...@redhat.com>;
> 'jan.kis...@siemens.com'
> >> <jan.kis...@siemens.com>; 'bd.a...@gmail.com' <bd.a...@gmail.com>;
> >> 'qemu- de...@nongnu.org' <qemu-devel@nongnu.org>;
> 'alex.william...@redhat.com'
> >> <alex.william...@redhat.com&
emens.com' <jan.kis...@siemens.com>;
'bd.a...@gmail.com' <bd.a...@gmail.com>; 'David Gibson'
<da...@gibson.dropbear.id.au>; 'qemu-devel@nongnu.org'
Subject: Re: [Qemu-devel] [PATCH v7 14/17] memory: add
MemoryRegionIOMMUOps.replay() callback
On 2017年03月30日 19:06, Liu, Yi L wrote:
-Original M
Tian, Kevin <kevin.t...@intel.com>;
> 'm...@redhat.com'
> >> <m...@redhat.com>; 'jan.kis...@siemens.com' <jan.kis...@siemens.com>;
> >> 'bd.a...@gmail.com' <bd.a...@gmail.com>; 'David Gibson'
> >> <da...@gibson.dropbear.id.au>; 'qemu-devel@nong
om; Lan, Tianyu <tianyu@intel.com>;
Tian, Kevin <kevin.t...@intel.com>; m...@redhat.com;
jan.kis...@siemens.com; jasow...@redhat.com; bd.a...@gmail.com; David
Gibson <da...@gibson.dropbear.id.au>; qemu-devel@nongnu.org
Subject: RE: [Qemu-devel] [PATCH v7 14/17] memory: add
Memo
;> From: Peter Xu [mailto:pet...@redhat.com]
> >>> Sent: Monday, March 27, 2017 5:12 PM
> >>> To: Liu, Yi L <yi.l@intel.com>
> >>> Cc: alex.william...@redhat.com; Lan, Tianyu <tianyu@intel.com>;
> >>> Tian, Kevin <kevin.t...@intel.
On Fri, Mar 31, 2017 at 01:12:56PM +0800, Jason Wang wrote:
>
>
> On 2017年03月31日 13:01, Peter Xu wrote:
> >On Fri, Mar 31, 2017 at 12:21:23PM +0800, Jason Wang wrote:
> >>
> >>On 2017年03月31日 10:56, Peter Xu wrote:
> >Just come to mind that there may be a corner case here.
> >
>
On 2017年03月31日 13:01, Peter Xu wrote:
On Fri, Mar 31, 2017 at 12:21:23PM +0800, Jason Wang wrote:
On 2017年03月31日 10:56, Peter Xu wrote:
Just come to mind that there may be a corner case here.
Intel VT-d actually has a "pt" mode which allows device use physical address
even when VT-d is
On Fri, Mar 31, 2017 at 12:21:23PM +0800, Jason Wang wrote:
>
>
> On 2017年03月31日 10:56, Peter Xu wrote:
> >>>Just come to mind that there may be a corner case here.
> >>>
> >>>Intel VT-d actually has a "pt" mode which allows device use physical
> >>>address
> >>>even when VT-d is enabled. In
On 2017年03月31日 10:56, Peter Xu wrote:
Just come to mind that there may be a corner case here.
Intel VT-d actually has a "pt" mode which allows device use physical address
even when VT-d is enabled. In kernel, there is a iommu_identity_mapping.
If a device is in this map, then it would use
arch 27, 2017 5:12 PM
> >>>To: Liu, Yi L <yi.l@intel.com>
> >>>Cc: alex.william...@redhat.com; Lan, Tianyu <tianyu@intel.com>;
> >>>Tian, Kevin <kevin.t...@intel.com>; m...@redhat.com;
> >>>jan.kis...@siemens.com; jasow...@redhat.c
edhat.com; jan.kis...@siemens.com;
jasow...@redhat.com; bd.a...@gmail.com; David Gibson
<da...@gibson.dropbear.id.au>; qemu-devel@nongnu.org
Subject: RE: [Qemu-devel] [PATCH v7 14/17] memory: add
MemoryRegionIOMMUOps.replay() callback
-Original Message-
From: Peter Xu [mailto:pet...@redhat.com
s...@siemens.com;
> jasow...@redhat.com; bd.a...@gmail.com; David Gibson
> <da...@gibson.dropbear.id.au>; qemu-devel@nongnu.org
> Subject: RE: [Qemu-devel] [PATCH v7 14/17] memory: add
> MemoryRegionIOMMUOps.replay() callback
>
> > -Original Message-
> > From: P
intel.com>; m...@redhat.com; jan.kis...@siemens.com;
> jasow...@redhat.com; bd.a...@gmail.com; David Gibson
> <da...@gibson.dropbear.id.au>; qemu-devel@nongnu.org
> Subject: Re: [Qemu-devel] [PATCH v7 14/17] memory: add
> MemoryRegionIOMMUOps.replay() callback
>
> On Mon, Mar 27,
devel@nongnu.org
> > Cc: Lan, Tianyu <tianyu@intel.com>; Tian, Kevin <kevin.t...@intel.com>;
> > m...@redhat.com; jan.kis...@siemens.com; jasow...@redhat.com;
> > pet...@redhat.com; alex.william...@redhat.com; bd.a...@gmail.com; David
> > Gibson <da...@gi
tel.com>;
> m...@redhat.com; jan.kis...@siemens.com; jasow...@redhat.com;
> pet...@redhat.com; alex.william...@redhat.com; bd.a...@gmail.com; David
> Gibson <da...@gibson.dropbear.id.au>
> Subject: [Qemu-devel] [PATCH v7 14/17] memory: add
> MemoryRegionIOM
On Tue, Feb 07, 2017 at 04:28:16PM +0800, Peter Xu wrote:
> Originally we have one memory_region_iommu_replay() function, which is
> the default behavior to replay the translations of the whole IOMMU
> region. However, on some platform like x86, we may want our own replay
> logic for IOMMU
Originally we have one memory_region_iommu_replay() function, which is
the default behavior to replay the translations of the whole IOMMU
region. However, on some platform like x86, we may want our own replay
logic for IOMMU regions. This patch add one more hook for IOMMUOps for
the callback, and
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