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rcu: split 'rcugp' to each flavor 

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

Signed-off-by: Michael Wang <wangyun@linux.vnet.ibm.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
This commit is contained in:
Michael Wang 2012-10-08 16:59:18 +08:00 committed by Paul E. McKenney
parent 29c67764f1
commit 66b38bc52b
1 changed files with 26 additions and 0 deletions
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26
kernel/rcutree_trace.c
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@ -360,6 +360,26 @@ static const struct file_operations rcugp_fops = {
.release = single_release,
};
static int new_show_rcugp(struct seq_file *m, void *v)
{
struct rcu_state *rsp = (struct rcu_state *)m->private;
show_one_rcugp(m, rsp);
return 0;
}
static int new_rcugp_open(struct inode *inode, struct file *file)
{
return single_open(file, new_show_rcugp, inode->i_private);
}
static const struct file_operations new_rcugp_fops = {
.owner = THIS_MODULE,
.open = new_rcugp_open,
.read = seq_read,
.llseek = no_llseek,
.release = seq_release,
};
static void print_one_rcu_pending(struct seq_file *m, struct rcu_data *rdp)
{
if (!rdp->beenonline)
@ -468,6 +488,12 @@ static int __init rcutree_trace_init(void)
goto free_out;
}
#endif
retval = debugfs_create_file("rcugp", 0444,
rspdir, rsp, &new_rcugp_fops);
if (!retval)
goto free_out;
}
retval = debugfs_create_file("rcubarrier", 0444, rcudir,