From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH] lockdep: remove unused factor variable from lockdep_stats_show
Date: Wed, 23 Mar 2011 14:38:28 +0200 [thread overview]
Message-ID: <20110323123828.GB4244@swordfish.minsk.epam.com> (raw)
lockdep: remove unused factor variable from lockdep_stats_show
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
---
kernel/lockdep_proc.c | 9 +--------
1 files changed, 1 insertions(+), 8 deletions(-)
diff --git a/kernel/lockdep_proc.c b/kernel/lockdep_proc.c
index 1969d2f..71edd2f 100644
--- a/kernel/lockdep_proc.c
+++ b/kernel/lockdep_proc.c
@@ -225,7 +225,7 @@ static int lockdep_stats_show(struct seq_file *m, void *v)
nr_irq_read_safe = 0, nr_irq_read_unsafe = 0,
nr_softirq_read_safe = 0, nr_softirq_read_unsafe = 0,
nr_hardirq_read_safe = 0, nr_hardirq_read_unsafe = 0,
- sum_forward_deps = 0, factor = 0;
+ sum_forward_deps = 0;
list_for_each_entry(class, &all_lock_classes, lock_entry) {
@@ -283,13 +283,6 @@ static int lockdep_stats_show(struct seq_file *m, void *v)
nr_hardirq_unsafe * nr_hardirq_safe +
nr_list_entries);
- /*
- * Estimated factor between direct and indirect
- * dependencies:
- */
- if (nr_list_entries)
- factor = sum_forward_deps / nr_list_entries;
-
#ifdef CONFIG_PROVE_LOCKING
seq_printf(m, " dependency chains: %11lu [max: %lu]\n",
nr_lock_chains, MAX_LOCKDEP_CHAINS);
next reply other threads:[~2011-03-23 12:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-23 12:38 Sergey Senozhatsky [this message]
2011-03-23 12:57 ` Ingo Molnar
2011-03-23 13:13 ` Sergey Senozhatsky
2011-03-23 13:48 ` [tip:core/urgent] lockdep: Remove unused 'factor' variable from lockdep_stats_show() tip-bot for Sergey Senozhatsky
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