clean up curop read/write detection

db/instance.cpp

@@ -171,7 +171,6 @@ namespace mongo {
             if (q.fields.get() && q.fields->errmsg)
                 uassert( 10053 , q.fields->errmsg, false);
 
-            c.curop()->setRead();
             msgdata = runQuery(m, q, op ).release();
         }
         catch ( AssertionException& e ) {
@@ -454,7 +453,6 @@ namespace mongo {
 
         mongolock lk(1);
         Client::Context ctx( ns );
-        op.setWrite();
 
         UpdateResult res = updateObjects(ns, toupdate, query, upsert, multi, true, op.debug() );
         recordUpdate( res.existing , (int) res.num ); // for getlasterror
@@ -466,7 +464,6 @@ namespace mongo {
         assert(*ns);
         uassert( 10056 ,  "not master", isMasterNs( ns ) );
         Client::Context ctx(ns);
-        op.setWrite();
         int flags = d.pullInt();
         bool justOne = flags & 1;
         assert( d.moreJSObjs() );
@@ -490,7 +487,6 @@ namespace mongo {
         ss << ns;
         mongolock lk(false);
         Client::Context ctx(ns);
-        curop.setRead();
         int ntoreturn = d.pullInt();
         long long cursorid = d.pullInt64();
         ss << " cid:" << cursorid;
@@ -520,7 +516,6 @@ namespace mongo {
 		assert(*ns);
         uassert( 10058 ,  "not master", isMasterNs( ns ) );
         Client::Context ctx(ns);
-        op.setWrite();
         op.debug().str << ns;
 		
         while ( d.moreJSObjs() ) {