[tip:locking/urgent] tools/lib/lockdep: Add dummy task_struct state member

From: tip-bot for Sasha Levin
Date: Mon Sep 10 2018 - 08:38:24 EST


Commit-ID: 16214312df6d5aaa5324864d032ce565e97f8890
Gitweb: https://git.kernel.org/tip/16214312df6d5aaa5324864d032ce565e97f8890
Author: Sasha Levin <Alexander.Levin@xxxxxxxxxxxxx>
AuthorDate: Mon, 13 Aug 2018 19:05:39 +0000
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Mon, 10 Sep 2018 13:48:24 +0200

tools/lib/lockdep: Add dummy task_struct state member

Commit:

8cc05c71ba5f ("locking/lockdep: Move sanity check to inside lockdep_print_held_locks()")

added accesses to the task_struct's state member. Add dummy userspace declaration.

Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Sasha Levin <Alexander.Levin@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20180813190527.16853-4-alexander.levin@xxxxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
tools/include/linux/lockdep.h | 3 +++
1 file changed, 3 insertions(+)

diff --git a/tools/include/linux/lockdep.h b/tools/include/linux/lockdep.h
index 6b0c36a58fcb..e56997288f2b 100644
--- a/tools/include/linux/lockdep.h
+++ b/tools/include/linux/lockdep.h
@@ -30,9 +30,12 @@ struct task_struct {
struct held_lock held_locks[MAX_LOCK_DEPTH];
gfp_t lockdep_reclaim_gfp;
int pid;
+ int state;
char comm[17];
};

+#define TASK_RUNNING 0
+
extern struct task_struct *__curr(void);

#define current (__curr())