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From: "Li,Rongqing(ACG CCN)" <lirongqing@baidu.com>
To: "Vlastimil Babka (SUSE)" <vbabka@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	David Hildenbrand <david@kernel.org>,
	"Lorenzo Stoakes" <ljs@kernel.org>,
	"Liam R . Howlett" <liam@infradead.org>,
	"Mike Rapoport" <rppt@kernel.org>,
	Suren Baghdasaryan <surenb@google.com>,
	"Michal Hocko" <mhocko@suse.com>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Harry Yoo <harry.yoo@oracle.com>, Hao Li <hao.li@linux.dev>
Subject: 答复: [外部邮件] Re: [PATCH] mm/dmapool: remove redundant DMAPOOL_DEBUG macro
Date: Sat, 23 May 2026 00:10:51 +0000	[thread overview]
Message-ID: <3a5a50fe429b47d19d5f458ed89eebc9@baidu.com> (raw)
In-Reply-To: <6ba62058-e5f8-4212-b1a8-56047b4977db@kernel.org>

> 
> I think a more useful change would be to remove the usage of
> CONFIG_SLUB_DEBUG_ON completely and rather (re)use a boot option that
> uses a static key. CONFIG_SLUB_DEBUG_ON is only useful for bots running
> randconfigs, otherwise normally for debugging a specific problem one
> doesn't want to rebuild a kernel with CONFIG_SLUB_DEBUG_ON, but just
> reboot with a boot option slab_debug[=...] (for slab itself) or
> debug_pagealloc=on etc.
> 
> (same thing should be done for the usage in mm/mempool.c btw)

Good idea, I will send v2

Thanks
 

[Li,Rongqing] 

      reply	other threads:[~2026-05-23  0:11 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-22 10:53 lirongqing
2026-05-22 11:19 ` Vlastimil Babka (SUSE)
2026-05-23  0:10   ` Li,Rongqing(ACG CCN) [this message]

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