On 09.12.2011 13:52, Joachim von Buttlar wrote:
Shouldn't it be: page_set_storage_key(pte_val(*ptep), skey |
_PAGE_CHANGED, 1);
+ /* avoid race clobbering changed bit
*/
+ pte_val(*ptep) |= _PAGE_SWC;
No, the guest GR/GC bits get set to the value userspace wants down
below (this is set storage key after all), and for the host we turn on
Martins _PAGE_SWC software bit in the pte to make sure we don't
underindicate changed. As far as I can tell, this should be just fine.
Typo: /* put acc+f plus guest referenced and changed into the
will fix.
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