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From:   Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
To:     Linux Doc Mailing List <linux-doc@vger.kernel.org>
Cc:     Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
        linux-kernel@vger.kernel.org, Jonathan Corbet <corbet@lwn.net>,
        "Paul E. McKenney" <paulmck@kernel.org>,
        Josh Triplett <josh@joshtriplett.org>,
        Steven Rostedt <rostedt@goodmis.org>,
        Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
        Lai Jiangshan <jiangshanlai@gmail.com>,
        Joel Fernandes <joel@joelfernandes.org>, rcu@vger.kernel.org
Subject: [PATCH 03/10] docs: RCU: convert lockdep.txt to ReST
Date:   Tue, 21 Apr 2020 19:04:04 +0200
Message-Id: <1ebc0a13f0710a080c2b6f59f546e3c8b60f17b3.1587488137.git.mchehab+huawei@kernel.org>
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- Add a SPDX header;
- Adjust document title;
- Mark literal blocks as such;
- Add it to RCU/index.rst.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
 Documentation/RCU/index.rst                    |  1 +
 Documentation/RCU/{lockdep.txt => lockdep.rst} | 12 ++++++++----
 2 files changed, 9 insertions(+), 4 deletions(-)
 rename Documentation/RCU/{lockdep.txt => lockdep.rst} (96%)

diff --git a/Documentation/RCU/index.rst b/Documentation/RCU/index.rst
index 430a37132b2c..fa7a2a8949b7 100644
--- a/Documentation/RCU/index.rst
+++ b/Documentation/RCU/index.rst
@@ -11,6 +11,7 @@ RCU concepts
 
    arrayRCU
    checklist
+   lockdep
    lockdep-splat
    rcubarrier
    rcu_dereference
diff --git a/Documentation/RCU/lockdep.txt b/Documentation/RCU/lockdep.rst
similarity index 96%
rename from Documentation/RCU/lockdep.txt
rename to Documentation/RCU/lockdep.rst
index 89db949eeca0..f1fc8ae3846a 100644
--- a/Documentation/RCU/lockdep.txt
+++ b/Documentation/RCU/lockdep.rst
@@ -1,4 +1,8 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+========================
 RCU and lockdep checking
+========================
 
 All flavors of RCU have lockdep checking available, so that lockdep is
 aware of when each task enters and leaves any flavor of RCU read-side
@@ -8,7 +12,7 @@ tracking to include RCU state, which can sometimes help when debugging
 deadlocks and the like.
 
 In addition, RCU provides the following primitives that check lockdep's
-state:
+state::
 
 	rcu_read_lock_held() for normal RCU.
 	rcu_read_lock_bh_held() for RCU-bh.
@@ -63,7 +67,7 @@ checking of rcu_dereference() primitives:
 The rcu_dereference_check() check expression can be any boolean
 expression, but would normally include a lockdep expression.  However,
 any boolean expression can be used.  For a moderately ornate example,
-consider the following:
+consider the following::
 
 	file = rcu_dereference_check(fdt->fd[fd],
 				     lockdep_is_held(&files->file_lock) ||
@@ -82,7 +86,7 @@ RCU read-side critical sections, in case (2) the ->file_lock prevents
 any change from taking place, and finally, in case (3) the current task
 is the only task accessing the file_struct, again preventing any change
 from taking place.  If the above statement was invoked only from updater
-code, it could instead be written as follows:
+code, it could instead be written as follows::
 
 	file = rcu_dereference_protected(fdt->fd[fd],
 					 lockdep_is_held(&files->file_lock) ||
@@ -105,7 +109,7 @@ false and they are called from outside any RCU read-side critical section.
 
 For example, the workqueue for_each_pwq() macro is intended to be used
 either within an RCU read-side critical section or with wq->mutex held.
-It is thus implemented as follows:
+It is thus implemented as follows::
 
 	#define for_each_pwq(pwq, wq)
 		list_for_each_entry_rcu((pwq), &(wq)->pwqs, pwqs_node,
-- 
2.25.2