linux-kernel - Re: [PATCH v1] mm:free unused pages in kmalloc

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Message-ID: <alpine.DEB.2.22.394.2006291448110.27163@www.lameter.com>
Date:   Mon, 29 Jun 2020 14:49:28 +0000 (UTC)
From:   Christopher Lameter <cl@...ux.com>
To:     Matthew Wilcox <willy@...radead.org>
cc:     Long Li <lonuxli.64@...il.com>, penberg@...nel.org,
        rientjes@...gle.com, iamjoonsoo.kim@....com,
        akpm@...ux-foundation.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1] mm:free unused pages in kmalloc_order

On Mon, 29 Jun 2020, Matthew Wilcox wrote:

> Slab used to disallow GFP_HIGHMEM allocations earlier than this,

It is still not allowed and not supported.