Re: [Xen-devel] [RFC v4 1/2] x86/xen: add xen_is_preemptible_hypercall()

2015-01-23 Thread Luis R. Rodriguez
On Fri, Jan 23, 2015 at 11:30:16AM +, David Vrabel wrote: > On 23/01/15 00:29, Luis R. Rodriguez wrote: > > From: "Luis R. Rodriguez" > > > > On kernels with voluntary or no preemption we can run > > into situations where a hypercall issued through userspace > > will linger around as it addre

Re: [Xen-devel] [RFC v4 1/2] x86/xen: add xen_is_preemptible_hypercall()

2015-01-23 Thread David Vrabel
On 23/01/15 00:29, Luis R. Rodriguez wrote: > From: "Luis R. Rodriguez" > > On kernels with voluntary or no preemption we can run > into situations where a hypercall issued through userspace > will linger around as it addresses sub-operatiosn in kernel > context (multicalls). Such operations can