xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

rcu: split 'rcuhier' to each flavor

Browse Source 
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: 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 16:59:19 +08:00
committed by Paul E. McKenney
parent 66b38bc52b
commit a608d84bdb
1 changed files with 24 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
kernel/rcutree_trace.c
View File

@@ -316,6 +316,26 @@ static const struct file_operations rcuhier_fops = {
.release = single_release, .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) static void show_one_rcugp(struct seq_file *m, struct rcu_state *rsp)
{ {
unsigned long flags; unsigned long flags;
@@ -494,6 +514,10 @@ static int __init rcutree_trace_init(void)
if (!retval) if (!retval)
goto free_out; 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, retval = debugfs_create_file("rcubarrier", 0444, rcudir,