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From: Johannes Weiner <hannes@cmpxchg.org>
To: Pedro Falcato <pfalcato@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	David Hildenbrand <david@kernel.org>,
	Lorenzo Stoakes <ljs@kernel.org>,
	"Liam R. Howlett" <liam@infradead.org>,
	Vlastimil Babka <vbabka@kernel.org>,
	Mike Rapoport <rppt@kernel.org>,
	Suren Baghdasaryan <surenb@google.com>,
	Michal Hocko <mhocko@suse.com>,
	Brendan Jackman <brendan.jackman@linux.dev>,
	Zi Yan <ziy@nvidia.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] mm: replace custom bad page map ratelimiting logic
Date: Tue, 11 Aug 2026 15:13:03 -0400	[thread overview]
Message-ID: <ant0P8xsljuhpV9N@cmpxchg.org> (raw)
In-Reply-To: <20260811172156.356053-2-pfalcato@suse.de>

On Tue, Aug 11, 2026 at 06:21:55PM +0100, Pedro Falcato wrote:
> The current logic (allow up to $BURST prints per minute) can be entirely
> replaced by the generic version in lib/ratelimit.c, used around the kernel.
> 
> Do so. The only functional difference should be that the new logs will
> read something like:
> 
> KERN_WARNING "print_bad_page_map: %d callbacks suppressed\n", ...
> 
> But that should be fine enough.
> 
> Signed-off-by: Pedro Falcato <pfalcato@suse.de>

Acked-by: Johannes Weiner <hannes@cmpxchg.org>


  reply	other threads:[~2026-08-11 19:13 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-11 17:21 [PATCH 0/2] mm: replace custom ratelimiting logic Pedro Falcato
2026-08-11 17:21 ` [PATCH 1/2] mm: replace custom bad page map " Pedro Falcato
2026-08-11 19:13   ` Johannes Weiner [this message]
2026-08-11 19:37   ` Zi Yan
2026-08-12  2:56   ` SJ Park
2026-08-11 17:21 ` [PATCH 2/2] mm/page_alloc: replace custom bad page " Pedro Falcato
2026-08-11 19:13   ` Johannes Weiner
2026-08-11 19:39   ` Zi Yan
2026-08-12  2:59   ` SJ Park

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