From: Greg Kurz <groug@kaod.org>
Date: Mon, 17 Jun 2019 14:10:33 +0000 (+0200)
Subject: xics: Add comment about CPU hotplug
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d9b9e6f6b91ed96d8e882d48ae83403b3a5c2b87;p=qemu.git

xics: Add comment about CPU hotplug

So that no one is tempted to drop that code, which is never called
for cold plugged CPUs.

Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <156078063349.435533.12283208810037409702.stgit@bahia.lan>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---

diff --git a/hw/intc/xics.c b/hw/intc/xics.c
index 29f7d39781..978d7f0886 100644
--- a/hw/intc/xics.c
+++ b/hw/intc/xics.c
@@ -351,6 +351,7 @@ static void icp_realize(DeviceState *dev, Error **errp)
         return;
     }
 
+    /* Connect the presenter to the VCPU (required for CPU hotplug) */
     if (kvm_irqchip_in_kernel()) {
         icp_kvm_realize(dev, &err);
         if (err) {