Messages in this thread |  | | From | Michael Ellerman <> | Subject | Re: [v3, 1/5] powerpc/mm: Ensure change_page_attr() doesn't invalidate pinned TLBs | Date | Wed, 16 Aug 2017 22:29:48 +1000 (AEST) |
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On Wed, 2017-08-02 at 13:51:01 UTC, Christophe Leroy wrote: > __change_page_attr() uses flush_tlb_page(). > flush_tlb_page() uses tlbie instruction, which also invalidates > pinned TLBs, which is not what we expect. > > This patch modifies the implementation to use flush_tlb_kernel_range() > instead. This will make use of tlbia which will preserve pinned TLBs. > > Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Series applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/e611939fc8ec13387018df88083de7
cheers
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