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Date:   Mon, 3 Jun 2019 06:08:33 -0700
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Subject: [tip:locking/core] locking/lockdep: Remove useless conditional
 macro
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Commit-ID:  e7a38f63ba50dc95426dd50c43383dfecaa35d7f
Gitweb:     https://git.kernel.org/tip/e7a38f63ba50dc95426dd50c43383dfecaa35d7f
Author:     Yuyang Du <duyuyang@gmail.com>
AuthorDate: Mon, 6 May 2019 16:19:20 +0800
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 3 Jun 2019 11:55:35 +0200

locking/lockdep: Remove useless conditional macro

Since #defined(CONFIG_PROVE_LOCKING) is used in the scope of #ifdef
CONFIG_PROVE_LOCKING, it can be removed.

Signed-off-by: Yuyang Du <duyuyang@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bvanassche@acm.org
Cc: frederic@kernel.org
Cc: ming.lei@redhat.com
Cc: will.deacon@arm.com
Link: https://lkml.kernel.org/r/20190506081939.74287-5-duyuyang@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 kernel/locking/lockdep.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index a033df00fd1d..3c477018e184 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -1674,7 +1674,7 @@ check_redundant(struct lock_list *root, struct lock_class *target,
 	return result;
 }
 
-#if defined(CONFIG_TRACE_IRQFLAGS) && defined(CONFIG_PROVE_LOCKING)
+#ifdef CONFIG_TRACE_IRQFLAGS
 
 static inline int usage_accumulate(struct lock_list *entry, void *mask)
 {
@@ -2152,7 +2152,7 @@ static inline void inc_chains(void)
 	nr_process_chains++;
 }
 
-#endif
+#endif /* CONFIG_TRACE_IRQFLAGS */
 
 static void
 print_deadlock_scenario(struct held_lock *nxt, struct held_lock *prv)
@@ -2829,7 +2829,7 @@ static inline int validate_chain(struct task_struct *curr,
 {
 	return 1;
 }
-#endif
+#endif /* CONFIG_PROVE_LOCKING */
 
 /*
  * We are building curr_chain_key incrementally, so double-check