Il 01/09/2013 11:17, Gleb Natapov ha scritto:
> This makes me think are there other places where gfn_to_hva() was
> used, but gfn_to_hva_prot() should have been?
>  - kvm_host_page_size() looks incorrect. We never use huge page to map
>    read only memory slots currently.
>  - kvm_handle_bad_page() also looks incorrect and may cause incorrect
>    address to be reported to userspace.
>  - kvm_setup_async_pf() also incorrect. Makes all page fault on read
>    only slot to be sync.
>  - kvm_vm_fault() one looks OK since function assumes write only slots,
>    but it is obsolete and should be deleted anyway.
> 
> Others in generic and x86 code looks OK, somebody need to check ppc and
> arm code.

PPC is a mess, for s390 I couldn't find a spec.  ARM needs to be fixed.
 Patches coming...

Paolo
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