* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011 Whamcloud, Inc.
+ *
*/
/*
* This file is part of Lustre, http://www.lustre.org/
return mds_lov_write_objids(obd);
}
-int mdd_txn_commit_cb(const struct lu_env *env, struct thandle *txn,
- void *cookie)
-{
- return 0;
-}
-
void mdd_txn_param_build(const struct lu_env *env, struct mdd_device *mdd,
- enum mdd_txn_op op)
+ enum mdd_txn_op op, int changelog_cnt)
{
LASSERT(0 <= op && op < MDD_TXN_LAST_OP);
txn_param_init(&mdd_env_info(env)->mti_param,
mdd->mdd_tod[op].mod_credits);
+ if (changelog_cnt > 0) {
+ txn_param_credit_add(&mdd_env_info(env)->mti_param,
+ changelog_cnt * dto_txn_credits[DTO_LOG_REC]);
+ }
+}
+
+int mdd_create_txn_param_build(const struct lu_env *env, struct mdd_device *mdd,
+ struct lov_mds_md *lmm, enum mdd_txn_op op,
+ int changelog_cnt)
+{
+ int stripes = 0;
+ ENTRY;
+
+ LASSERT(op == MDD_TXN_CREATE_DATA_OP || op == MDD_TXN_MKDIR_OP);
+
+ if (lmm == NULL)
+ GOTO(out, 0);
+ /* only replay create request will cause lov_objid update */
+ if (!mdd->mdd_obd_dev->obd_recovering)
+ GOTO(out, 0);
+
+ /* add possible orphan unlink rec credits used in lov_objid update */
+ if (le32_to_cpu(lmm->lmm_magic) == LOV_MAGIC_V1) {
+ stripes = le32_to_cpu(((struct lov_mds_md_v1*)lmm)
+ ->lmm_stripe_count);
+ } else if (le32_to_cpu(lmm->lmm_magic) == LOV_MAGIC_V3){
+ stripes = le32_to_cpu(((struct lov_mds_md_v3*)lmm)
+ ->lmm_stripe_count);
+ } else {
+ CERROR("Unknown lmm type %X\n", le32_to_cpu(lmm->lmm_magic));
+ LBUG();
+ }
+out:
+ mdd_txn_param_build(env, mdd, op, stripes + changelog_cnt);
+ RETURN(0);
}
int mdd_log_txn_param_build(const struct lu_env *env, struct md_object *obj,
- struct md_attr *ma, enum mdd_txn_op op)
+ struct md_attr *ma, enum mdd_txn_op op,
+ int changelog_cnt)
{
struct mdd_device *mdd = mdo2mdd(&md2mdd_obj(obj)->mod_obj);
- int rc, log_credits, stripe;
+ int rc, stripe = 0;
ENTRY;
- mdd_txn_param_build(env, mdd, op);
-
if (S_ISDIR(lu_object_attr(&obj->mo_lu)))
- RETURN(0);
+ GOTO(out, rc = 0);
- LASSERT(op == MDD_TXN_UNLINK_OP || op == MDD_TXN_RENAME_OP);
+ LASSERT(op == MDD_TXN_UNLINK_OP || op == MDD_TXN_RENAME_OP ||
+ op == MDD_TXN_RENAME_TGT_OP);
rc = mdd_lmm_get_locked(env, md2mdd_obj(obj), ma);
if (rc || !(ma->ma_valid & MA_LOV))
- RETURN(rc);
+ GOTO(out, rc);
LASSERTF(le32_to_cpu(ma->ma_lmm->lmm_magic) == LOV_MAGIC_V1 ||
le32_to_cpu(ma->ma_lmm->lmm_magic) == LOV_MAGIC_V3,
else
stripe = le32_to_cpu(ma->ma_lmm->lmm_stripe_count);
- log_credits = stripe * dto_txn_credits[DTO_LOG_REC];
- mdd_env_info(env)->mti_param.tp_credits += log_credits;
+out:
+ mdd_txn_param_build(env, mdd, op, stripe + changelog_cnt);
+
RETURN(rc);
}
-int mdd_setattr_txn_param_build(const struct lu_env *env, struct md_object *obj,
- struct md_attr *ma, enum mdd_txn_op op)
+void mdd_setattr_txn_param_build(const struct lu_env *env,
+ struct md_object *obj,
+ struct md_attr *ma, enum mdd_txn_op op,
+ int changelog_cnt)
{
struct mdd_device *mdd = mdo2mdd(&md2mdd_obj(obj)->mod_obj);
- ENTRY;
- mdd_txn_param_build(env, mdd, op);
+ mdd_txn_param_build(env, mdd, op, changelog_cnt);
if (ma->ma_attr.la_valid & (LA_UID | LA_GID))
- mdd_env_info(env)->mti_param.tp_credits =
- dto_txn_credits[DTO_ATTR_SET_CHOWN];
-
- RETURN(0);
+ txn_param_credit_add(&mdd_env_info(env)->mti_param,
+ dto_txn_credits[DTO_ATTR_SET_CHOWN]);
}
static void mdd_txn_init_dto_credits(const struct lu_env *env,
for (op = 0; op < DTO_NR; op++) {
credits = mdd_child_ops(mdd)->dt_credit_get(env, mdd->mdd_child,
op);
- LASSERT(credits > 0);
+ LASSERT(credits >= 0);
dto_txn_credits[op] = credits;
}
}
{
struct txn_param *p = &mdd_env_info(env)->mti_param;
struct thandle *th;
-
+
th = mdd_child_ops(mdd)->dt_trans_start(env, mdd->mdd_child, p);
return th;
}