau Monné wrote: El 07/12/15 a les 13.00, Jan Beulich ha escrit: > Hello, > > is there a particular reason why "max-ring-page-order"

Re: [Xen-devel] blkback feature announcement

2015-12-08 Thread Bob Liu
On 12/08/2015 04:13 PM, Jan Beulich wrote: On 08.12.15 at 02:08, wrote: >> On 12/07/2015 08:42 PM, Roger Pau Monné wrote: >>> El 07/12/15 a les 13.00, Jan Beulich ha escrit: Hello, is there a particular reason why "max-ring-page-order" gets written in xen_blkbk_probe(), b

Re: [Xen-devel] blkback feature announcement

2015-12-08 Thread Jan Beulich
>>> On 08.12.15 at 02:08, wrote: > On 12/07/2015 08:42 PM, Roger Pau Monné wrote: >> El 07/12/15 a les 13.00, Jan Beulich ha escrit: >>> Hello, >>> >>> is there a particular reason why "max-ring-page-order" gets written in >>> xen_blkbk_probe(), but e.g. "feature-max-indirect-segments" and >>> "fe

Re: [Xen-devel] blkback feature announcement

2015-12-07 Thread Bob Liu
On 12/07/2015 08:42 PM, Roger Pau Monné wrote: > El 07/12/15 a les 13.00, Jan Beulich ha escrit: >> Hello, >> >> is there a particular reason why "max-ring-page-order" gets written in >> xen_blkbk_probe(), but e.g. "feature-max-indirect-segments" and >> "feature-persistent" get written only in con

Re: [Xen-devel] blkback feature announcement

2015-12-07 Thread Konrad Rzeszutek Wilk
On Mon, Dec 07, 2015 at 01:42:09PM +0100, Roger Pau Monné wrote: > El 07/12/15 a les 13.00, Jan Beulich ha escrit: > > Hello, Ccing Bob. > > > > is there a particular reason why "max-ring-page-order" gets written in > > xen_blkbk_probe(), but e.g. "feature-max-indirect-segments" and > > "feature-

Re: [Xen-devel] blkback feature announcement

2015-12-07 Thread Roger Pau Monné
El 07/12/15 a les 13.00, Jan Beulich ha escrit: > Hello, > > is there a particular reason why "max-ring-page-order" gets written in > xen_blkbk_probe(), but e.g. "feature-max-indirect-segments" and > "feature-persistent" get written only in connect(), despite both having > constant values (and hen

[Xen-devel] blkback feature announcement

2015-12-07 Thread Jan Beulich
Hello, is there a particular reason why "max-ring-page-order" gets written in xen_blkbk_probe(), but e.g. "feature-max-indirect-segments" and "feature-persistent" get written only in connect(), despite both having constant values (and hence the node value effectively being known as soon as the dev