From c54d6aa697625320fc5d64e01d81a17e9350adaa Mon Sep 17 00:00:00 2001
From: wangdi <wangdi>
Date: Wed, 17 Aug 2005 15:25:24 +0000
Subject: [PATCH] Branch: HEAD the inflight page should also be teardown when
 unmount

---
 lustre/lov/lov_internal.h | 16 ++++++++++++++++
 lustre/lov/lov_obd.c      |  7 +++++--
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/lustre/lov/lov_internal.h b/lustre/lov/lov_internal.h
index 723ce86..1b1211b 100644
--- a/lustre/lov/lov_internal.h
+++ b/lustre/lov/lov_internal.h
@@ -150,6 +150,22 @@ lov_tgt_incref(struct lov_obd *lov, struct lov_tgt_desc *tgt)
         lov_tgts_unlock(lov);
 }
 
+static inline int
+lov_tgt_pending(struct lov_obd *lov, struct lov_tgt_desc *tgt, int gen)
+{
+        int rc = 0;
+        lov_tgts_lock(lov);
+
+        if (((gen == 0) || (gen == tgt->ltd_gen)) &&
+            (tgt->ltd_flags &(LTD_ACTIVE|LTD_DEL_PENDING)) == LTD_DEL_PENDING) {
+                tgt->ltd_refcount++;
+                rc = 1;
+        }
+
+        lov_tgts_unlock(lov);
+        return rc;
+}
+
 struct lov_async_page {
         int                             lap_magic;
         int                             lap_stripe;
diff --git a/lustre/lov/lov_obd.c b/lustre/lov/lov_obd.c
index 00a2a96..a986ea6 100644
--- a/lustre/lov/lov_obd.c
+++ b/lustre/lov/lov_obd.c
@@ -1632,8 +1632,11 @@ static int lov_teardown_async_page(struct obd_export *exp,
         loi = &lsm->lsm_oinfo[lap->lap_stripe];
         tgt = lov->tgts + loi->loi_ost_idx;
 
-        if (!lov_tgt_ready(lov, tgt, loi->loi_ost_gen))
-                RETURN(-EIO);
+        if (!lov_tgt_ready(lov, tgt, loi->loi_ost_gen) && 
+            !lov_tgt_pending(lov, tgt, loi->loi_ost_gen))
+                 RETURN(-EIO);
+
+        lov_tgt_incref(lov,tgt);
 
         rc = obd_teardown_async_page(tgt->ltd_exp, lsm, loi,
                                      lap->lap_sub_cookie);
-- 
1.8.3.1