[v3,1/3] powerpc/mm: Rename find_linux_pte_or_hugepte
Michael Ellerman
patch-notifications at ellerman.id.au
Mon Aug 21 23:39:08 AEST 2017
On Thu, 2017-07-27 at 06:24:53 UTC, "Aneesh Kumar K.V" wrote:
> Add newer helpers to make the function usage simpler. It is always recommended
> to use find_current_mm_pte() for walking the page table. If we cannot use
> find_current_mm_pte(), it should be documented why the said usage of
> __find_linux_pte() is safe against a parallel THP split.
>
> For now we have KVM code using __find_linux_pte(). This is because kvm code ends
> up calling __find_linux_pte() in real mode with MSR_EE=0 but with PACA soft_enabled =
> 1. We may want to fix that later and make sure we keep the MSR_EE and PACA
> soft_enabled in sync. When we do that we can switch kvm to use find_linux_pte().
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar at linux.vnet.ibm.com>
Applied to powerpc next and topic/ppc-kvm, thanks.
https://git.kernel.org/powerpc/c/94171b19c3f1f4d9d4c0e3aaa1aa16
cheers
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