WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] help: /dev/xen/gntdev

Forgot to mention, rebuilding dom0 with gntdev (CONFIG_XEN_GRANT_DEV)
resolved the issue. Thanks Jan. 

Mukesh


On Fri, 12 Feb 2010 09:50:59 +0000
"Jan Beulich" <JBeulich@xxxxxxxxxx> wrote:

> Do you have the gntdev driver loaded (or built into your kernel)?
> 
> Jan
> 
> >>> Mukesh Rathor <mukesh.rathor@xxxxxxxxxx> 12.02.10 05:11 >>>
> Hi
> 
> I'm trying to upgrade my environment from xen 3.4.0 to xen 4.0 via
> rpm that fits in our product. I installed new tools and xen, and it
> looks like I am missing a step.
> 
> In 4.0 qemu DEVOPS_FLAG_NEED_GNTDEV was added to xen_console_ops. This
> results in xc_gnttab_open() being called which calls
> xc_find_device_number() to get device nums for /dev/xen/gntdev so it
> can mknod. xc_find_device_number() is failing because there is no
> entry in the the sysfs.
> 
> So, can someone please advise how the entry is created in the sysfs?
> The exact path it's looking: /sys/class/misc/gntdev/dev
> 
> 
> thanks,
> Mukesh
> 
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx 
> http://lists.xensource.com/xen-devel


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

<Prev in Thread] Current Thread [Next in Thread>