securecrt
394bda433a
msm: kgsl: Map a guard page on the back of GPU MMU regions ...
Add a guard page on the backside of page_alloc MMU mappings to protect
against an over zealous GPU pre-fetch engine that sometimes oversteps the
end of the mapped region. The same phsyical page can be re-used for each
mapping so we only need to allocate one phsyical page to rule them all
and in the darkness bind them.
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394bda433a