-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011, 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
*
*/
-#ifndef EXPORT_SYMTAB
-# define EXPORT_SYMTAB
-#endif
#define DEBUG_SUBSYSTEM S_MDS
#include <linux/module.h>
/* fid_cpu_to_be() */
#include <lustre_fid.h>
+#include <dt_object.h>
#include "osd_oi.h"
/* osd_lookup(), struct osd_thread_info */
#include "osd_internal.h"
-#include "osd_igif.h"
-#include "dt_object.h"
+#include "osd_scrub.h"
-struct oi_descr {
- int fid_size;
- char *name;
- __u32 oid;
-};
+static unsigned int osd_oi_count = OSD_OI_FID_NR;
+CFS_MODULE_PARM(osd_oi_count, "i", int, 0444,
+ "Number of Object Index containers to be created, "
+ "it's only valid for new filesystem.");
/** to serialize concurrent OI index initialization */
-static cfs_mutex_t oi_init_lock;
+static struct mutex oi_init_lock;
static struct dt_index_features oi_feat = {
.dif_flags = DT_IND_UPDATE,
.dif_ptrsize = 4
};
-static const struct oi_descr oi_descr[OSD_OI_FID_NR] = {
- [OSD_OI_FID_16] = {
- .fid_size = sizeof(struct lu_fid),
- .name = "oi.16",
- .oid = OSD_OI_FID_16_OID
- }
-};
+#define OSD_OI_NAME_BASE "oi.16"
-static int osd_oi_index_create(struct osd_thread_info *info,
- struct dt_device *dev,
- struct md_device *mdev)
+static void osd_oi_table_put(struct osd_thread_info *info,
+ struct osd_oi **oi_table, unsigned oi_count)
{
- const struct lu_env *env;
- struct lu_fid *oi_fid = &info->oti_fid;
- struct md_object *mdo;
- int i;
- int rc;
+ struct iam_container *bag;
+ int i;
+
+ for (i = 0; i < oi_count; i++) {
+ if (oi_table[i] == NULL)
+ continue;
+
+ LASSERT(oi_table[i]->oi_inode != NULL);
+
+ bag = &(oi_table[i]->oi_dir.od_container);
+ if (bag->ic_object == oi_table[i]->oi_inode)
+ iam_container_fini(bag);
+ iput(oi_table[i]->oi_inode);
+ oi_table[i]->oi_inode = NULL;
+ OBD_FREE_PTR(oi_table[i]);
+ oi_table[i] = NULL;
+ }
+}
- env = info->oti_env;
+static int osd_oi_index_create_one(struct osd_thread_info *info,
+ struct osd_device *osd, const char *name,
+ struct dt_index_features *feat)
+{
+ const struct lu_env *env = info->oti_env;
+ struct osd_inode_id *id = &info->oti_id;
+ struct buffer_head *bh;
+ struct inode *inode;
+ struct ldiskfs_dir_entry_2 *de;
+ struct dentry *dentry;
+ struct super_block *sb = osd_sb(osd);
+ struct inode *dir = sb->s_root->d_inode;
+ handle_t *jh;
+ int rc;
+
+ dentry = osd_child_dentry_by_inode(env, dir, name, strlen(name));
+ bh = osd_ldiskfs_find_entry(dir, dentry, &de, NULL);
+ if (bh) {
+ osd_id_gen(id, le32_to_cpu(de->inode), OSD_OII_NOGEN);
+ brelse(bh);
+ inode = osd_iget(info, osd, id);
+ if (!IS_ERR(inode)) {
+ iput(inode);
+ inode = ERR_PTR(-EEXIST);
+ }
+ return PTR_ERR(inode);
+ }
+
+ jh = ldiskfs_journal_start_sb(sb, 100);
+ if (IS_ERR(jh))
+ return PTR_ERR(jh);
+
+ inode = ldiskfs_create_inode(jh, dir, (S_IFREG | S_IRUGO | S_IWUSR));
+ if (IS_ERR(inode)) {
+ ldiskfs_journal_stop(jh);
+ return PTR_ERR(inode);
+ }
+
+ if (feat->dif_flags & DT_IND_VARKEY)
+ rc = iam_lvar_create(inode, feat->dif_keysize_max,
+ feat->dif_ptrsize, feat->dif_recsize_max,
+ jh);
+ else
+ rc = iam_lfix_create(inode, feat->dif_keysize_max,
+ feat->dif_ptrsize, feat->dif_recsize_max,
+ jh);
+ dentry = osd_child_dentry_by_inode(env, dir, name, strlen(name));
+ rc = osd_ldiskfs_add_entry(jh, dentry, inode, NULL);
+ ldiskfs_journal_stop(jh);
+ iput(inode);
+ return rc;
+}
- for (i = rc = 0; i < OSD_OI_FID_NR && rc == 0; ++i) {
- char *name;
- name = oi_descr[i].name;
- lu_local_obj_fid(oi_fid, oi_descr[i].oid);
- oi_feat.dif_keysize_min = oi_descr[i].fid_size,
- oi_feat.dif_keysize_max = oi_descr[i].fid_size,
+static struct inode *osd_oi_index_open(struct osd_thread_info *info,
+ struct osd_device *osd,
+ const char *name,
+ struct dt_index_features *f,
+ bool create)
+{
+ struct dentry *dentry;
+ struct inode *inode;
+ int rc;
+
+ dentry = ll_lookup_one_len(name, osd_sb(osd)->s_root, strlen(name));
+ if (IS_ERR(dentry))
+ return (void *) dentry;
+
+ if (dentry->d_inode) {
+ LASSERT(!is_bad_inode(dentry->d_inode));
+ inode = dentry->d_inode;
+ atomic_inc(&inode->i_count);
+ dput(dentry);
+ return inode;
+ }
- mdo = llo_store_create_index(env, mdev, dev,
- "", name,
- oi_fid, &oi_feat);
+ /* create */
+ dput(dentry);
+ shrink_dcache_parent(osd_sb(osd)->s_root);
+ if (!create)
+ return ERR_PTR(-ENOENT);
+
+ rc = osd_oi_index_create_one(info, osd, name, f);
+ if (rc)
+ return ERR_PTR(rc);
+
+ dentry = ll_lookup_one_len(name, osd_sb(osd)->s_root, strlen(name));
+ if (IS_ERR(dentry))
+ return (void *) dentry;
+
+ if (dentry->d_inode) {
+ LASSERT(!is_bad_inode(dentry->d_inode));
+ inode = dentry->d_inode;
+ atomic_inc(&inode->i_count);
+ dput(dentry);
+ return inode;
+ }
- if (IS_ERR(mdo))
- RETURN(PTR_ERR(mdo));
+ return ERR_PTR(-ENOENT);
+}
- lu_object_put(env, &mdo->mo_lu);
- }
- return 0;
+/**
+ * Open an OI(Ojbect Index) container.
+ *
+ * \param name Name of OI container
+ * \param objp Pointer of returned OI
+ *
+ * \retval 0 success
+ * \retval -ve failure
+ */
+static int osd_oi_open(struct osd_thread_info *info, struct osd_device *osd,
+ char *name, struct osd_oi **oi_slot, bool create)
+{
+ struct osd_directory *dir;
+ struct iam_container *bag;
+ struct inode *inode;
+ struct osd_oi *oi;
+ int rc;
+
+ ENTRY;
+
+ oi_feat.dif_keysize_min = sizeof(struct lu_fid);
+ oi_feat.dif_keysize_max = sizeof(struct lu_fid);
+
+ inode = osd_oi_index_open(info, osd, name, &oi_feat, create);
+ if (IS_ERR(inode))
+ RETURN(PTR_ERR(inode));
+
+ ldiskfs_set_inode_state(inode, LDISKFS_STATE_LUSTRE_NO_OI);
+ OBD_ALLOC_PTR(oi);
+ if (oi == NULL)
+ GOTO(out_inode, rc = -ENOMEM);
+
+ oi->oi_inode = inode;
+ dir = &oi->oi_dir;
+
+ bag = &dir->od_container;
+ rc = iam_container_init(bag, &dir->od_descr, inode);
+ if (rc < 0)
+ GOTO(out_free, rc);
+
+ rc = iam_container_setup(bag);
+ if (rc < 0)
+ GOTO(out_container, rc);
+
+ *oi_slot = oi;
+ RETURN(0);
+
+out_container:
+ iam_container_fini(bag);
+out_free:
+ OBD_FREE_PTR(oi);
+out_inode:
+ iput(inode);
+ return rc;
}
-int osd_oi_init(struct osd_thread_info *info,
- struct osd_oi *oi,
- struct dt_device *dev,
- struct md_device *mdev)
+/**
+ * Open OI(Object Index) table.
+ * If \a oi_count is zero, which means caller doesn't know how many OIs there
+ * will be, this function can either return 0 for new filesystem, or number
+ * of OIs on existed filesystem.
+ *
+ * If \a oi_count is non-zero, which means caller does know number of OIs on
+ * filesystem, this function should return the exactly same number on
+ * success, or error code in failure.
+ *
+ * \param oi_count Number of expected OI containers
+ * \param create Create OIs if doesn't exist
+ *
+ * \retval +ve number of opened OI containers
+ * \retval 0 no OI containers found
+ * \retval -ve failure
+ */
+static int
+osd_oi_table_open(struct osd_thread_info *info, struct osd_device *osd,
+ struct osd_oi **oi_table, unsigned oi_count, bool create)
{
- const struct lu_env *env;
- int rc;
- int i;
-
- env = info->oti_env;
- cfs_mutex_lock(&oi_init_lock);
- memset(oi, 0, sizeof *oi);
-retry:
- for (i = rc = 0; i < OSD_OI_FID_NR && rc == 0; ++i) {
- const char *name;
- struct dt_object *obj;
-
- name = oi_descr[i].name;
- oi_feat.dif_keysize_min = oi_descr[i].fid_size,
- oi_feat.dif_keysize_max = oi_descr[i].fid_size,
-
- obj = dt_store_open(env, dev, "", name, &info->oti_fid);
- if (!IS_ERR(obj)) {
- rc = obj->do_ops->do_index_try(env, obj, &oi_feat);
- if (rc == 0) {
- LASSERT(obj->do_index_ops != NULL);
- oi->oi_dir = obj;
- } else {
- CERROR("Wrong index \"%s\": %d\n", name, rc);
- lu_object_put(env, &obj->do_lu);
- }
- } else {
- rc = PTR_ERR(obj);
- if (rc == -ENOENT) {
- rc = osd_oi_index_create(info, dev, mdev);
- if (!rc)
- goto retry;
- }
- CERROR("Cannot open \"%s\": %d\n", name, rc);
- }
- }
- if (rc != 0)
- osd_oi_fini(info, oi);
+ struct scrub_file *sf = &osd->od_scrub.os_file;
+ int count = 0;
+ int rc = 0;
+ int i;
+ ENTRY;
+
+ /* NB: oi_count != 0 means that we have already created/known all OIs
+ * and have known exact number of OIs. */
+ LASSERT(oi_count <= OSD_OI_FID_NR_MAX);
+
+ for (i = 0; i < (oi_count != 0 ? oi_count : OSD_OI_FID_NR_MAX); i++) {
+ char name[12];
+
+ if (oi_table[i] != NULL) {
+ count++;
+ continue;
+ }
+
+ sprintf(name, "%s.%d", OSD_OI_NAME_BASE, i);
+ rc = osd_oi_open(info, osd, name, &oi_table[i], create);
+ if (rc == 0) {
+ count++;
+ continue;
+ }
+
+ if (rc == -ENOENT && create == false) {
+ if (oi_count == 0)
+ return count;
+
+ rc = 0;
+ ldiskfs_set_bit(i, sf->sf_oi_bitmap);
+ continue;
+ }
+
+ CERROR("%.16s: can't open %s: rc = %d\n",
+ LDISKFS_SB(osd_sb(osd))->s_es->s_volume_name, name, rc);
+ if (oi_count > 0)
+ CERROR("%.16s: expect to open total %d OI files.\n",
+ LDISKFS_SB(osd_sb(osd))->s_es->s_volume_name,
+ oi_count);
+ break;
+ }
+
+ if (rc < 0) {
+ osd_oi_table_put(info, oi_table, oi_count > 0 ? oi_count : i);
+ count = rc;
+ }
+
+ RETURN(count);
+}
- cfs_mutex_unlock(&oi_init_lock);
- return rc;
+int osd_oi_init(struct osd_thread_info *info, struct osd_device *osd)
+{
+ struct osd_scrub *scrub = &osd->od_scrub;
+ struct scrub_file *sf = &scrub->os_file;
+ struct osd_oi **oi;
+ int rc;
+ ENTRY;
+
+ OBD_ALLOC(oi, sizeof(*oi) * OSD_OI_FID_NR_MAX);
+ if (oi == NULL)
+ RETURN(-ENOMEM);
+
+ mutex_lock(&oi_init_lock);
+ /* try to open existing multiple OIs first */
+ rc = osd_oi_table_open(info, osd, oi, sf->sf_oi_count, false);
+ if (rc < 0)
+ GOTO(out, rc);
+
+ if (rc > 0) {
+ if (rc == sf->sf_oi_count || sf->sf_oi_count == 0)
+ GOTO(out, rc);
+
+ osd_scrub_file_reset(scrub,
+ LDISKFS_SB(osd_sb(osd))->s_es->s_uuid,
+ SF_RECREATED);
+ osd_oi_count = sf->sf_oi_count;
+ goto create;
+ }
+
+ /* if previous failed then try found single OI from old filesystem */
+ rc = osd_oi_open(info, osd, OSD_OI_NAME_BASE, &oi[0], false);
+ if (rc == 0) { /* found single OI from old filesystem */
+ GOTO(out, rc = 1);
+ } else if (rc != -ENOENT) {
+ CERROR("%.16s: can't open %s: rc = %d\n",
+ LDISKFS_SB(osd_sb(osd))->s_es->s_volume_name,
+ OSD_OI_NAME_BASE, rc);
+ GOTO(out, rc);
+ }
+
+ if (sf->sf_oi_count > 0) {
+ int i;
+
+ memset(sf->sf_oi_bitmap, 0, SCRUB_OI_BITMAP_SIZE);
+ for (i = 0; i < osd_oi_count; i++)
+ ldiskfs_set_bit(i, sf->sf_oi_bitmap);
+ osd_scrub_file_reset(scrub,
+ LDISKFS_SB(osd_sb(osd))->s_es->s_uuid,
+ SF_RECREATED);
+ }
+ sf->sf_oi_count = osd_oi_count;
+
+create:
+ rc = osd_scrub_file_store(scrub);
+ if (rc < 0) {
+ osd_oi_table_put(info, oi, sf->sf_oi_count);
+ GOTO(out, rc);
+ }
+
+ /* No OIs exist, new filesystem, create OI objects */
+ rc = osd_oi_table_open(info, osd, oi, osd_oi_count, true);
+ LASSERT(ergo(rc >= 0, rc == osd_oi_count));
+
+ GOTO(out, rc);
+
+out:
+ if (rc < 0) {
+ OBD_FREE(oi, sizeof(*oi) * OSD_OI_FID_NR_MAX);
+ } else {
+ LASSERT((rc & (rc - 1)) == 0);
+ osd->od_oi_table = oi;
+ osd->od_oi_count = rc;
+ rc = 0;
+ }
+
+ mutex_unlock(&oi_init_lock);
+ return rc;
}
-void osd_oi_fini(struct osd_thread_info *info, struct osd_oi *oi)
+void osd_oi_fini(struct osd_thread_info *info, struct osd_device *osd)
{
- if (oi->oi_dir != NULL) {
- lu_object_put(info->oti_env, &oi->oi_dir->do_lu);
- oi->oi_dir = NULL;
- }
+ if (unlikely(osd->od_oi_table == NULL))
+ return;
+
+ osd_oi_table_put(info, osd->od_oi_table, osd->od_oi_count);
+
+ OBD_FREE(osd->od_oi_table,
+ sizeof(*(osd->od_oi_table)) * OSD_OI_FID_NR_MAX);
+ osd->od_oi_table = NULL;
}
-static inline int fid_is_oi_fid(const struct lu_fid *fid)
+static inline int fid_is_fs_root(const struct lu_fid *fid)
{
- /* We need to filter-out oi obj's fid. As we can not store it, while
- * oi-index create operation.
- */
+ /* Map root inode to special local object FID */
return (unlikely(fid_seq(fid) == FID_SEQ_LOCAL_FILE &&
- fid_oid(fid) == OSD_OI_FID_16_OID));
+ fid_oid(fid) == OSD_FS_ROOT_OID));
}
-int osd_oi_lookup(struct osd_thread_info *info, struct osd_oi *oi,
- const struct lu_fid *fid, struct osd_inode_id *id)
+static int osd_oi_iam_lookup(struct osd_thread_info *oti,
+ struct osd_oi *oi, struct dt_rec *rec,
+ const struct dt_key *key)
{
- struct lu_fid *oi_fid = &info->oti_fid;
- int rc;
-
- if (osd_fid_is_igif(fid)) {
- lu_igif_to_id(fid, id);
- rc = 0;
- } else {
- struct dt_object *idx;
- const struct dt_key *key;
-
- if (fid_is_oi_fid(fid))
- return -ENOENT;
-
- idx = oi->oi_dir;
- fid_cpu_to_be(oi_fid, fid);
- key = (struct dt_key *) oi_fid;
- rc = idx->do_index_ops->dio_lookup(info->oti_env, idx,
- (struct dt_rec *)id, key,
- BYPASS_CAPA);
- if (rc > 0) {
- id->oii_ino = be32_to_cpu(id->oii_ino);
- id->oii_gen = be32_to_cpu(id->oii_gen);
- rc = 0;
- } else if (rc == 0)
- rc = -ENOENT;
- }
- return rc;
+ struct iam_container *bag;
+ struct iam_iterator *it = &oti->oti_idx_it;
+ struct iam_path_descr *ipd;
+ int rc;
+ ENTRY;
+
+ LASSERT(oi);
+ LASSERT(oi->oi_inode);
+
+ bag = &oi->oi_dir.od_container;
+ ipd = osd_idx_ipd_get(oti->oti_env, bag);
+ if (IS_ERR(ipd))
+ RETURN(-ENOMEM);
+
+ /* got ipd now we can start iterator. */
+ iam_it_init(it, bag, 0, ipd);
+
+ rc = iam_it_get(it, (struct iam_key *)key);
+ if (rc > 0)
+ iam_reccpy(&it->ii_path.ip_leaf, (struct iam_rec *)rec);
+ iam_it_put(it);
+ iam_it_fini(it);
+ osd_ipd_put(oti->oti_env, bag, ipd);
+
+ LINVRNT(osd_invariant(obj));
+
+ RETURN(rc);
+}
+
+int fid_is_on_ost(struct osd_thread_info *info, struct osd_device *osd,
+ const struct lu_fid *fid)
+{
+ struct lu_seq_range *range = &info->oti_seq_range;
+ int rc;
+ ENTRY;
+
+ if (fid_is_idif(fid) || fid_is_last_id(fid))
+ RETURN(1);
+
+ rc = osd_fld_lookup(info->oti_env, osd, fid, range);
+ if (rc != 0) {
+ CERROR("%s: Can not lookup fld for "DFID"\n",
+ osd2lu_dev(osd)->ld_obd->obd_name, PFID(fid));
+ RETURN(rc);
+ }
+
+ CDEBUG(D_INFO, "fid "DFID" range "DRANGE"\n", PFID(fid),
+ PRANGE(range));
+
+ if (range->lsr_flags == LU_SEQ_RANGE_OST)
+ RETURN(1);
+
+ RETURN(0);
+}
+
+int __osd_oi_lookup(struct osd_thread_info *info, struct osd_device *osd,
+ const struct lu_fid *fid, struct osd_inode_id *id)
+{
+ struct lu_fid *oi_fid = &info->oti_fid2;
+ int rc;
+
+ fid_cpu_to_be(oi_fid, fid);
+ rc = osd_oi_iam_lookup(info, osd_fid2oi(osd, fid), (struct dt_rec *)id,
+ (const struct dt_key *)oi_fid);
+ if (rc > 0) {
+ osd_id_unpack(id, id);
+ rc = 0;
+ } else if (rc == 0) {
+ rc = -ENOENT;
+ }
+ return rc;
}
-int osd_oi_insert(struct osd_thread_info *info, struct osd_oi *oi,
- const struct lu_fid *fid, const struct osd_inode_id *id0,
- struct thandle *th, int ignore_quota)
+int osd_oi_lookup(struct osd_thread_info *info, struct osd_device *osd,
+ const struct lu_fid *fid, struct osd_inode_id *id,
+ bool check_fld)
{
- struct lu_fid *oi_fid = &info->oti_fid;
- struct dt_object *idx;
- struct osd_inode_id *id;
- const struct dt_key *key;
-
- if (osd_fid_is_igif(fid))
- return 0;
-
- if (fid_is_oi_fid(fid))
- return 0;
-
- idx = oi->oi_dir;
- fid_cpu_to_be(oi_fid, fid);
- key = (struct dt_key *) oi_fid;
-
- id = &info->oti_id;
- id->oii_ino = cpu_to_be32(id0->oii_ino);
- id->oii_gen = cpu_to_be32(id0->oii_gen);
- return idx->do_index_ops->dio_insert(info->oti_env, idx,
- (struct dt_rec *)id,
- key, th, BYPASS_CAPA,
- ignore_quota);
+ int rc = 0;
+
+ if ((!fid_is_last_id(fid) && check_fld &&
+ fid_is_on_ost(info, osd, fid)) ||
+ fid_is_llog(fid)) {
+ /* old OSD obj id */
+ /* FIXME: actually for all of the OST object */
+ rc = osd_obj_map_lookup(info, osd, fid, id);
+ } else if (fid_is_igif(fid)) {
+ osd_id_gen(id, lu_igif_ino(fid), lu_igif_gen(fid));
+ } else if (fid_is_fs_root(fid)) {
+ osd_id_gen(id, osd_sb(osd)->s_root->d_inode->i_ino,
+ osd_sb(osd)->s_root->d_inode->i_generation);
+ } else {
+ if (unlikely(fid_is_acct(fid)))
+ return osd_acct_obj_lookup(info, osd, fid, id);
+ else if (unlikely(fid_seq(fid) == FID_SEQ_LOCAL_FILE) ||
+ fid_is_last_id(fid))
+ return osd_obj_spec_lookup(info, osd, fid, id);
+
+ rc = __osd_oi_lookup(info, osd, fid, id);
+ }
+ return rc;
+}
+
+static int osd_oi_iam_insert(struct osd_thread_info *oti, struct osd_oi *oi,
+ const struct dt_rec *rec, const struct dt_key *key,
+ struct thandle *th)
+{
+ struct iam_container *bag;
+ struct iam_rec *iam_rec = (struct iam_rec *)oti->oti_ldp;
+ struct iam_path_descr *ipd;
+ struct osd_thandle *oh;
+ int rc;
+ ENTRY;
+
+ LASSERT(oi);
+ LASSERT(oi->oi_inode);
+ ll_vfs_dq_init(oi->oi_inode);
+
+ bag = &oi->oi_dir.od_container;
+ ipd = osd_idx_ipd_get(oti->oti_env, bag);
+ if (unlikely(ipd == NULL))
+ RETURN(-ENOMEM);
+
+ oh = container_of0(th, struct osd_thandle, ot_super);
+ LASSERT(oh->ot_handle != NULL);
+ LASSERT(oh->ot_handle->h_transaction != NULL);
+ if (S_ISDIR(oi->oi_inode->i_mode))
+ osd_fid_pack((struct osd_fid_pack *)iam_rec, rec,
+ &oti->oti_fid);
+ else
+ iam_rec = (struct iam_rec *) rec;
+ rc = iam_insert(oh->ot_handle, bag, (const struct iam_key *)key,
+ iam_rec, ipd);
+ osd_ipd_put(oti->oti_env, bag, ipd);
+ LINVRNT(osd_invariant(obj));
+ RETURN(rc);
+}
+
+int osd_oi_insert(struct osd_thread_info *info, struct osd_device *osd,
+ const struct lu_fid *fid, const struct osd_inode_id *id,
+ struct thandle *th)
+{
+ struct lu_fid *oi_fid = &info->oti_fid2;
+ struct osd_inode_id *oi_id = &info->oti_id2;
+
+ if (fid_is_igif(fid) || unlikely(fid_seq(fid) == FID_SEQ_DOT_LUSTRE))
+ return 0;
+
+ if ((fid_is_on_ost(info, osd, fid) && !fid_is_last_id(fid)) ||
+ fid_is_llog(fid))
+ return osd_obj_map_insert(info, osd, fid, id, th);
+
+ /* Server mount should not depends on OI files */
+ if (unlikely(fid_seq(fid) == FID_SEQ_LOCAL_FILE) ||
+ fid_is_last_id(fid))
+ return osd_obj_spec_insert(info, osd, fid, id, th);
+
+ fid_cpu_to_be(oi_fid, fid);
+ osd_id_pack(oi_id, id);
+ return osd_oi_iam_insert(info, osd_fid2oi(osd, fid),
+ (const struct dt_rec *)oi_id,
+ (const struct dt_key *)oi_fid, th);
+}
+
+static int osd_oi_iam_delete(struct osd_thread_info *oti, struct osd_oi *oi,
+ const struct dt_key *key, struct thandle *handle)
+{
+ struct iam_container *bag;
+ struct iam_path_descr *ipd;
+ struct osd_thandle *oh;
+ int rc;
+ ENTRY;
+
+ LASSERT(oi);
+ LASSERT(oi->oi_inode);
+ ll_vfs_dq_init(oi->oi_inode);
+
+ bag = &oi->oi_dir.od_container;
+ ipd = osd_idx_ipd_get(oti->oti_env, bag);
+ if (unlikely(ipd == NULL))
+ RETURN(-ENOMEM);
+
+ oh = container_of0(handle, struct osd_thandle, ot_super);
+ LASSERT(oh->ot_handle != NULL);
+ LASSERT(oh->ot_handle->h_transaction != NULL);
+
+ rc = iam_delete(oh->ot_handle, bag, (const struct iam_key *)key, ipd);
+ osd_ipd_put(oti->oti_env, bag, ipd);
+ LINVRNT(osd_invariant(obj));
+ RETURN(rc);
}
int osd_oi_delete(struct osd_thread_info *info,
- struct osd_oi *oi, const struct lu_fid *fid,
- struct thandle *th)
+ struct osd_device *osd, const struct lu_fid *fid,
+ struct thandle *th)
{
- struct lu_fid *oi_fid = &info->oti_fid;
- struct dt_object *idx;
- const struct dt_key *key;
-
- if (osd_fid_is_igif(fid))
- return 0;
-
- idx = oi->oi_dir;
- fid_cpu_to_be(oi_fid, fid);
- key = (struct dt_key *) oi_fid;
- return idx->do_index_ops->dio_delete(info->oti_env, idx,
- key, th, BYPASS_CAPA);
+ struct lu_fid *oi_fid = &info->oti_fid2;
+
+ if (fid_is_igif(fid) || fid_is_last_id(fid))
+ return 0;
+
+ LASSERT(fid_seq(fid) != FID_SEQ_LOCAL_FILE);
+
+ if (fid_is_on_ost(info, osd, fid) || fid_is_llog(fid))
+ return osd_obj_map_delete(info, osd, fid, th);
+
+ fid_cpu_to_be(oi_fid, fid);
+ return osd_oi_iam_delete(info, osd_fid2oi(osd, fid),
+ (const struct dt_key *)oi_fid, th);
}
-int osd_oi_mod_init()
+int osd_oi_mod_init(void)
{
- cfs_mutex_init(&oi_init_lock);
+ if (osd_oi_count == 0 || osd_oi_count > OSD_OI_FID_NR_MAX)
+ osd_oi_count = OSD_OI_FID_NR;
+
+ if ((osd_oi_count & (osd_oi_count - 1)) != 0) {
+ LCONSOLE_WARN("Round up oi_count %d to power2 %d\n",
+ osd_oi_count, size_roundup_power2(osd_oi_count));
+ osd_oi_count = size_roundup_power2(osd_oi_count);
+ }
+
+ mutex_init(&oi_init_lock);
return 0;
}