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-rw-r--r--fs/ceph/super.c40
-rw-r--r--include/linux/ceph/libceph.h1
-rw-r--r--net/ceph/ceph_common.c37
3 files changed, 53 insertions, 25 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index 9f035ccb6191..34a779edd421 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -411,31 +411,20 @@ static int ceph_show_options(struct seq_file *m, struct dentry *root)
{
struct ceph_fs_client *fsc = ceph_sb_to_client(root->d_sb);
struct ceph_mount_options *fsopt = fsc->mount_options;
- struct ceph_options *opt = fsc->client->options;
-
- if (opt->flags & CEPH_OPT_FSID)
- seq_printf(m, ",fsid=%pU", &opt->fsid);
- if (opt->flags & CEPH_OPT_NOSHARE)
- seq_puts(m, ",noshare");
- if (opt->flags & CEPH_OPT_NOCRC)
- seq_puts(m, ",nocrc");
- if (opt->flags & CEPH_OPT_NOMSGAUTH)
- seq_puts(m, ",nocephx_require_signatures");
- if ((opt->flags & CEPH_OPT_TCP_NODELAY) == 0)
- seq_puts(m, ",notcp_nodelay");
-
- if (opt->name)
- seq_printf(m, ",name=%s", opt->name);
- if (opt->key)
- seq_puts(m, ",secret=<hidden>");
-
- if (opt->mount_timeout != CEPH_MOUNT_TIMEOUT_DEFAULT)
- seq_printf(m, ",mount_timeout=%d", opt->mount_timeout);
- if (opt->osd_idle_ttl != CEPH_OSD_IDLE_TTL_DEFAULT)
- seq_printf(m, ",osd_idle_ttl=%d", opt->osd_idle_ttl);
- if (opt->osd_keepalive_timeout != CEPH_OSD_KEEPALIVE_DEFAULT)
- seq_printf(m, ",osdkeepalivetimeout=%d",
- opt->osd_keepalive_timeout);
+ size_t pos;
+ int ret;
+
+ /* a comma between MNT/MS and client options */
+ seq_putc(m, ',');
+ pos = m->count;
+
+ ret = ceph_print_client_options(m, fsc->client);
+ if (ret)
+ return ret;
+
+ /* retract our comma if no client options */
+ if (m->count == pos)
+ m->count--;
if (fsopt->flags & CEPH_MOUNT_OPT_DIRSTAT)
seq_puts(m, ",dirstat");
@@ -482,6 +471,7 @@ static int ceph_show_options(struct seq_file *m, struct dentry *root)
seq_printf(m, ",readdir_max_bytes=%d", fsopt->max_readdir_bytes);
if (strcmp(fsopt->snapdir_name, CEPH_SNAPDIRNAME_DEFAULT))
seq_printf(m, ",snapdirname=%s", fsopt->snapdir_name);
+
return 0;
}
diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h
index 16fff9608848..303be6ef7f94 100644
--- a/include/linux/ceph/libceph.h
+++ b/include/linux/ceph/libceph.h
@@ -191,6 +191,7 @@ extern struct ceph_options *ceph_parse_options(char *options,
const char *dev_name, const char *dev_name_end,
int (*parse_extra_token)(char *c, void *private),
void *private);
+int ceph_print_client_options(struct seq_file *m, struct ceph_client *client);
extern void ceph_destroy_options(struct ceph_options *opt);
extern int ceph_compare_options(struct ceph_options *new_opt,
struct ceph_client *client);
diff --git a/net/ceph/ceph_common.c b/net/ceph/ceph_common.c
index ec565508e904..79e8f71aef5b 100644
--- a/net/ceph/ceph_common.c
+++ b/net/ceph/ceph_common.c
@@ -490,6 +490,43 @@ out:
}
EXPORT_SYMBOL(ceph_parse_options);
+int ceph_print_client_options(struct seq_file *m, struct ceph_client *client)
+{
+ struct ceph_options *opt = client->options;
+ size_t pos = m->count;
+
+ if (opt->name)
+ seq_printf(m, "name=%s,", opt->name);
+ if (opt->key)
+ seq_puts(m, "secret=<hidden>,");
+
+ if (opt->flags & CEPH_OPT_FSID)
+ seq_printf(m, "fsid=%pU,", &opt->fsid);
+ if (opt->flags & CEPH_OPT_NOSHARE)
+ seq_puts(m, "noshare,");
+ if (opt->flags & CEPH_OPT_NOCRC)
+ seq_puts(m, "nocrc,");
+ if (opt->flags & CEPH_OPT_NOMSGAUTH)
+ seq_puts(m, "nocephx_require_signatures,");
+ if ((opt->flags & CEPH_OPT_TCP_NODELAY) == 0)
+ seq_puts(m, "notcp_nodelay,");
+
+ if (opt->mount_timeout != CEPH_MOUNT_TIMEOUT_DEFAULT)
+ seq_printf(m, "mount_timeout=%d,", opt->mount_timeout);
+ if (opt->osd_idle_ttl != CEPH_OSD_IDLE_TTL_DEFAULT)
+ seq_printf(m, "osd_idle_ttl=%d,", opt->osd_idle_ttl);
+ if (opt->osd_keepalive_timeout != CEPH_OSD_KEEPALIVE_DEFAULT)
+ seq_printf(m, "osdkeepalivetimeout=%d,",
+ opt->osd_keepalive_timeout);
+
+ /* drop redundant comma */
+ if (m->count != pos)
+ m->count--;
+
+ return 0;
+}
+EXPORT_SYMBOL(ceph_print_client_options);
+
u64 ceph_client_id(struct ceph_client *client)
{
return client->monc.auth->global_id;