osd: search for unfound on osds in might_have_unfound

We were looking at 'up', which is just the set of OSDs we should be on in
the current epoch; nothing to do with where the objects might be found.

Signed-off-by: Sage Weil <sage@newdream.net>

diff --git a/src/osd/PG.cc b/src/osd/PG.cc
index 2627fdc0f07acebe10b5e392f7d4d37a8323de99..22a095476595b17a6779569c057c706bb912fcfb 100644 (file)
--- a/src/osd/PG.cc
+++ b/src/osd/PG.cc
@@ -584,36 +584,36 @@ void PG::discover_all_missing(map< int, map<pg_t,PG::Query> > &query_map)
           << get_num_unfound() << " unfound"
           << dendl;
 
-  std::vector<int>::const_iterator u = up.begin();
-  std::vector<int>::const_iterator end = up.end();
-  std::set<int>::const_iterator mhend = might_have_unfound.end();
-  for (; u != end; ++u) {
-    int peer(*u);
-    if (might_have_unfound.find(peer) == mhend) {
-      dout(25) << __func__ << ": osd" << peer
-              << " is not in might_have_unfound" << dendl;
+  std::set<int>::const_iterator m = might_have_unfound.begin();
+  std::set<int>::const_iterator mend = might_have_unfound.end();
+  for (; m != mend; ++m) {
+    int peer(*m);
+    
+    if (!osd->osdmap->is_up(peer)) {
+      dout(20) << __func__ << " skipping down osd" << peer << dendl;
       continue;
     }
+
     // If we've requested any of this stuff, the Missing information
     // should be on its way.
     // TODO: coalsce requested_* into a single data structure
     if (peer_missing.find(peer) != peer_missing.end()) {
-      dout(25) << __func__ << ": osd" << peer
+      dout(20) << __func__ << ": osd" << peer
               << ": we already have Missing" << dendl;
       continue;
     }
     if (peer_log_requested.find(peer) != peer_log_requested.end()) {
-      dout(25) << __func__ << ": osd" << peer
+      dout(20) << __func__ << ": osd" << peer
               << ": in peer_log_requested" << dendl;
       continue;
     }
     if (peer_backlog_requested.find(peer) != peer_backlog_requested.end()) {
-      dout(25) << __func__ << ": osd" << peer
+      dout(20) << __func__ << ": osd" << peer
               << ": in peer_backlog_requested" << dendl;
       continue;
     }
     if (peer_missing_requested.find(peer) != peer_missing_requested.end()) {
-      dout(25) << __func__ << ": osd" << peer
+      dout(20) << __func__ << ": osd" << peer
               << ": in peer_missing_requested" << dendl;
       continue;
     }