#include <obd_support.h>
#include <lprocfs_status.h>
+#include <lustre_disk.h>
+#include <lustre_fid.h>
#include <linux/ldiskfs_fs.h>
#include <lustre_mds.h>
#include <lustre/lustre_idl.h>
#include "mdd_internal.h"
-struct md_device_operations mdd_ops;
+const struct md_device_operations mdd_ops;
+
+static const char mdd_root_dir_name[] = "ROOT";
-static const char *mdd_root_dir_name = "root";
static int mdd_device_init(const struct lu_env *env, struct lu_device *d,
const char *name, struct lu_device *next)
{
static struct lu_device *mdd_device_fini(const struct lu_env *env,
struct lu_device *d)
{
- struct mdd_device *mdd = lu2mdd_dev(d);
+ struct mdd_device *mdd = lu2mdd_dev(d);
struct lu_device *next = &mdd->mdd_child->dd_lu_dev;
int rc;
return next;
}
-static int mdd_mount(const struct lu_env *env, struct mdd_device *mdd)
-{
- int rc;
- struct dt_object *root;
- ENTRY;
-
- dt_txn_callback_add(mdd->mdd_child, &mdd->mdd_txn_cb);
- root = dt_store_open(env, mdd->mdd_child, mdd_root_dir_name,
- &mdd->mdd_root_fid);
- if (!IS_ERR(root)) {
- LASSERT(root != NULL);
- lu_object_put(env, &root->do_lu);
- rc = orph_index_init(env, mdd);
- } else
- rc = PTR_ERR(root);
-
- RETURN(rc);
-}
-
static void mdd_device_shutdown(const struct lu_env *env,
struct mdd_device *m, struct lustre_cfg *cfg)
{
lprocfs_mdd_init_vars(&lvars);
rc = class_process_proc_param(PARAM_MDD, lvars.obd_vars, cfg,m);
- if (rc == -ENOSYS)
+ if (rc > 0 || rc == -ENOSYS)
/* we don't understand; pass it on */
rc = next->ld_ops->ldo_process_config(env, next, cfg);
break;
CERROR("lov init error %d \n", rc);
GOTO(out, rc);
}
- rc = mdd_mount(env, m);
- if (rc)
- GOTO(out, rc);
rc = mdd_txn_init_credits(env, m);
break;
case LCFG_CLEANUP:
RETURN(rc);
}
-struct lu_device_operations mdd_lu_ops = {
- .ldo_object_alloc = mdd_object_alloc,
+static int mdd_prepare(const struct lu_env *env,
+ struct lu_device *pdev,
+ struct lu_device *cdev)
+{
+ struct mdd_device *mdd = lu2mdd_dev(cdev);
+ struct lu_device *next = &mdd->mdd_child->dd_lu_dev;
+ struct dt_object *root;
+ int rc;
+
+ ENTRY;
+ rc = next->ld_ops->ldo_prepare(env, cdev, next);
+ if (rc)
+ GOTO(out, rc);
+
+ dt_txn_callback_add(mdd->mdd_child, &mdd->mdd_txn_cb);
+ root = dt_store_open(env, mdd->mdd_child, "", mdd_root_dir_name,
+ &mdd->mdd_root_fid);
+ if (!IS_ERR(root)) {
+ LASSERT(root != NULL);
+ lu_object_put(env, &root->do_lu);
+ rc = orph_index_init(env, mdd);
+ } else
+ rc = PTR_ERR(root);
+
+out:
+ RETURN(rc);
+}
+
+const struct lu_device_operations mdd_lu_ops = {
+ .ldo_object_alloc = mdd_object_alloc,
.ldo_process_config = mdd_process_config,
- .ldo_recovery_complete = mdd_recovery_complete
+ .ldo_recovery_complete = mdd_recovery_complete,
+ .ldo_prepare = mdd_prepare,
};
/*
static int mdd_statfs(const struct lu_env *env, struct md_device *m,
struct kstatfs *sfs)
{
- struct mdd_device *mdd = lu2mdd_dev(&m->md_lu_dev);
+ struct mdd_device *mdd = lu2mdd_dev(&m->md_lu_dev);
int rc;
ENTRY;
static int mdd_maxsize_get(const struct lu_env *env, struct md_device *m,
int *md_size, int *cookie_size)
{
- struct mdd_device *mdd = lu2mdd_dev(&m->md_lu_dev);
+ struct mdd_device *mdd = lu2mdd_dev(&m->md_lu_dev);
ENTRY;
*md_size = mdd_lov_mdsize(env, mdd);
int mode, unsigned long timeout, __u32 alg,
struct lustre_capa_key *keys)
{
- struct mdd_device *mdd = lu2mdd_dev(&m->md_lu_dev);
+ struct mdd_device *mdd = lu2mdd_dev(&m->md_lu_dev);
struct mds_obd *mds = &mdd2obd_dev(mdd)->u.mds;
int rc;
ENTRY;
struct md_device *m,
struct lustre_capa_key *key)
{
- struct mdd_device *mdd = lu2mdd_dev(&m->md_lu_dev);
+ struct mdd_device *mdd = lu2mdd_dev(&m->md_lu_dev);
struct obd_export *lov_exp = mdd2obd_dev(mdd)->u.mds.mds_osc_exp;
int rc;
ENTRY;
/* type constructor/destructor: mdd_type_init, mdd_type_fini */
LU_TYPE_INIT_FINI(mdd, &mdd_thread_key, &mdd_ucred_key, &mdd_capainfo_key);
-struct md_device_operations mdd_ops = {
+const struct md_device_operations mdd_ops = {
.mdo_statfs = mdd_statfs,
.mdo_root_get = mdd_root_get,
.mdo_maxsize_get = mdd_maxsize_get,
.mdo_init_capa_ctxt = mdd_init_capa_ctxt,
.mdo_update_capa_key= mdd_update_capa_key,
+#ifdef HAVE_QUOTA_SUPPORT
+ .mdo_quota = {
+ .mqo_notify = mdd_quota_notify,
+ .mqo_setup = mdd_quota_setup,
+ .mqo_cleanup = mdd_quota_cleanup,
+ .mqo_recovery = mdd_quota_recovery,
+ .mqo_check = mdd_quota_check,
+ .mqo_on = mdd_quota_on,
+ .mqo_off = mdd_quota_off,
+ .mqo_setinfo = mdd_quota_setinfo,
+ .mqo_getinfo = mdd_quota_getinfo,
+ .mqo_setquota = mdd_quota_setquota,
+ .mqo_getquota = mdd_quota_getquota,
+ .mqo_getoinfo = mdd_quota_getoinfo,
+ .mqo_getoquota = mdd_quota_getoquota,
+ .mqo_invalidate = mdd_quota_invalidate,
+ .mqo_finvalidate = mdd_quota_finvalidate
+ }
+#endif
};
static struct lu_device_type_operations mdd_device_type_ops = {
.ldto_init = mdd_type_init,
.ldto_fini = mdd_type_fini,
+ .ldto_start = mdd_type_start,
+ .ldto_stop = mdd_type_stop,
+
.ldto_device_alloc = mdd_device_alloc,
.ldto_device_free = mdd_device_free,
/* context key: mdd_thread_key */
LU_CONTEXT_KEY_DEFINE(mdd, LCT_MD_THREAD);
+static struct lu_local_obj_desc llod_capa_key = {
+ .llod_name = CAPA_KEYS,
+ .llod_oid = MDD_CAPA_KEYS_OID,
+ .llod_is_index = 0,
+};
+
+static struct lu_local_obj_desc llod_mdd_orphan = {
+ .llod_name = orph_index_name,
+ .llod_oid = MDD_ORPHAN_OID,
+ .llod_is_index = 1,
+ .llod_feat = &dt_directory_features,
+};
+
+static struct lu_local_obj_desc llod_mdd_root = {
+ .llod_name = mdd_root_dir_name,
+ .llod_oid = MDD_ROOT_INDEX_OID,
+ .llod_is_index = 1,
+ .llod_feat = &dt_directory_features,
+};
+
static int __init mdd_mod_init(void)
{
struct lprocfs_static_vars lvars;
lprocfs_mdd_init_vars(&lvars);
+
+ llo_local_obj_register(&llod_capa_key);
+ llo_local_obj_register(&llod_mdd_orphan);
+ llo_local_obj_register(&llod_mdd_root);
+
return class_register_type(&mdd_obd_device_ops, NULL, lvars.module_vars,
LUSTRE_MDD_NAME, &mdd_device_type);
}