[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-ia64-devel] PATCH: define guest_mode (instead of user_mode)
On Tue, 2007-05-08 at 15:26 +0200, Tristan Gingold wrote: > diff -r 8519e5db6510 -r 8e5083feaa52 xen/arch/ia64/vmx/vmx_process.c > --- a/xen/arch/ia64/vmx/vmx_process.c Tue May 08 15:07:51 2007 +0200 > +++ b/xen/arch/ia64/vmx/vmx_process.c Tue May 08 15:24:57 2007 +0200 > @@ -164,7 +164,7 @@ vmx_ia64_handle_break (unsigned long ifa > if (iim == 0) > vmx_die_if_kernel("Break 0 in Hypervisor.", regs, iim); > > - if (!user_mode(regs)) { > + if (ia64_psr(regs)->cpl == 0) { Why is this first one a special case? ie. why not !guest_mode(regs) same as the next one? Thanks, Alex > /* Allow hypercalls only when cpl = 0. */ > if (iim == d->arch.breakimm) { > ia64_hypercall(regs); > diff -r 8519e5db6510 -r 8e5083feaa52 xen/arch/ia64/xen/faults.c > --- a/xen/arch/ia64/xen/faults.c Tue May 08 15:07:51 2007 +0200 > +++ b/xen/arch/ia64/xen/faults.c Tue May 08 15:24:57 2007 +0200 > @@ -209,7 +209,7 @@ void ia64_do_page_fault(unsigned long ad > > if (is_ptc_l_needed) > vcpu_ptc_l(current, address, logps); > - if (!user_mode(regs)) { > + if (!guest_mode(regs)) { -- Alex Williamson HP Open Source & Linux Org. _______________________________________________ Xen-ia64-devel mailing list Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-ia64-devel
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