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Message-ID: <61b256c7-4989-44ec-83db-f34a1bd4be2d@huawei.com>
Date: Thu, 6 Jun 2024 11:36:29 +0800
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Subject: Re: linux-next: build warning after merge of the mm tree
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To: Stephen Rothwell <sfr@canb.auug.org.au>, Andrew Morton
	<akpm@linux-foundation.org>
CC: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Linux Next
 Mailing List <linux-next@vger.kernel.org>
References: <20240606131954.30d0be64@canb.auug.org.au>
From: Kefeng Wang <wangkefeng.wang@huawei.com>
In-Reply-To: <20240606131954.30d0be64@canb.auug.org.au>
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On 2024/6/6 11:19, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the mm tree, today's linux-next build (htmldocs) produced
> this warning:
> 
> Documentation/core-api/pin_user_pages.rst:200: WARNING: Title underline too short.
> 
> folio_maybe_dma_pinned(): the whole point of pinning
> ===================================================

Oh, after page->folio, we need an extra "=", should I send a fix?

diff --git a/Documentation/core-api/pin_user_pages.rst 
b/Documentation/core-api/pin_user_pages.rst
index 532ba8e8381b..57b17978e156 100644
--- a/Documentation/core-api/pin_user_pages.rst
+++ b/Documentation/core-api/pin_user_pages.rst
@@ -197,7 +197,7 @@ INCORRECT (uses FOLL_GET calls):
      put_page()

  folio_maybe_dma_pinned(): the whole point of pinning
-===================================================
+====================================================


> 
> Introduced by commit
> 
>    b3d997231b4d ("mm: remove page_maybe_dma_pinned()")
>