Commit 5cf7bd30 authored by Ilya Dryomov's avatar Ilya Dryomov

libceph: expose client options through debugfs

Add a client_options attribute for showing libceph options.
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent ff40f9ae
......@@ -135,6 +135,7 @@ struct ceph_client {
struct dentry *debugfs_dir;
struct dentry *debugfs_monmap;
struct dentry *debugfs_osdmap;
struct dentry *debugfs_options;
#endif
};
......
......@@ -22,6 +22,7 @@
* .../monmap - current monmap
* .../osdc - active osd requests
* .../monc - mon client state
* .../client_options - libceph-only (i.e. not rbd or cephfs) options
* .../dentry_lru - dump contents of dentry lru
* .../caps - expose cap (reservation) stats
* .../bdi - symlink to ../../bdi/something
......@@ -177,10 +178,24 @@ static int osdc_show(struct seq_file *s, void *pp)
return 0;
}
static int client_options_show(struct seq_file *s, void *p)
{
struct ceph_client *client = s->private;
int ret;
ret = ceph_print_client_options(s, client);
if (ret)
return ret;
seq_putc(s, '\n');
return 0;
}
CEPH_DEFINE_SHOW_FUNC(monmap_show)
CEPH_DEFINE_SHOW_FUNC(osdmap_show)
CEPH_DEFINE_SHOW_FUNC(monc_show)
CEPH_DEFINE_SHOW_FUNC(osdc_show)
CEPH_DEFINE_SHOW_FUNC(client_options_show)
int ceph_debugfs_init(void)
{
......@@ -242,6 +257,14 @@ int ceph_debugfs_client_init(struct ceph_client *client)
if (!client->debugfs_osdmap)
goto out;
client->debugfs_options = debugfs_create_file("client_options",
0600,
client->debugfs_dir,
client,
&client_options_show_fops);
if (!client->debugfs_options)
goto out;
return 0;
out:
......@@ -252,6 +275,7 @@ int ceph_debugfs_client_init(struct ceph_client *client)
void ceph_debugfs_client_cleanup(struct ceph_client *client)
{
dout("ceph_debugfs_client_cleanup %p\n", client);
debugfs_remove(client->debugfs_options);
debugfs_remove(client->debugfs_osdmap);
debugfs_remove(client->debugfs_monmap);
debugfs_remove(client->osdc.debugfs_file);
......
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