Re: [Qemu-devel] [Xen-devel] [PATCH] xen-mapcache: don't unmap locked entry during mapcache invalidation

2012-03-15 Thread Tim Deegan
At 17:14 + on 15 Mar (1331831693), Stefano Stabellini wrote: > On Thu, 15 Mar 2012, Julien Grall wrote: > > When an IOREQ_TYPE_INVALIDATE is sent to QEMU, it invalidates all entry > > of the map cache even if it's locked. > > > > QEMU is not able to know that entry was invalidated, so when an

Re: [Qemu-devel] [Xen-devel] [PATCH] xen-mapcache: don't unmap locked entry during mapcache invalidation

2012-03-15 Thread Tim Deegan
At 10:32 -0700 on 15 Mar (1331807562), Andres Lagar-Cavilla wrote: > > At 17:14 + on 15 Mar (1331831693), Stefano Stabellini wrote: > >> On Thu, 15 Mar 2012, Julien Grall wrote: > >> > When an IOREQ_TYPE_INVALIDATE is sent to QEMU, it invalidates all > >> entry > >> > of the map cache even if i

Re: [Qemu-devel] [Xen-devel] [XEN][RFC PATCH 00/15] QEMU disaggregation

2012-03-22 Thread Tim Deegan
Hi, At 15:59 + on 22 Mar (1332431961), Julien Grall wrote: > Julien Grall (15): > xc: Add the hypercall for multiple servers > xc: Add argument to allocate more special pages > xc: Fix python build Shouldn't something here update xc_domain_save/xc_domain_restore? Cheers, Tim.

Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2.

2013-06-19 Thread Tim Deegan
At 11:07 +0100 on 19 Jun (1371640052), Ian Campbell wrote: > On Wed, 2013-06-19 at 10:43 +0100, Paul Durrant wrote: > > > -Original Message- > > > From: Ian Campbell > > > Sent: 19 June 2013 10:42 > > > To: Paul Durrant > > > Cc: qemu-devel@nongnu.org; xen-de...@lists.xen.org > > > Subject:

Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2.

2013-06-19 Thread Tim Deegan
At 11:23 + on 19 Jun (1371641017), Paul Durrant wrote: > The problem is that the old Citrix PV drivers bind their version of > xenvbd directly to the platform device (id=1). The new PV drivers bind > their xenbus driver to their platform device, because to go onto > Windows Update you cannot ha

Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2.

2013-06-19 Thread Tim Deegan
At 11:21 -0700 on 19 Jun (1371640904), Matt Wilson wrote: > On Wed, Jun 19, 2013 at 11:42:06AM +0100, Alex Bligh wrote: > > > > --On 19 June 2013 10:13:17 + Paul Durrant > > wrote: > > > > >>We obviously can't say to users "Are you running Windows and are you > > >>running PV drivers >= X.Y,

Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2.

2013-06-20 Thread Tim Deegan
At 07:47 + on 20 Jun (1371714432), Paul Durrant wrote: > > > I agree. If this is really the only solution, we would need to have > > > both versions presented to the guest so that old drivers continue to > > > work without any intervention. > > > > I suspect that if we expose both, both sets o

Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2.

2013-06-26 Thread Tim Deegan
At 11:23 + on 26 Jun (1372245783), Paul Durrant wrote: > We could blacklist all existing Citrix PV drivers in upstream QEMU, > to avoid the clash, but that seems like a very unfriendly > approach. Also, it's not going to stop someone with an existing VM, > who happens to be using legacy Citrix

Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2.

2013-06-26 Thread Tim Deegan
At 12:06 + on 26 Jun (1372248391), Paul Durrant wrote: > > -Original Message- > > From: Tim Deegan [mailto:t...@xen.org] > > Sent: 26 June 2013 12:58 > > To: Paul Durrant > > Cc: Ian Campbell; Matt Wilson; Alex Bligh; xen-de...@lists.xen.org; qemu- > &

Re: [Qemu-devel] [Xen-devel] [PATCH] Citrix PV Bus device

2013-07-02 Thread Tim Deegan
At 10:56 +0100 on 02 Jul (1372762607), Ian Campbell wrote: > On Tue, 2013-07-02 at 10:14 +0100, Paul Durrant wrote: > > I had actually coded up a solution based on the existing Xen platform > > device, by having it synthesize a device ID based on the Xen version > > to which we could then host the

Re: [Qemu-devel] [Xen-devel] [PATCH] Citrix PV Bus device

2013-07-02 Thread Tim Deegan
At 10:31 + on 02 Jul (1372761105), Paul Durrant wrote: > > > Well, the WU drivers could refuse to install except as upgrade to > > > themselves (i.e. fail if there's any unknown driver bound to the xen > > > platform device, and also fail if there's _no_ driver bound). Then the > > > guest adm

[Qemu-devel] [PATCH] RTL8139 rx-path fixes

2007-07-17 Thread Tim Deegan
Two small changes: fix the buffer wraparound code for 64k ring-buffers, and enable (and fix) the crc32 checksum calculation. These changes are needed for the the Realtek driver that shipped with 32-bit Vista. Cheers, Tim. -- Tim Deegan <[EMAIL PROTECTED]>, XenSource UK Limited Regi