luck/tmp_suning_uos_patched
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KVM: Don't call get_user_pages(.force = 1)

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This is esoteric and only needed to break COW on MAP_SHARED mappings.  Since
KVM no longer does these sorts of mappings, breaking COW on them is no longer
necessary.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2008-08-26 17:31:31 +03:00
parent acee3c04e8
commit d657c7335b
1 changed files with 1 additions and 1 deletions
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2
virt/kvm/kvm_main.c
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@ -734,7 +734,7 @@ pfn_t gfn_to_pfn(struct kvm *kvm, gfn_t gfn)
return page_to_pfn(bad_page);
}
npages = get_user_pages(current, current->mm, addr, 1, 1, 1, page,
npages = get_user_pages(current, current->mm, addr, 1, 1, 0, page,
NULL);
if (unlikely(npages != 1)) {