Messages in this thread | | | Date | Mon, 13 Dec 2010 12:32:13 +0200 | From | Avi Kivity <> | Subject | Re: [PATCH 1/2] KVM: MMU: don't make direct sp read-only if !map_writable |
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On 12/13/2010 12:31 PM, Xiao Guangrong wrote: > Currently, if the page is not allowed to write, then it can drop > ACC_WRITE_MASK in pte_access, and the direct sp's access is: > gw->pt_access& gw->pte_access > so, it also removes the write access in the direct sp. > > There is a problem: if the access of those pages which map thought the same > mapping in guest is different in host, it causes host switch direct sp very > frequently.
I just sent a patch to fix this in a different way, please review it.
-- error compiling committee.c: too many arguments to function
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