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author | 2012-08-21 10:59:12 +0800 | |
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committer | 2012-08-22 15:08:52 +0300 | |
commit | 037d92dc5d4691ae7cf44699c55ca83b1b441992 (patch) | |
tree | e3ec9d29b4312a11087c008551ea1ba54bdd7c13 /virt | |
parent | KVM: hide KVM_MEMSLOT_INVALID from userspace (diff) | |
download | linux-037d92dc5d4691ae7cf44699c55ca83b1b441992.tar.gz linux-037d92dc5d4691ae7cf44699c55ca83b1b441992.tar.bz2 linux-037d92dc5d4691ae7cf44699c55ca83b1b441992.zip |
KVM: introduce gfn_to_pfn_memslot_atomic
It can instead of hva_to_pfn_atomic
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'virt')
-rw-r--r-- | virt/kvm/kvm_main.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 7b94d70a323f..543f9b7e5aa2 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1102,12 +1102,6 @@ static pfn_t hva_to_pfn(unsigned long addr, bool atomic, bool *async, return pfn; } -pfn_t hva_to_pfn_atomic(unsigned long addr) -{ - return hva_to_pfn(addr, true, NULL, true, NULL); -} -EXPORT_SYMBOL_GPL(hva_to_pfn_atomic); - static pfn_t __gfn_to_pfn(struct kvm *kvm, gfn_t gfn, bool atomic, bool *async, bool write_fault, bool *writable) { @@ -1155,6 +1149,14 @@ pfn_t gfn_to_pfn_memslot(struct kvm_memory_slot *slot, gfn_t gfn) return hva_to_pfn(addr, false, NULL, true, NULL); } +pfn_t gfn_to_pfn_memslot_atomic(struct kvm_memory_slot *slot, gfn_t gfn) +{ + unsigned long addr = gfn_to_hva_memslot(slot, gfn); + + return hva_to_pfn(addr, true, NULL, true, NULL); +} +EXPORT_SYMBOL_GPL(gfn_to_pfn_memslot_atomic); + int gfn_to_page_many_atomic(struct kvm *kvm, gfn_t gfn, struct page **pages, int nr_pages) { |