linux-kernel - Re: [PATCH v4 7/8] memcg: warn for unexpected events and stats

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Message-ID: <ZjLO3uxJgYWc4DSA@P9FQF9L96D>
Date: Wed, 1 May 2024 16:23:10 -0700
From: Roman Gushchin <roman.gushchin@...ux.dev>
To: Shakeel Butt <shakeel.butt@...ux.dev>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...nel.org>,
	Muchun Song <muchun.song@...ux.dev>,
	Yosry Ahmed <yosryahmed@...gle.com>,
	"T . J . Mercier" <tjmercier@...gle.com>, kernel-team@...a.com,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 7/8] memcg: warn for unexpected events and stats

On Wed, May 01, 2024 at 10:26:16AM -0700, Shakeel Butt wrote:
> To reduce memory usage by the memcg events and stats, the kernel uses
> indirection table and only allocate stats and events which are being
> used by the memcg code. To make this more robust, let's add warnings
> where unexpected stats and events indexes are used.
> 
> Signed-off-by: Shakeel Butt <shakeel.butt@...ux.dev>

Reviewed-by: Roman Gushchin <roman.gushchin@...ux.dev>