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Commit 04015e3f authored by Christoph Hellwig's avatar Christoph Hellwig
Browse files

proc: don't detour through seq->private to get the inode 



Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 76f668be

fs/proc/array.c

+6 −14
Original line number Diff line number Diff line
@@ -677,20 +677,22 @@ get_children_pid(struct inode *inode, struct pid *pid_prev, loff_t pos) 


static int children_seq_show(struct seq_file *seq, void *v)

{

	seq_printf(seq, "%d ", pid_nr_ns(v, proc_pid_ns(seq->private)));

	struct inode *inode = file_inode(seq->file);



	seq_printf(seq, "%d ", pid_nr_ns(v, proc_pid_ns(inode)));

	return 0;

}



static void *children_seq_start(struct seq_file *seq, loff_t *pos)

{

	return get_children_pid(seq->private, NULL, *pos);

	return get_children_pid(file_inode(seq->file), NULL, *pos);

}



static void *children_seq_next(struct seq_file *seq, void *v, loff_t *pos)

{

	struct pid *pid;



	pid = get_children_pid(seq->private, v, *pos + 1);

	pid = get_children_pid(file_inode(seq->file), v, *pos + 1);

	put_pid(v);



	++*pos;
@@ -711,17 +713,7 @@ static const struct seq_operations children_seq_ops = { 


static int children_seq_open(struct inode *inode, struct file *file)

{

	struct seq_file *m;

	int ret;



	ret = seq_open(file, &children_seq_ops);

	if (ret)

		return ret;



	m = file->private_data;

	m->private = inode;



	return ret;

	return seq_open(file, &children_seq_ops);

}



const struct file_operations proc_tid_children_operations = {