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

Re: [Xen-devel] [PATCH RFC V4 5/5] Documentation/kvm : Add documentation on Hypercalls and features used for PV spinlock



On 01/16/2012 11:40 AM, Srivatsa Vaddagiri wrote:
> * Avi Kivity <avi@xxxxxxxxxx> [2012-01-16 11:00:41]:
>
> > Wait, what happens with yield_on_hlt=0?  Will the hypercall work as
> > advertised?
>
> Hmm ..I don't think it will work when yield_on_hlt=0.
>
> One option is to make the kick hypercall available only when
> yield_on_hlt=1?

It's not a good idea to tie various options together.  Features should
be orthogonal.

Can't we make it work?  Just have different handling for
KVM_REQ_PVLOCK_KICK (let's rename it, and the hypercall, PV_UNHALT,
since we can use it for non-locks too).

-- 
error compiling committee.c: too many arguments to function


_______________________________________________
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®.