KVM: No need to retry for hva_to_pfn_remapped()

hva_to_pfn_remapped() calls fixup_user_fault(), which has already
handled the retry gracefully.  Even if "unlocked" is set to true, it
means that we've got a VM_FAULT_RETRY inside fixup_user_fault(),
however the page fault has already retried and we should have the pfn
set correctly.  No need to do that again.

Signed-off-by: Peter Xu <[email protected]>
Message-Id: <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
1 file changed