Re: [Xen-devel] First release candidate for 3.2.0

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 12/12/07 14:25, "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx> wrote:

>> The first big one, as you say, is our privcmd driver.  We have to decode the
>> hypercall and essentially do a copy_from/to_user() on all the buffers passed
>> in. The best way to fix this is to do it in userspace: make xc_solaris.c use
>> a
>> new ioctl() that passes in buffer address+size information as well as the
>> structs themselves. To do this cleanly means pushing a lot of do_domctl()
>> etc.
>> into xc_$OS.c, and we just haven't had time - though I'd certainly be
>> interested to know how you felt about a change like that.
> 
> I'm happy to see OS-specific changes in libxc, and even some restructuring
> if absolutely necessary. I'd much rather that than have kernel dependencies
> on domctl and sysctl. libxc is not in its current form due to some grand
> plan. ;-)

I'd like to see a brief proposal before you really go to town though...

 -- Keir



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