Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used

2015-04-02 Thread Wu, Feng
-Original Message- From: Tian, Kevin Sent: Thursday, April 02, 2015 1:34 PM To: Wu, Feng; xen-devel@lists.xen.org Cc: jbeul...@suse.com; k...@xen.org; Zhang, Yang Z Subject: RE: [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used From: Wu, Feng Sent: Wednesday,

Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used

2015-04-01 Thread Tian, Kevin
From: Wu, Feng Sent: Wednesday, March 25, 2015 8:32 PM This patch adds an API which is used to update the IRTE for posted-interrupt when guest changes MSI/MSI-X information. Signed-off-by: Feng Wu feng...@intel.com --- xen/drivers/passthrough/vtd/intremap.c | 83

Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used

2015-03-27 Thread Jan Beulich
On 27.03.15 at 03:13, feng...@intel.com wrote: From: Andrew Cooper [mailto:andrew.coop...@citrix.com] Sent: Friday, March 27, 2015 3:17 AM On 25/03/15 12:31, Feng Wu wrote: + +new_ire.lo_intpost.res_1 = 0; +new_ire.lo_intpost.res_2 = 0; +new_ire.lo_intpost.res_3 = 0; +

Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used

2015-03-26 Thread Wu, Feng
-Original Message- From: Andrew Cooper [mailto:andrew.coop...@citrix.com] Sent: Friday, March 27, 2015 3:17 AM To: Wu, Feng; xen-devel@lists.xen.org Cc: Zhang, Yang Z; Tian, Kevin; k...@xen.org; jbeul...@suse.com Subject: Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE

Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used

2015-03-26 Thread Wu, Feng
-Original Message- From: Andrew Cooper [mailto:andrew.coop...@citrix.com] Sent: Friday, March 27, 2015 3:17 AM To: Wu, Feng; xen-devel@lists.xen.org Cc: Zhang, Yang Z; Tian, Kevin; k...@xen.org; jbeul...@suse.com Subject: Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE

Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used

2015-03-26 Thread Andrew Cooper
On 25/03/15 12:31, Feng Wu wrote: This patch adds an API which is used to update the IRTE for posted-interrupt when guest changes MSI/MSI-X information. Signed-off-by: Feng Wu feng...@intel.com --- xen/drivers/passthrough/vtd/intremap.c | 83 ++

Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used

2015-03-26 Thread Wu, Feng
-Original Message- From: Konrad Rzeszutek Wilk [mailto:konrad.w...@oracle.com] Sent: Friday, March 27, 2015 3:36 AM To: Wu, Feng Cc: xen-devel@lists.xen.org; Zhang, Yang Z; Tian, Kevin; k...@xen.org; jbeul...@suse.com Subject: Re: [Xen-devel] [RFC v1 07/15] vt-d: Add API to update

[Xen-devel] [RFC v1 07/15] vt-d: Add API to update IRTE when VT-d PI is used

2015-03-25 Thread Feng Wu
This patch adds an API which is used to update the IRTE for posted-interrupt when guest changes MSI/MSI-X information. Signed-off-by: Feng Wu feng...@intel.com --- xen/drivers/passthrough/vtd/intremap.c | 83 ++ xen/drivers/passthrough/vtd/iommu.h| 3 ++