linux-kernel - Re: [PATCH v1 0/9] s390: implement and optimize vmemmap

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Date:   Fri, 3 Jul 2020 17:48:56 +0200
From:   Heiko Carstens <heiko.carstens@...ibm.com>
To:     David Hildenbrand <david@...hat.com>
Cc:     linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
        linux-mm@...ck.org, Christian Borntraeger <borntraeger@...ibm.com>,
        Gerald Schaefer <gerald.schaefer@...ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>
Subject: Re: [PATCH v1 0/9] s390: implement and optimize vmemmap_free()

On Fri, Jul 03, 2020 at 03:39:08PM +0200, David Hildenbrand wrote:
> This series is based on the latest s390/features branch [1]. It implements
> vmemmap_free(), consolidating it with vmem_add_range(), and optimizes it by
> - Freeing empty page tables (now also done for idendity mapping).
> - Handling cases where the vmemmap of a section does not fill huge pages
>   completely.

Nice! You implemented some things I "always wanted to do". Maybe I
should just do nothing and wait until patches appear ;)

Will take a look at the series next week. Thanks!