Re: [Xen-devel] [PATCH v2 1/1] public/io/netif.h: add gref mapping control messages

2017-09-07 Thread Paul Durrant
> -Original Message- > From: Joao Martins [mailto:joao.m.mart...@oracle.com] > Sent: 06 September 2017 17:07 > To: Paul Durrant > Subject: Re: [PATCH v2 1/1] public/io/netif.h: add gref mapping control > messages > > [Is it meant to be offlist?] Nope. My

Re: [Xen-devel] [PATCH v2 1/1] public/io/netif.h: add gref mapping control messages

2017-09-07 Thread Paul Durrant
[Accidentally dropped list and other ccs] > -Original Message- > From: Paul Durrant > Sent: 06 September 2017 15:49 > To: 'Joao Martins' > Subject: RE: [PATCH v2 1/1] public/io/netif.h: add gref mapping control > messages > > > -Original Message- > >

Re: [Xen-devel] [PATCH v2 1/1] public/io/netif.h: add gref mapping control messages

2017-09-06 Thread Joao Martins
On 09/06/2017 02:49 PM, Paul Durrant wrote: >> -Original Message- >> From: Joao Martins [mailto:joao.m.mart...@oracle.com] >> Sent: 01 September 2017 15:51 >> To: Xen-devel >> Cc: Wei Liu ; Paul Durrant ; >> Konrad

Re: [Xen-devel] [PATCH v2 1/1] public/io/netif.h: add gref mapping control messages

2017-09-06 Thread Paul Durrant
> -Original Message- > From: Joao Martins [mailto:joao.m.mart...@oracle.com] > Sent: 01 September 2017 15:51 > To: Xen-devel > Cc: Wei Liu ; Paul Durrant ; > Konrad Rzeszutek Wilk ; Joao Martins

[Xen-devel] [PATCH v2 1/1] public/io/netif.h: add gref mapping control messages

2017-09-01 Thread Joao Martins
Adds 3 messages to allow guest to let backend keep grants mapped, such that 1) guests allowing fast recycling of pages can avoid doing grant ops for those cases, or otherwise 2) preferring copies over grants and 3) always using a fixed set of pages for network I/O. The three control ring messages