linux-kernel - [tip: core/rcu] rcu: Remove KCSAN stubs

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Date:   Fri, 09 Oct 2020 06:35:45 -0000
From:   "tip-bot2 for Paul E. McKenney" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     "Paul E. McKenney" <paulmck@...nel.org>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: core/rcu] rcu: Remove KCSAN stubs

The following commit has been merged into the core/rcu branch of tip:

Commit-ID:     ebc3505d507cf0aafdc31e4b2359c9b22b3927c8
Gitweb:        https://git.kernel.org/tip/ebc3505d507cf0aafdc31e4b2359c9b22b3927c8
Author:        Paul E. McKenney <paulmck@...nel.org>
AuthorDate:    Wed, 17 Jun 2020 13:25:26 -07:00
Committer:     Paul E. McKenney <paulmck@...nel.org>
CommitterDate: Mon, 24 Aug 2020 18:36:02 -07:00

rcu: Remove KCSAN stubs

KCSAN is now in mainline, so this commit removes the stubs for the
data_race(), ASSERT_EXCLUSIVE_WRITER(), and ASSERT_EXCLUSIVE_ACCESS()
macros.

Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
---
 kernel/rcu/tree.c | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 8ce77d9..eb36779 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -70,19 +70,6 @@
 #endif
 #define MODULE_PARAM_PREFIX "rcutree."
 
-#ifndef data_race
-#define data_race(expr)							\
-	({								\
-		expr;							\
-	})
-#endif
-#ifndef ASSERT_EXCLUSIVE_WRITER
-#define ASSERT_EXCLUSIVE_WRITER(var) do { } while (0)
-#endif
-#ifndef ASSERT_EXCLUSIVE_ACCESS
-#define ASSERT_EXCLUSIVE_ACCESS(var) do { } while (0)
-#endif
-
 /* Data structures. */
 
 /*