linux-kernel - Re: [PATCH v3] mm: slub: only warn once when allocating slab obj extensions fails

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Message-ID: <yqpholhqwgffsdgfjaqgu5elf3p63w3mgwlstcvewf26t6cem4@lz4wryjv4pfi>
Date: Fri, 23 May 2025 10:08:43 -0700
From: Shakeel Butt <shakeel.butt@...ux.dev>
To: Usama Arif <usamaarif642@...il.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>, surenb@...gle.com, 
	hannes@...xchg.org, vlad.wing@...il.com, linux-mm@...ck.org, 
	kent.overstreet@...ux.dev, cl@...two.org, rientjes@...gle.com, vbabka@...e.cz, 
	roman.gushchin@...ux.dev, harry.yoo@...cle.com, linux-kernel@...r.kernel.org, 
	kernel-team@...a.com
Subject: Re: [PATCH v3] mm: slub: only warn once when allocating slab obj
 extensions fails

On Fri, May 23, 2025 at 05:52:40PM +0100, Usama Arif wrote:
> In memory bound systems, a large number of warnings for failing this
> allocation repeatedly may mask any real issues in the system
> during memory pressure being reported in dmesg. Change this to
> warning only once.
> 
> Signed-off-by: Usama Arif <usamaarif642@...il.com>
> Reported-by: Vlad Poenaru <vlad.wing@...il.com>
> Closes: https://lore.kernel.org/all/17fab2d6-5a74-4573-bcc3-b75951508f0a@gmail.com/

Reviewed-by: Shakeel Butt <shakeel.butt@...ux.dev>