From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 1/4] prio_tree: remove unnecessary code in prio_tree_replace
Date: Tue, 14 Feb 2012 16:59:49 +0800 [thread overview]
Message-ID: <4F3A2285.7060700@linux.vnet.ibm.com> (raw)
Remove the code since 'node' has already been initialized in the
begin of the function
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
---
lib/prio_tree.c | 1 -
1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/lib/prio_tree.c b/lib/prio_tree.c
index ccfd850..423eba8 100644
--- a/lib/prio_tree.c
+++ b/lib/prio_tree.c
@@ -151,7 +151,6 @@ struct prio_tree_node *prio_tree_replace(struct prio_tree_root *root,
* We can reduce root->index_bits here. However, it is complex
* and does not help much to improve performance (IMO).
*/
- node->parent = node;
root->prio_tree_node = node;
} else {
node->parent = old->parent;
--
1.7.7.6
--
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next reply other threads:[~2012-02-14 9:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-14 8:59 Xiao Guangrong [this message]
2012-02-14 9:00 ` [PATCH 2/4] prio_tree: cleanup prio_tree_left/prio_tree_right Xiao Guangrong
2012-02-14 9:01 ` [PATCH 3/4] prio_tree: simplify prio_tree_expand Xiao Guangrong
2012-02-14 9:02 ` [PATCH 4/4] prio_tree: introduce prio_set_parent Xiao Guangrong
2012-02-15 0:19 ` [PATCH 1/4] prio_tree: remove unnecessary code in prio_tree_replace Andrew Morton
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