Re: [PATCH] mm: Free unused pages in kmalloc_order()

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To: Markus Elfring <Markus.Elfring@xxxxxx>
Subject: Re: [PATCH] mm: Free unused pages in kmalloc_order()
From: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Date: Sun, 28 Jun 2020 17:35:39 +0100
Cc: Long Li <lonuxli.64@xxxxxxxxx>, linux-mm@xxxxxxxxx, kernel-janitors@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Christoph Lameter <cl@xxxxxxxxx>, David Rientjes <rientjes@xxxxxxxxxx>, Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>, Pekka Enberg <penberg@xxxxxxxxxx>
In-reply-to: <c5f54ce3-dad6-a2aa-d32a-cc7620676b76@web.de>
References: <c5f54ce3-dad6-a2aa-d32a-cc7620676b76@web.de>

On Sun, Jun 28, 2020 at 01:17:59PM +0200, Markus Elfring wrote:
> > kmalloc(1024, GFP_HIGHUSER) can allocate memory normally,
> > kmalloc(64*1024, GFP_HIGHUSER) will cause a memory leak,
> 
> Would you like to explain the influence of the selected allocation size
> in a different way?

Markus, this is not useful.  Please stop.

References:
- Re: [PATCH] mm: Free unused pages in kmalloc_order()
  - From: Markus Elfring

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