Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Dagaen Golomb
On May 16, 2016 6:25 PM, "Doug Goldstein" wrote: > > On 5/16/16 3:18 PM, Dagaen Golomb wrote: > > On Mon, May 16, 2016 at 3:56 PM, Dagaen Golomb wrote: > >> On Mon, May 16, 2016 at 3:52 PM, Dagaen Golomb wrote: > >>> On Mon, May

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Doug Goldstein
On 5/16/16 3:18 PM, Dagaen Golomb wrote: > On Mon, May 16, 2016 at 3:56 PM, Dagaen Golomb wrote: >> On Mon, May 16, 2016 at 3:52 PM, Dagaen Golomb >> wrote: >>> On Mon, May 16, 2016 at 3:12 PM, Doug Goldstein wrote: On

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Dagaen Golomb
On Mon, May 16, 2016 at 3:56 PM, Dagaen Golomb wrote: > On Mon, May 16, 2016 at 3:52 PM, Dagaen Golomb wrote: >> On Mon, May 16, 2016 at 3:12 PM, Doug Goldstein wrote: >>> On 5/16/16 11:20 AM, Dagaen Golomb wrote: On Mon,

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Dagaen Golomb
On Mon, May 16, 2016 at 3:52 PM, Dagaen Golomb wrote: > On Mon, May 16, 2016 at 3:12 PM, Doug Goldstein wrote: >> On 5/16/16 11:20 AM, Dagaen Golomb wrote: >>> On Mon, May 16, 2016 at 12:11 PM, Dagaen Golomb >>> wrote: On

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Dagaen Golomb
On Mon, May 16, 2016 at 3:12 PM, Doug Goldstein wrote: > On 5/16/16 11:20 AM, Dagaen Golomb wrote: >> On Mon, May 16, 2016 at 12:11 PM, Dagaen Golomb >> wrote: >>> On Mon, May 16, 2016 at 12:03 PM, Dagaen Golomb >>> wrote:

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Doug Goldstein
On 5/16/16 11:20 AM, Dagaen Golomb wrote: > On Mon, May 16, 2016 at 12:11 PM, Dagaen Golomb > wrote: >> On Mon, May 16, 2016 at 12:03 PM, Dagaen Golomb >> wrote: >>> On Mon, May 16, 2016 at 11:55 AM, Doug Goldstein wrote:

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Dagaen Golomb
On Mon, May 16, 2016 at 12:11 PM, Dagaen Golomb wrote: > On Mon, May 16, 2016 at 12:03 PM, Dagaen Golomb > wrote: >> On Mon, May 16, 2016 at 11:55 AM, Doug Goldstein wrote: >>> On 5/15/16 8:41 PM, Dagaen Golomb wrote: > On

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Dagaen Golomb
On Mon, May 16, 2016 at 12:03 PM, Dagaen Golomb wrote: > On Mon, May 16, 2016 at 11:55 AM, Doug Goldstein wrote: >> On 5/15/16 8:41 PM, Dagaen Golomb wrote: On 5/15/16 8:28 PM, Dagaen Golomb wrote: >> On 5/15/16 11:40 AM, Dagaen Golomb wrote:

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Dagaen Golomb
On Mon, May 16, 2016 at 11:55 AM, Doug Goldstein wrote: > On 5/15/16 8:41 PM, Dagaen Golomb wrote: >>> On 5/15/16 8:28 PM, Dagaen Golomb wrote: > On 5/15/16 11:40 AM, Dagaen Golomb wrote: >> Hi All, >> >> I'm having an interesting issue. I am working on a

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Doug Goldstein
On 5/15/16 8:41 PM, Dagaen Golomb wrote: >> On 5/15/16 8:28 PM, Dagaen Golomb wrote: On 5/15/16 11:40 AM, Dagaen Golomb wrote: > Hi All, > > I'm having an interesting issue. I am working on a project that > requires me to share memory between dom0 and domUs. I have this >

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Dagaen Golomb
Regards, Dagaen Golomb On May 16, 2016 09:13, "Jonathan Creekmore" wrote: > > > Dagaen Golomb writes: > > > It does, being the custom kernel on version 4.1.0. But Dom0 uses this same > > exact kernel and reads/writes just fine! The only solution if this is > > indeed

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Jonathan Creekmore
Dagaen Golomb writes: > It does, being the custom kernel on version 4.1.0. But Dom0 uses this same > exact kernel and reads/writes just fine! The only solution if this is > indeed the problem appears to be changing the kernel source we build on or > some hacky method such as symlinking /proc/..

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-16 Thread Andrew Cooper
On 16/05/16 04:57, Meng Xu wrote: > Then according to Doug, "Anything after 3.14 will give you deadlocks if you try to use /proc/xen/xenbus.". Maybe the non-working domU uses kernel version after 3.14. >> It does, being the custom kernel on version 4.1.0. But Dom0 uses this same >> exact

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Meng Xu
Hi Doug, Do you happen to know if Xen has an existing mechanism to make /dev/xen/xenbus as a default device for xenstored? On Sun, May 15, 2016 at 11:30 PM, Dagaen Golomb wrote: >> > Hi All, >> > >> > I'm having an interesting issue. I am working on a project

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Dagaen Golomb
> > Hi All, > > > > I'm having an interesting issue. I am working on a project that > > requires me to share memory between dom0 and domUs. I have this > > successfully working using the grant table and the XenStore to > > communicate grefs. > > > > My issue is

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Meng Xu
On Sun, May 15, 2016 at 9:41 PM, Dagaen Golomb wrote: >> On 5/15/16 8:28 PM, Dagaen Golomb wrote: On 5/15/16 11:40 AM, Dagaen Golomb wrote: > Hi All, > > I'm having an interesting issue. I am working on a project that > requires me to share memory

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Dagaen Golomb
> On 5/15/16 8:28 PM, Dagaen Golomb wrote: >>> On 5/15/16 11:40 AM, Dagaen Golomb wrote: Hi All, I'm having an interesting issue. I am working on a project that requires me to share memory between dom0 and domUs. I have this successfully working using the grant table and

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Doug Goldstein
On 5/15/16 8:28 PM, Dagaen Golomb wrote: >> On 5/15/16 11:40 AM, Dagaen Golomb wrote: >>> Hi All, >>> >>> I'm having an interesting issue. I am working on a project that >>> requires me to share memory between dom0 and domUs. I have this >>> successfully working using the grant table and the

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Dagaen Golomb
> On 5/15/16 11:40 AM, Dagaen Golomb wrote: > > Hi All, > > > > I'm having an interesting issue. I am working on a project that > > requires me to share memory between dom0 and domUs. I have this > > successfully working using the grant table and the XenStore to > > communicate grefs. > > > > My

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Doug Goldstein
On 5/15/16 11:40 AM, Dagaen Golomb wrote: > Hi All, > > I'm having an interesting issue. I am working on a project that > requires me to share memory between dom0 and domUs. I have this > successfully working using the grant table and the XenStore to > communicate grefs. > > My issue is this. I

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Dagaen Golomb
> Hi All, > > I'm having an interesting issue. I am working on a project that > requires me to share memory between dom0 and domUs. I have this > successfully working using the grant table and the XenStore to > communicate grefs. > > My issue is this. I have one

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Dagaen Golomb
Hi All, I'm having an interesting issue. I am working on a project that requires me to share memory between dom0 and domUs. I have this successfully working using the grant table and the XenStore to communicate grefs. My issue is this. I have one domU

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Meng Xu
On Sun, May 15, 2016 at 3:54 PM, Dagaen Golomb wrote: >>> Hi All, >>> >>> I'm having an interesting issue. I am working on a project that >>> requires me to share memory between dom0 and domUs. I have this >>> successfully working using the grant table and the XenStore to

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Dagaen Golomb
>>> I'm having an interesting issue. I am working on a project that >>> requires me to share memory between dom0 and domUs. I have this >>> successfully working using the grant table and the XenStore to >>> communicate grefs. >>> >>> My issue is this. I have one domU running Ubuntu 12.04 with a

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Dagaen Golomb
>> Hi All, >> >> I'm having an interesting issue. I am working on a project that >> requires me to share memory between dom0 and domUs. I have this >> successfully working using the grant table and the XenStore to >> communicate grefs. >> >> My issue is this. I have one domU running Ubuntu 12.04

Re: [Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Andrew Cooper
On 15/05/16 17:40, Dagaen Golomb wrote: > Hi All, > > I'm having an interesting issue. I am working on a project that > requires me to share memory between dom0 and domUs. I have this > successfully working using the grant table and the XenStore to > communicate grefs. > > My issue is this. I have

[Xen-devel] Problem Reading from XenStore in DomU

2016-05-15 Thread Dagaen Golomb
Hi All, I'm having an interesting issue. I am working on a project that requires me to share memory between dom0 and domUs. I have this successfully working using the grant table and the XenStore to communicate grefs. My issue is this. I have one domU running Ubuntu 12.04 with a default 3.8.x