Re: [Xen-devel] Starting C xenstored...WARNING: Failed to open connection to gnttab

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 08/05/2014 05:10 PM, manish jaggi wrote:
> Hi,

Hello,

> On

Usually question related to using Xen should be asked on xen-users (in cc).

>  linux:~ # /etc/init.d/xencommons start
> Starting C xenstored...WARNING: Failed to open connection to gnttab
> Internal error: : 96000021 [#1] SMP
> Modules linked in:
> CPU: 0 PID: 520 Comm: xenstored Not tainted 3.14.0+ #4
> task: ffffffc002c86080 ti: ffffffc000b3c000 task.ti: ffffffc000b3c000
> PC is at clear_bit+0x14/0x30
> LR is at evtchn_fifo_clear_pending+0x2c/0x38
> 

IIRC, this error is generally because gntdev has been built as a module
and your forgot to copy it in the root filesystem.

You can make gntdev built in the kernel by changing your configure:

CONFIG_XEN_GNTDEV=y.

Regards,

-- 
Julien Grall

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