libceph: take osdc->lock in osdmap_show() and dump flags in hex
There is now about a dozen CEPH_OSDMAP_* flags. This is a debugging
interface, so just dump in hex instead of spelling each flag out.
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
diff --git a/net/ceph/debugfs.c b/net/ceph/debugfs.c
index 39f91c7..6e434c7 100644
--- a/net/ceph/debugfs.c
+++ b/net/ceph/debugfs.c
@@ -54,16 +54,15 @@
{
int i;
struct ceph_client *client = s->private;
- struct ceph_osdmap *map = client->osdc.osdmap;
+ struct ceph_osd_client *osdc = &client->osdc;
+ struct ceph_osdmap *map = osdc->osdmap;
struct rb_node *n;
if (map == NULL)
return 0;
- seq_printf(s, "epoch %d\n", map->epoch);
- seq_printf(s, "flags%s%s\n",
- (map->flags & CEPH_OSDMAP_NEARFULL) ? " NEARFULL" : "",
- (map->flags & CEPH_OSDMAP_FULL) ? " FULL" : "");
+ down_read(&osdc->lock);
+ seq_printf(s, "epoch %d flags 0x%x\n", map->epoch, map->flags);
for (n = rb_first(&map->pg_pools); n; n = rb_next(n)) {
struct ceph_pg_pool_info *pi =
@@ -105,6 +104,7 @@
pg->pgid.seed, pg->primary_temp.osd);
}
+ up_read(&osdc->lock);
return 0;
}