[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [PATCH] HVM guests are allowed to use the entire virtual address space for



On 25/05/2010 16:14, "Tim Deegan" <Tim.Deegan@xxxxxxxxxxxxx> wrote:

> At 16:04 +0100 on 25 May (1274803495), Keir Fraser wrote:
>> I think this is already handled correctly by guest_access.h, which is what
>> really matters. Nowadays copy_{to,from}_user (but not __copy_{to,from}_user)
>> are mainly for private usage only by the guest-access macros, and just a few
>> other arch-dependent PV_specific bits of code. Of course the __ versions are
>> still generally useful as 'copy but catch any fault' functions.
> 
> OK, can I suggest the attached change instead?  It brings the
> compat guest-handle macros in line with the normal ones.

Yeah, that's a good bug fix.

 Thanks,
 K.



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


 


Rackspace

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.