Re: [PATCH 20/36] powerpc, thp: remove infrastructure for handling splitting PMDs

From	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH 20/36] powerpc, thp: remove infrastructure for handling splitting PMDs
Date	2015-07-15 13:40 +0200
Message-ID	<pMtcB-6dB-7@gated-at.bofh.it> (permalink)
References	<pKKAV-wN-3@gated-at.bofh.it> <pKKAW-wN-27@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> writes:

> With new refcounting we don't need to mark PMDs splitting. Let's drop
> code to handle this.
>
> pmdp_splitting_flush() is not needed too: on splitting PMD we will do
> pmdp_clear_flush() + set_pte_at(). pmdp_clear_flush() will do IPI as
> needed for fast_gup.
>

Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

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[PATCH 20/36] powerpc, thp: remove infrastructure for handling splitting PMDs "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2015-07-10 19:50 +0200
  Re: [PATCH 20/36] powerpc, thp: remove infrastructure for handling splitting PMDs "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2015-07-15 13:40 +0200

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