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kvm: fix compilation on s390

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commit d30b214d1d 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>
This commit is contained in:
Paolo Bonzini 2019-05-20 12:06:36 +02:00 committed by Greg Kroah-Hartman
parent 94659e93c9
commit bef6507903
1 changed files with 2 additions and 0 deletions
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2
virt/kvm/kvm_main.c
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@ -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)