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SubjectRe: [v3, 1/5] powerpc/mm: Ensure change_page_attr() doesn't invalidate pinned TLBs
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 <>

Series applied to powerpc next, thanks.


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