>>> On 04.01.18 at 14:05, <wei.l...@citrix.com> wrote: > From: Roger Pau Monne <roger....@citrix.com> > > Instead of forcing no pending event on the vCPU, just mask all event > channels when setting up the BSP and further patches will unmask them > as event channels are being setup. > > Signed-off-by: Roger Pau Monné <roger....@citrix.com> > --- > To be squashed with "x86/guest: enable event channels upcalls"
Yes please. > @@ -95,6 +95,10 @@ static void map_shared_info(void) > panic("Failed to map shared_info page"); > > set_fixmap(FIX_XEN_SHARED_INFO, mfn_x(mfn) << PAGE_SHIFT); > + > + /* Mask all upcalls */ > + for ( i = 0; i < ARRAY_SIZE(XEN_shared_info->evtchn_mask); i++ ) > + xchg(&XEN_shared_info->evtchn_mask[i], ~0ul); Just like there, write_atomic() would likely be better than xchg(). Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel