linux-kernel - [PATCH 4.19 047/131] kvm: fix compile on s390 part 2

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Date:   Tue, 28 Apr 2020 20:24:19 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Michal Kubecek <mkubecek@...e.cz>,
        KarimAllah Ahmed <karahmed@...zon.de>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Ben Hutchings <ben.hutchings@...ethink.co.uk>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.19 047/131] kvm: fix compile on s390 part 2

From: Christian Borntraeger <borntraeger@...ibm.com>

commit eb1f2f387db8c0d084581fb26e7faffde700bc8e upstream.

We also need to fence the memunmap part.

Fixes: e45adf665a53 ("KVM: Introduce a new guest mapping API")
Fixes: d30b214d1d0a (kvm: fix compilation on s390)
Cc: Michal Kubecek <mkubecek@...e.cz>
Cc: KarimAllah Ahmed <karahmed@...zon.de>
Signed-off-by: Christian Borntraeger <borntraeger@...ibm.com>
Signed-off-by: Ben Hutchings <ben.hutchings@...ethink.co.uk>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 virt/kvm/kvm_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index f99b99b77a486..5b949aa273de5 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1756,8 +1756,10 @@ void kvm_vcpu_unmap(struct kvm_vcpu *vcpu, struct kvm_host_map *map,
 
 	if (map->page)
 		kunmap(map->page);
+#ifdef CONFIG_HAS_IOMEM
 	else
 		memunmap(map->hva);
+#endif
 
 	if (dirty) {
 		kvm_vcpu_mark_page_dirty(vcpu, map->gfn);
-- 
2.20.1