linux-kernel - [tip:tracing/core] ftrace: Simplify seqfile code

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Message-ID: <tip-3be04b471b95b870bd129a138463756629e86f3f@git.kernel.org>
Date:	Mon, 17 Aug 2009 09:31:34 GMT
From:	tip-bot for Li Zefan <lizf@...fujitsu.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	fweisbec@...il.com, rostedt@...dmis.org, lizf@...fujitsu.com,
	tglx@...utronix.de, mingo@...e.hu
Subject: [tip:tracing/core] ftrace: Simplify seqfile code

Commit-ID:  3be04b471b95b870bd129a138463756629e86f3f
Gitweb:     http://git.kernel.org/tip/3be04b471b95b870bd129a138463756629e86f3f
Author:     Li Zefan <lizf@...fujitsu.com>
AuthorDate: Mon, 17 Aug 2009 16:54:03 +0800
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Mon, 17 Aug 2009 11:25:10 +0200

ftrace: Simplify seqfile code

Use seq_release_private().

Signed-off-by: Li Zefan <lizf@...fujitsu.com>
Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Li Zefan <lizf@...fujitsu.com>
LKML-Reference: <4A891AAB.8090701@...fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>


---
 kernel/trace/ftrace.c |   15 ++-------------
 1 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 0948634..1993b71 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1556,17 +1556,6 @@ ftrace_avail_open(struct inode *inode, struct file *file)
 	return ret;
 }
 
-int ftrace_avail_release(struct inode *inode, struct file *file)
-{
-	struct seq_file *m = (struct seq_file *)file->private_data;
-	struct ftrace_iterator *iter = m->private;
-
-	seq_release(inode, file);
-	kfree(iter);
-
-	return 0;
-}
-
 static int
 ftrace_failures_open(struct inode *inode, struct file *file)
 {
@@ -2427,14 +2416,14 @@ static const struct file_operations ftrace_avail_fops = {
 	.open = ftrace_avail_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
-	.release = ftrace_avail_release,
+	.release = seq_release_private,
 };
 
 static const struct file_operations ftrace_failures_fops = {
 	.open = ftrace_failures_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
-	.release = ftrace_avail_release,
+	.release = seq_release_private,
 };
 
 static const struct file_operations ftrace_filter_fops = {
--
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