[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH 8 of 9] x86/mm: Fix checks during foreign mapping of paged pages
On Tue, Nov 29, Andres Lagar-Cavilla wrote: > Check that the valid mfn is the one we are mapping, not the > mfn of the page table of the foreign domain. > > Signed-off-by: Andres Lagar-Cavilla <andres@xxxxxxxxxxxxxxxx> Acked-by: Olaf Hering <olaf@xxxxxxxxx> > diff -r 5286ed662c1e -r 3489152b3a56 xen/arch/x86/mm.c > --- a/xen/arch/x86/mm.c > +++ b/xen/arch/x86/mm.c > @@ -3572,7 +3572,8 @@ int do_mmu_update( > rc = -ENOENT; > break; > } > - else if ( p2m_ram_paging_in_start == l1e_p2mt && > !mfn_valid(mfn) ) > + else if ( p2m_ram_paging_in_start == l1e_p2mt && > + !mfn_valid(l1emfn) ) _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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