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Commit a608d84b authored by Michael Wang's avatar Michael Wang Committed by Paul E. McKenney
Browse files

rcu: split 'rcuhier' to each flavor 



This patch add new 'rcuhier' to each flavor's folder, now we could use:
	'cat /debugfs/rcu/rsp/rcuhier'
to get the selected rsp info.

Signed-off-by: default avatarMichael Wang <wangyun@linux.vnet.ibm.com>
Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
parent 66b38bc5

kernel/rcutree_trace.c

+24 −0
Original line number Diff line number Diff line
@@ -316,6 +316,26 @@ static const struct file_operations rcuhier_fops = { 
	.release = single_release,

};



static int new_show_rcuhier(struct seq_file *m, void *v)

{

	struct rcu_state *rsp = (struct rcu_state *)m->private;

	print_one_rcu_state(m, rsp);

	return 0;

}



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

{

	return single_open(file, new_show_rcuhier, inode->i_private);

}



static const struct file_operations new_rcuhier_fops = {

	.owner = THIS_MODULE,

	.open = new_rcuhier_open,

	.read = seq_read,

	.llseek = no_llseek,

	.release = seq_release,

};



static void show_one_rcugp(struct seq_file *m, struct rcu_state *rsp)

{

	unsigned long flags;
@@ -494,6 +514,10 @@ static int __init rcutree_trace_init(void) 
			if (!retval)

				goto free_out;



			retval = debugfs_create_file("rcuhier", 0444,

					rspdir, rsp, &new_rcuhier_fops);

			if (!retval)

				goto free_out;

	}



	retval = debugfs_create_file("rcubarrier", 0444, rcudir,