linux-kernel - [PATCH v3 14/14] tools/kernel.h: hide task_struct.hardirq_chain

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Message-Id: <20200622224258.1208588-15-sashal@kernel.org>
Date:   Mon, 22 Jun 2020 18:42:58 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     peterz@...radead.org
Cc:     mingo@...nel.org, linux-kernel@...r.kernel.org, tglx@...utronix.de,
        jolsa@...hat.com, alexey.budankov@...ux.intel.com,
        songliubraving@...com, acme@...hat.com, allison@...utok.net,
        sashal@...nel.org
Subject: [PATCH v3 14/14] tools/kernel.h: hide task_struct.hardirq_chain_key

As a result of c86e9b987cea ("lockdep: Prepare for noinstr sections") we need
to hide hardirq_chain_key from userspace to avoid a build error.

Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 tools/include/linux/lockdep.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/include/linux/lockdep.h b/tools/include/linux/lockdep.h
index 4e5f31f28ca3e..b6c9e81eb45e5 100644
--- a/tools/include/linux/lockdep.h
+++ b/tools/include/linux/lockdep.h
@@ -40,6 +40,7 @@ struct task_struct {
 	unsigned long hardirq_disable_ip, hardirq_enable_ip;
 	unsigned int hardirq_disable_event, hardirq_enable_event;
 	int softirq_context, hardirq_context;
+	unsigned long hardirq_chain_key;
 	char comm[17];
 };
 
-- 
2.25.1