[PATCH RESEND] Documentation: RCU: lockdep.txt: Convert to lockdep.rst

[Pawan Kumar Meena <pawank1804@gmail.com>]

This patch converts lockdep.txt to lockdep.rst and adds it to index.rst.

Signed-off-by: Pawan Kumar Meena <pawank1804@gmail.com>
---
 Documentation/RCU/index.rst                    | 1 +
 Documentation/RCU/{lockdep.txt => lockdep.rst} | 9 ++++++---
 2 files changed, 7 insertions(+), 3 deletions(-)
 rename Documentation/RCU/{lockdep.txt => lockdep.rst} (97%)

diff --git a/Documentation/RCU/index.rst b/Documentation/RCU/index.rst
index 81a0a1e5f767..109dea13f165 100644
--- a/Documentation/RCU/index.rst
+++ b/Documentation/RCU/index.rst
@@ -10,6 +10,7 @@ RCU concepts
    arrayRCU
    rcubarrier
    rcu_dereference
+   lockdep
    whatisRCU
    rcu
    listRCU
diff --git a/Documentation/RCU/lockdep.txt b/Documentation/RCU/lockdep.rst
similarity index 97%
rename from Documentation/RCU/lockdep.txt
rename to Documentation/RCU/lockdep.rst
index 89db949eeca0..3a88d8a59753 100644
--- a/Documentation/RCU/lockdep.txt
+++ b/Documentation/RCU/lockdep.rst
@@ -1,4 +1,7 @@
+.. _lockdep_doc:
+
 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
@@ -63,7 +66,7 @@ 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 +85,7 @@ 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 +108,7 @@ 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,
-- 
2.17.1