ftrace: Simplify seqfile code
Use seq_release_private(). Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Li Zefan <lizf@cn.fujitsu.com> LKML-Reference: <4A891AAB.8090701@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -1556,17 +1556,6 @@ ftrace_avail_open(struct inode *inode, struct file *file)
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return ret;
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return ret;
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}
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}
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int ftrace_avail_release(struct inode *inode, struct file *file)
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{
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struct seq_file *m = (struct seq_file *)file->private_data;
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struct ftrace_iterator *iter = m->private;
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seq_release(inode, file);
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kfree(iter);
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return 0;
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}
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static int
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static int
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ftrace_failures_open(struct inode *inode, struct file *file)
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ftrace_failures_open(struct inode *inode, struct file *file)
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{
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{
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@ -2427,14 +2416,14 @@ static const struct file_operations ftrace_avail_fops = {
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.open = ftrace_avail_open,
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.open = ftrace_avail_open,
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.read = seq_read,
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.read = seq_read,
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.llseek = seq_lseek,
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.llseek = seq_lseek,
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.release = ftrace_avail_release,
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.release = seq_release_private,
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};
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};
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static const struct file_operations ftrace_failures_fops = {
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static const struct file_operations ftrace_failures_fops = {
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.open = ftrace_failures_open,
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.open = ftrace_failures_open,
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.read = seq_read,
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.read = seq_read,
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.llseek = seq_lseek,
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.llseek = seq_lseek,
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.release = ftrace_avail_release,
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.release = seq_release_private,
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};
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};
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static const struct file_operations ftrace_filter_fops = {
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static const struct file_operations ftrace_filter_fops = {
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