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Date: Mon, 27 Nov 2023 13:53:56 +0000
From: Greg KH <gregkh@linuxfoundation.org>
To: Ryan Lahfa <ryan@lahfa.xyz>
Cc: zhengqi.arch@bytedance.com, akpm@linux-foundation.org,
	brauner@kernel.org, cel@kernel.org, david@fromorbit.com,
	djwong@kernel.org, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	muchun.song@linux.dev, paulmck@kernel.org, roman.gushchin@linux.dev,
	senozhatsky@chromium.org, steven.price@arm.com, tkhai@ya.ru,
	tytso@mit.edu, vbabka@suse.cz, yujie.liu@intel.com
Subject: Re: [PATCH v6 00/45] use refcount+RCU method to implement lockless
 slab shrink
Message-ID: <2023112719-quantum-aside-2294@gregkh>
References: <20230911094444.68966-1-zhengqi.arch@bytedance.com>
 <oiinfvmshahzzwfjo3bn5zjspuoeei3yg3sutstmzkang4lwfp@m7esnepoxwtc>
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On Sun, Nov 26, 2023 at 03:27:03PM +0100, Ryan Lahfa wrote:
> Hi there,
> 
> Given that this series removes the old shrinker APIs and re-adds new
> shrinker APIs with `EXPORT_SYMBOL_GPL`, is the intention to prevent any
> out of tree module user which is incompatible with GPL to use the
> shrinker APIs to register callbacks?

We really can't do much about out-of-tree code, sorry.  Please work to
get your out-of-tree code merged into the kernel tree properly, as
that's the normal kernel development model.

thanks,

greg k-h