From d69fd9799a1d75e138098bfb59f0677d64fbca15 Mon Sep 17 00:00:00 2001
From: nikita <nikita>
Date: Mon, 6 Nov 2006 22:33:43 +0000
Subject: [PATCH] cmm,osd: add debugging to catch bug11150.

---
 lustre/cmm/cmm_split.c  | 5 ++++-
 lustre/mdd/mdd_object.c | 9 +++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/lustre/cmm/cmm_split.c b/lustre/cmm/cmm_split.c
index bab0a16..b0807dd 100644
--- a/lustre/cmm/cmm_split.c
+++ b/lustre/cmm/cmm_split.c
@@ -559,6 +559,8 @@ static int cmm_split_process_stripe(const struct lu_env *env,
         RETURN(rc);
 }
 
+extern int bug11150;
+
 static int cmm_split_process_dir(const struct lu_env *env,
                                  struct md_object *mo,
                                  struct md_attr *ma)
@@ -589,7 +591,7 @@ static int cmm_split_process_dir(const struct lu_env *env,
                 lf = &ma->ma_lmv->mea_ids[i];
 
                 rdpg->rp_hash = i * hash_segement;
-                if (i == cmm->cmm_tgt_count) 
+                if (i == cmm->cmm_tgt_count)
                         hash_end = MAX_HASH_SIZE;
                 else
                         hash_end = rdpg->rp_hash + hash_segement;
@@ -598,6 +600,7 @@ static int cmm_split_process_dir(const struct lu_env *env,
                         CERROR("Error (rc = %d) while splitting for %d: fid="
                                DFID", %08x:%08x\n", rc, i, PFID(lf),
                                rdpg->rp_hash, hash_end);
+                        bug11150 = 1;
                         GOTO(cleanup, rc);
                 }
         }
diff --git a/lustre/mdd/mdd_object.c b/lustre/mdd/mdd_object.c
index 2bef61b..f150e39 100644
--- a/lustre/mdd/mdd_object.c
+++ b/lustre/mdd/mdd_object.c
@@ -1239,6 +1239,9 @@ static int mdd_readpage_sanity_check(const struct lu_env *env,
         RETURN(rc);
 }
 
+int bug11150 = 0;
+EXPORT_SYMBOL(bug11150);
+
 static int mdd_dir_page_build(const struct lu_env *env, int first,
                               void *area, int nob, struct dt_it_ops *iops,
                               struct dt_it *it, __u32 *start, __u32 *end,
@@ -1279,6 +1282,12 @@ static int mdd_dir_page_build(const struct lu_env *env, int first,
                 CDEBUG(D_INFO, "%p %p %d "DFID": %#8.8x (%d) \"%*.*s\"\n",
                        name, ent, nob, PFID(fid2), hash, len, len, len, name);
 
+                if (bug11150)
+                        CDEBUG(D_INFO,
+                               "%p %p %d "DFID": %#8.8x (%d) \"%*.*s\"\n",
+                               name, ent, nob, PFID(fid2), hash,
+                               len, len, len, name);
+
                 if (nob >= recsize) {
                         fid_be_to_cpu(&ent->lde_fid, fid);
                         fid_cpu_to_le(&ent->lde_fid, &ent->lde_fid);
-- 
1.8.3.1