linux-kernel - Re: [PATCH 0/8] Huge page-table entries for TTM

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Message-Id: <20200229200448.bd54259264ea12983ea3983a@linux-foundation.org>
Date:   Sat, 29 Feb 2020 20:04:48 -0800
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Thomas Hellström (VMware) 
        <thomas_os@...pmail.org>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, pv-drivers@...are.com,
        linux-graphics-maintainer@...are.com,
        Michal Hocko <mhocko@...e.com>,
        "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Ralph Campbell <rcampbell@...dia.com>,
        Jérôme Glisse <jglisse@...hat.com>,
        Christian König <christian.koenig@....com>
Subject: Re: [PATCH 0/8] Huge page-table entries for TTM

On Tue,  3 Dec 2019 14:22:31 +0100 Thomas Hellström (VMware) <thomas_os@...pmail.org> wrote:

> In order to save TLB space and CPU usage this patchset enables huge- and giant
> page-table entries for TTM and TTM-enabled graphics drivers.

Have these savings been measured?  They shouild be, please.  And
documented in this changelog!