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Subject: [PATCH 01/11] DOC: convert 'subsection' to 'section' in gfp.h
From:   NeilBrown <neilb@suse.de>
To:     Andrew Morton <akpm@linux-foundation.org>, Jan Kara <jack@suse.cz>,
        Wu Fengguang <fengguang.wu@intel.com>,
        Jaegeuk Kim <jaegeuk@kernel.org>, Chao Yu <chao@kernel.org>,
        Jeff Layton <jlayton@kernel.org>,
        Ilya Dryomov <idryomov@gmail.com>,
        Miklos Szeredi <miklos@szeredi.hu>,
        Trond Myklebust <trond.myklebust@hammerspace.com>,
        Anna Schumaker <anna.schumaker@netapp.com>,
        Ryusuke Konishi <konishi.ryusuke@gmail.com>,
        "Darrick J. Wong" <djwong@kernel.org>,
        Philipp Reisner <philipp.reisner@linbit.com>,
        Lars Ellenberg <lars.ellenberg@linbit.com>,
        Paolo Valente <paolo.valente@linaro.org>,
        Jens Axboe <axboe@kernel.dk>
Cc:     linux-doc@vger.kernel.org, linux-mm@kvack.org,
        linux-nilfs@vger.kernel.org, linux-nfs@vger.kernel.org,
        linux-fsdevel@vger.kernel.org,
        linux-f2fs-devel@lists.sourceforge.net, linux-ext4@vger.kernel.org,
        ceph-devel@vger.kernel.org, drbd-dev@lists.linbit.com,
        linux-kernel@vger.kernel.org
Date:   Tue, 22 Feb 2022 14:17:17 +1100
Message-ID: <164549983733.9187.17894407453436115822.stgit@noble.brown>
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Various DOC: sections in gfp.h have subsection headers (~~~) but the
place where they are included in mm-api.rst does not have section, only
chapters.
So convert to section headers (---) to avoid confusion.  Specifically if
section are added later in mm-api.rst, an error results.

Signed-off-by: NeilBrown <neilb@suse.de>
---
 include/linux/gfp.h |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 80f63c862be5..20f6fbe12993 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -79,7 +79,7 @@ struct vm_area_struct;
  * DOC: Page mobility and placement hints
  *
  * Page mobility and placement hints
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ * ---------------------------------
  *
  * These flags provide hints about how mobile the page is. Pages with similar
  * mobility are placed within the same pageblocks to minimise problems due
@@ -112,7 +112,7 @@ struct vm_area_struct;
  * DOC: Watermark modifiers
  *
  * Watermark modifiers -- controls access to emergency reserves
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ * ------------------------------------------------------------
  *
  * %__GFP_HIGH indicates that the caller is high-priority and that granting
  * the request is necessary before the system can make forward progress.
@@ -144,7 +144,7 @@ struct vm_area_struct;
  * DOC: Reclaim modifiers
  *
  * Reclaim modifiers
- * ~~~~~~~~~~~~~~~~~
+ * -----------------
  * Please note that all the following flags are only applicable to sleepable
  * allocations (e.g. %GFP_NOWAIT and %GFP_ATOMIC will ignore them).
  *
@@ -224,7 +224,7 @@ struct vm_area_struct;
  * DOC: Action modifiers
  *
  * Action modifiers
- * ~~~~~~~~~~~~~~~~
+ * ----------------
  *
  * %__GFP_NOWARN suppresses allocation failure reports.
  *
@@ -256,7 +256,7 @@ struct vm_area_struct;
  * DOC: Useful GFP flag combinations
  *
  * Useful GFP flag combinations
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ * ----------------------------
  *
  * Useful GFP flag combinations that are commonly used. It is recommended
  * that subsystems start with one of these combinations and then set/clear