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From: Mike Rapoport <rppt@kernel.org>
To: SeongJae Park <sjpark@amazon.com>
Cc: akpm@linux-foundation.org, SeongJae Park <sjpark@amazon.de>,
	Jonathan.Cameron@huawei.com, aarcange@redhat.com,
	acme@kernel.org, alexander.shishkin@linux.intel.com,
	amit@kernel.org, benh@kernel.crashing.org,
	brendan.d.gregg@gmail.com, brendanhiggins@google.com, cai@lca.pw,
	colin.king@canonical.com, corbet@lwn.net, david@redhat.com,
	dwmw@amazon.com, foersleo@amazon.de, irogers@google.com,
	jolsa@redhat.com, kirill@shutemov.name, mark.rutland@arm.com,
	mgorman@suse.de, minchan@kernel.org, mingo@redhat.com,
	namhyung@kernel.org, peterz@infradead.org, rdunlap@infradead.org,
	riel@surriel.com, rientjes@google.com, rostedt@goodmis.org,
	sblbir@amazon.com, shakeelb@google.com, shuah@kernel.org,
	sj38.park@gmail.com, snu@amazon.de, vbabka@suse.cz,
	vdavydov.dev@gmail.com, yang.shi@linux.alibaba.com,
	ying.huang@intel.com, linux-damon@amazon.com, linux-mm@kvack.org,
	linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v18 01/14] mm/page_ext: Export lookup_page_ext() to GPL modules
Date: Mon, 13 Jul 2020 15:08:42 +0300
Message-ID: <20200713120842.GA707159@kernel.org> (raw)
In-Reply-To: <20200713084144.4430-2-sjpark@amazon.com>

Hi,

On Mon, Jul 13, 2020 at 10:41:31AM +0200, SeongJae Park wrote:
> From: SeongJae Park <sjpark@amazon.de>
> 
> This commit exports 'lookup_page_ext()' to GPL modules.  It will be used
> by DAMON in following commit for the implementation of the region based
> sampling.

Maybe I'm missing something, but why is DAMON a module?

> Signed-off-by: SeongJae Park <sjpark@amazon.de>
> Reviewed-by: Leonard Foerster <foersleo@amazon.de>
> Reviewed-by: Varad Gautam <vrd@amazon.de>
> ---
>  mm/page_ext.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/mm/page_ext.c b/mm/page_ext.c
> index a3616f7a0e9e..9d802d01fcb5 100644
> --- a/mm/page_ext.c
> +++ b/mm/page_ext.c
> @@ -131,6 +131,7 @@ struct page_ext *lookup_page_ext(const struct page *page)
>  					MAX_ORDER_NR_PAGES);
>  	return get_entry(base, index);
>  }
> +EXPORT_SYMBOL_GPL(lookup_page_ext);
>  
>  static int __init alloc_node_page_ext(int nid)
>  {
> -- 
> 2.17.1
> 

-- 
Sincerely yours,
Mike.

  reply index

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-13  8:41 [PATCH v18 00/14] Introduce Data Access MONitor (DAMON) SeongJae Park
2020-07-13  8:41 ` [PATCH v18 01/14] mm/page_ext: Export lookup_page_ext() to GPL modules SeongJae Park
2020-07-13 12:08   ` Mike Rapoport [this message]
2020-07-13 12:21     ` SeongJae Park
2020-07-13 17:19       ` Mike Rapoport
2020-07-13 17:38         ` SeongJae Park
2020-07-17  9:59           ` SeongJae Park
2020-07-13  8:41 ` [PATCH v18 02/14] mm: Introduce Data Access MONitor (DAMON) SeongJae Park
2020-07-18  2:47   ` Shakeel Butt
2020-07-18 13:31     ` SeongJae Park
2020-07-29 15:31       ` Shakeel Butt
2020-07-29 17:29         ` SeongJae Park
2020-07-13  8:41 ` [PATCH v18 03/14] mm/damon: Implement region based sampling SeongJae Park
2020-07-13  8:41 ` [PATCH v18 04/14] mm/damon: Adaptively adjust regions SeongJae Park
2020-07-13  8:41 ` [PATCH v18 05/14] mm/damon: Track dynamic monitoring target regions update SeongJae Park
2020-07-13  8:41 ` [PATCH v18 06/14] mm/damon: Implement callbacks for the virtual memory address spaces SeongJae Park
2020-07-17  0:46   ` Shakeel Butt
2020-07-17  6:53     ` SeongJae Park
2020-07-17 15:17       ` Shakeel Butt
2020-07-17 16:24         ` SeongJae Park
2020-07-18  2:23           ` Shakeel Butt
2020-07-18  2:51             ` SeongJae Park
2020-07-27  7:34   ` Greg Thelen
2020-07-27  9:02     ` SeongJae Park
2020-07-28 17:42       ` Shakeel Butt
2020-07-29  6:20         ` SeongJae Park
2020-07-13  8:41 ` [PATCH v18 07/14] mm/damon: Implement access pattern recording SeongJae Park
2020-07-13  8:41 ` [PATCH v18 08/14] mm/damon: Add a tracepoint SeongJae Park
2020-07-13  8:41 ` [PATCH v18 09/14] mm/damon: Implement a debugfs interface SeongJae Park
2020-07-22 10:36   ` SeongJae Park
2020-07-13  8:41 ` [PATCH v18 10/14] tools: Introduce a minimal user-space tool for DAMON SeongJae Park
2020-07-13  8:41 ` [PATCH v18 11/14] Documentation: Add documents " SeongJae Park
2020-07-27  7:19   ` Greg Thelen
2020-07-27  7:38     ` SeongJae Park
2020-07-13  8:41 ` [PATCH v18 12/14] mm/damon: Add kunit tests SeongJae Park
2020-07-13  8:41 ` [PATCH v18 13/14] mm/damon: Add user space selftests SeongJae Park
2020-07-13  8:41 ` [PATCH v18 14/14] MAINTAINERS: Update for DAMON SeongJae Park

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