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Date: Wed, 24 Aug 2022 14:34:51 +0100 From: Mel Gorman <mgorman@...e.de> To: Michal Hocko <mhocko@...e.com> Cc: linux-mm@...ck.org, Christoph Hellwig <hch@...radead.org>, Andrew Morton <akpm@...ux-foundation.org>, Vlastimil Babka <vbabka@...e.cz>, Johannes Weiner <hannes@...xchg.org>, LKML <linux-kernel@...r.kernel.org> Subject: Re: [RFC PATCH] mm: reduce noise in show_mem for lowmem allocations On Tue, Aug 23, 2022 at 11:22:30AM +0200, Michal Hocko wrote: > Hi, > while discussing early DMA pool pre-allocation failure with Christoph > [1] I have realized that the allocation failure warning is rather noisy > for constrained allocations like GFP_DMA{32}. Those zones are usually > not populated on all nodes very often as their memory ranges are > constrained. > > This is an attempt to reduce the ballast that doesn't provide any > relevant information for those allocation failures investigation. > Please note that I have only compile tested it (in my default config > setup) and I am throwing it mostly to see what people think about it. > > [1] http://lkml.kernel.org/r/20220817060647.1032426-1-hch@lst.de No objections. -- Mel Gorman SUSE Labs
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