Re: [Xen-devel] [patch] pae: tlbflush linear page table updates

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

Actually, I spotted that create_pae_xen_mappings() was being called 
from completely the wrong paths in mod_l3_entry(). I've now fixed that 
-- it's possible that will fix your problems with no need for extra 
flushes. :-)
 -- Keir

On 9 Aug 2005, at 09:06, Keir Fraser wrote:

> Out of interest, can you please try moving the flush_tlb_all() into 
> mod_l3_entry(), at the following place:
>         if ( unlikely(!UPDATE_ENTRY(l3, pl3e, ol3e, nl3e)) )
>         {
>             BUG_ON(!create_pae_xen_mappings(pl3e));
>             flush_tlb_all(); /* <------- moved to here */
>             put_page_from_l3e(nl3e, pfn);
>             return 0;
>         }
>
> Hopefully that will work just as well.

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