diff mbox series

[4.19,046/131] kvm: fix compilation on s390

Message ID 20200428182230.811099100@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

gregkh@linuxfoundation.org April 28, 2020, 6:24 p.m. UTC 
From: Paolo Bonzini <pbonzini@redhat.com>

commit d30b214d1d0addb7b2c9c78178d1501cd39a01fb upstream.

s390 does not have memremap, even though in this particular case it
would be useful.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 virt/kvm/kvm_main.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 4a5ea263edf62..f99b99b77a486 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1722,8 +1722,10 @@  static int __kvm_map_gfn(struct kvm_memory_slot *slot, gfn_t gfn,
 	if (pfn_valid(pfn)) {
 		page = pfn_to_page(pfn);
 		hva = kmap(page);
+#ifdef CONFIG_HAS_IOMEM
 	} else {
 		hva = memremap(pfn_to_hpa(pfn), PAGE_SIZE, MEMREMAP_WB);
+#endif
 	}
 
 	if (!hva)