On Mon, 20 Apr 2015, Ian Campbell wrote:
> On Mon, 2015-04-20 at 11:38 +0100, Stefano Stabellini wrote:
> > On Mon, 20 Apr 2015, Ian Campbell wrote:
> > > On Mon, 2015-04-20 at 10:58 +0100, Stefano Stabellini wrote:
> > > > On Sat, 18 Apr 2015, Chen Baozi wrote:
> > > > > On Fri, Apr 17, 2015 at 05
On Mon, 2015-04-20 at 11:38 +0100, Stefano Stabellini wrote:
> On Mon, 20 Apr 2015, Ian Campbell wrote:
> > On Mon, 2015-04-20 at 10:58 +0100, Stefano Stabellini wrote:
> > > On Sat, 18 Apr 2015, Chen Baozi wrote:
> > > > On Fri, Apr 17, 2015 at 05:13:16PM +0100, Stefano Stabellini wrote:
> > > > >
On Mon, Apr 20, 2015 at 10:58:52AM +0100, Stefano Stabellini wrote:
> On Sat, 18 Apr 2015, Chen Baozi wrote:
> > On Fri, Apr 17, 2015 at 05:13:16PM +0100, Stefano Stabellini wrote:
> > > On Fri, 17 Apr 2015, Ian Campbell wrote:
> > > > On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wrote:
>
On Mon, 20 Apr 2015, Ian Campbell wrote:
> On Mon, 2015-04-20 at 10:58 +0100, Stefano Stabellini wrote:
> > On Sat, 18 Apr 2015, Chen Baozi wrote:
> > > On Fri, Apr 17, 2015 at 05:13:16PM +0100, Stefano Stabellini wrote:
> > > > On Fri, 17 Apr 2015, Ian Campbell wrote:
> > > > > On Fri, 2015-04-17
On Mon, 2015-04-20 at 10:58 +0100, Stefano Stabellini wrote:
> On Sat, 18 Apr 2015, Chen Baozi wrote:
> > On Fri, Apr 17, 2015 at 05:13:16PM +0100, Stefano Stabellini wrote:
> > > On Fri, 17 Apr 2015, Ian Campbell wrote:
> > > > On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wrote:
> > > > >
On Sat, 18 Apr 2015, Chen Baozi wrote:
> On Fri, Apr 17, 2015 at 05:13:16PM +0100, Stefano Stabellini wrote:
> > On Fri, 17 Apr 2015, Ian Campbell wrote:
> > > On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wrote:
> > > > > > If I set dom0_mem to a small value (e.g. 512M), which makes all
>
On Sat, 2015-04-18 at 00:41 +0800, Chen Baozi wrote:
> On Fri, Apr 17, 2015 at 02:21:45PM +0100, Ian Campbell wrote:
> > On Fri, 2015-04-17 at 19:24 +0800, Chen Baozi wrote:
> > > Hi all,
> > >
> > > According to my recent experience, there might be some problems of swiotlb
> > > dma map on 1:1 ma
On Sat, 2015-04-18 at 17:23 +0800, Chen Baozi wrote:
> On Sat, Apr 18, 2015 at 05:08:58PM +0800, Chen Baozi wrote:
> > On Fri, Apr 17, 2015 at 05:13:16PM +0100, Stefano Stabellini wrote:
> > > On Fri, 17 Apr 2015, Ian Campbell wrote:
> > > > On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wro
On Sat, Apr 18, 2015 at 05:08:58PM +0800, Chen Baozi wrote:
> On Fri, Apr 17, 2015 at 05:13:16PM +0100, Stefano Stabellini wrote:
> > On Fri, 17 Apr 2015, Ian Campbell wrote:
> > > On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wrote:
> > > > > > If I set dom0_mem to a small value (e.g. 512M
On Fri, Apr 17, 2015 at 05:13:16PM +0100, Stefano Stabellini wrote:
> On Fri, 17 Apr 2015, Ian Campbell wrote:
> > On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wrote:
> > > > > If I set dom0_mem to a small value (e.g. 512M), which makes all
> > > > > physical memory
> > > > > of dom0 belo
On Fri, Apr 17, 2015 at 03:32:20PM +0100, Stefano Stabellini wrote:
> On Fri, 17 Apr 2015, Chen Baozi wrote:
> > Hi all,
> >
> > According to my recent experience, there might be some problems of swiotlb
> > dma map on 1:1 mapping arm64 dom0 with large memory. The issue is like
> > below:
> >
>
Hi Stefano,
On Fri, Apr 17, 2015 at 03:32:20PM +0100, Stefano Stabellini wrote:
> On Fri, 17 Apr 2015, Chen Baozi wrote:
> > Hi all,
> >
> > According to my recent experience, there might be some problems of swiotlb
> > dma map on 1:1 mapping arm64 dom0 with large memory. The issue is like
> > b
On Fri, Apr 17, 2015 at 02:21:45PM +0100, Ian Campbell wrote:
> On Fri, 2015-04-17 at 19:24 +0800, Chen Baozi wrote:
> > Hi all,
> >
> > According to my recent experience, there might be some problems of swiotlb
> > dma map on 1:1 mapping arm64 dom0 with large memory. The issue is like
> > below:
On Fri, 2015-04-17 at 17:13 +0100, Stefano Stabellini wrote:
> On Fri, 17 Apr 2015, Ian Campbell wrote:
> > On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wrote:
> > > > > If I set dom0_mem to a small value (e.g. 512M), which makes all
> > > > > physical memory
> > > > > of dom0 below 4G, e
On Fri, 17 Apr 2015, Ian Campbell wrote:
> On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wrote:
> > > > If I set dom0_mem to a small value (e.g. 512M), which makes all
> > > > physical memory
> > > > of dom0 below 4G, everything goes fine.
> > >
> > > So you are getting allocated memory b
On Fri, 2015-04-17 at 15:34 +0100, Stefano Stabellini wrote:
> > > If I set dom0_mem to a small value (e.g. 512M), which makes all physical
> > > memory
> > > of dom0 below 4G, everything goes fine.
> >
> > So you are getting allocated memory below 4G?
> >
> > You message on IRC suggested you we
On Fri, 2015-04-17 at 15:32 +0100, Stefano Stabellini wrote:
> I think that given that dom0 is mapped 1:1 on ARM, the easiest and best
> fix would be to simply allocate memory under 4G to begin with.
Not necessarily best, see my reply (hint: dom0 might not have RAM under
4GB even if the host does)
On Fri, 17 Apr 2015, Ian Campbell wrote:
> On Fri, 2015-04-17 at 19:24 +0800, Chen Baozi wrote:
> > Hi all,
> >
> > According to my recent experience, there might be some problems of swiotlb
> > dma map on 1:1 mapping arm64 dom0 with large memory. The issue is like
> > below:
> >
> > For those a
On Fri, 17 Apr 2015, Chen Baozi wrote:
> Hi all,
>
> According to my recent experience, there might be some problems of swiotlb
> dma map on 1:1 mapping arm64 dom0 with large memory. The issue is like below:
>
> For those arm64 server with large memory, it is possible to set dom0_mem >
> 4G (e.g.
On Fri, 2015-04-17 at 19:24 +0800, Chen Baozi wrote:
> Hi all,
>
> According to my recent experience, there might be some problems of swiotlb
> dma map on 1:1 mapping arm64 dom0 with large memory. The issue is like below:
>
> For those arm64 server with large memory, it is possible to set dom0_me
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