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Commit 8d9c0906 authored by Yan, Zheng's avatar Yan, Zheng Committed by Ilya Dryomov
Browse files

ceph: remove dentry_lru file from debugfs 



The file shows all dentries in cephfs mount. It's not very useful.

Signed-off-by: default avatar"Yan, Zheng" <zyan@redhat.com>
Reviewed-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent 32f6511a

fs/ceph/debugfs.c

+0 −27
Original line number Diff line number Diff line
@@ -139,23 +139,6 @@ static int caps_show(struct seq_file *s, void *p) 
	return 0;

}



static int dentry_lru_show(struct seq_file *s, void *ptr)

{

	struct ceph_fs_client *fsc = s->private;

	struct ceph_mds_client *mdsc = fsc->mdsc;

	struct ceph_dentry_info *di;



	spin_lock(&mdsc->dentry_lru_lock);

	list_for_each_entry(di, &mdsc->dentry_lru, lru) {

		struct dentry *dentry = di->dentry;

		seq_printf(s, "%p %p\t%pd\n",

			   di, dentry, dentry);

	}

	spin_unlock(&mdsc->dentry_lru_lock);



	return 0;

}



static int mds_sessions_show(struct seq_file *s, void *ptr)

{

	struct ceph_fs_client *fsc = s->private;
@@ -195,7 +178,6 @@ static int mds_sessions_show(struct seq_file *s, void *ptr) 
CEPH_DEFINE_SHOW_FUNC(mdsmap_show)

CEPH_DEFINE_SHOW_FUNC(mdsc_show)

CEPH_DEFINE_SHOW_FUNC(caps_show)

CEPH_DEFINE_SHOW_FUNC(dentry_lru_show)

CEPH_DEFINE_SHOW_FUNC(mds_sessions_show)
@@ -231,7 +213,6 @@ void ceph_fs_debugfs_cleanup(struct ceph_fs_client *fsc) 
	debugfs_remove(fsc->debugfs_mds_sessions);

	debugfs_remove(fsc->debugfs_caps);

	debugfs_remove(fsc->debugfs_mdsc);

	debugfs_remove(fsc->debugfs_dentry_lru);

}



int ceph_fs_debugfs_init(struct ceph_fs_client *fsc)
@@ -291,14 +272,6 @@ int ceph_fs_debugfs_init(struct ceph_fs_client *fsc) 
	if (!fsc->debugfs_caps)

		goto out;



	fsc->debugfs_dentry_lru = debugfs_create_file("dentry_lru",

					0400,

					fsc->client->debugfs_dir,

					fsc,

					&dentry_lru_show_fops);

	if (!fsc->debugfs_dentry_lru)

		goto out;



	return 0;



out: