*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, 2013, Intel Corporation.
+ * Copyright (c) 2012, 2016, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* Author: Nikita Danilov <nikita@clusterfs.com>
*/
-#define DEBUG_SUBSYSTEM S_MDS
+#define DEBUG_SUBSYSTEM S_OSD
#include <linux/module.h>
#include "osd_scrub.h"
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.");
+module_param(osd_oi_count, int, 0444);
+MODULE_PARM_DESC(osd_oi_count, "Number of Object Index containers to be created, it's only valid for new filesystem.");
/** to serialize concurrent OI index initialization */
static struct mutex oi_init_lock;
dentry = osd_child_dentry_by_inode(env, dir, name, strlen(name));
bh = osd_ldiskfs_find_entry(dir, &dentry->d_name, &de, NULL, NULL);
- if (bh) {
+ if (!IS_ERR(bh)) {
osd_id_gen(id, le32_to_cpu(de->inode), OSD_OII_NOGEN);
brelse(bh);
inode = osd_iget(info, osd, id);
return PTR_ERR(inode);
}
+ ldiskfs_set_inode_state(inode, LDISKFS_STATE_LUSTRE_NOSCRUB);
+ unlock_new_inode(inode);
+
if (feat->dif_flags & DT_IND_VARKEY)
rc = iam_lvar_create(inode, feat->dif_keysize_max,
feat->dif_ptrsize, feat->dif_recsize_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);
+ rc = osd_ldiskfs_add_entry(info, osd, jh, dentry, inode, NULL);
ldiskfs_journal_stop(jh);
iput(inode);
return rc;
if (IS_ERR(inode))
RETURN(PTR_ERR(inode));
- ldiskfs_set_inode_state(inode, LDISKFS_STATE_LUSTRE_NO_OI);
/* 'What the @fid is' is not imporatant, because these objects
* have no OI mappings, and only are visible inside the OSD.*/
lu_igif_build(&info->oti_fid, inode->i_ino, inode->i_generation);
RETURN(count);
}
-int osd_oi_init(struct osd_thread_info *info, struct osd_device *osd)
+static int osd_remove_oi_one(struct dentry *parent, const char *name,
+ int namelen)
+{
+ struct dentry *child;
+ int rc;
+
+ child = ll_lookup_one_len(name, parent, namelen);
+ if (IS_ERR(child)) {
+ rc = PTR_ERR(child);
+ } else {
+ rc = ll_vfs_unlink(parent->d_inode, child);
+ dput(child);
+ }
+
+ return rc == -ENOENT ? 0 : rc;
+}
+
+static int osd_remove_ois(struct osd_thread_info *info, struct osd_device *osd)
+{
+ char name[16];
+ int namelen;
+ int rc;
+ int i;
+
+ for (i = 0; i < osd->od_scrub.os_file.sf_oi_count; i++) {
+ namelen = snprintf(name, sizeof(name), "%s.%d",
+ OSD_OI_NAME_BASE, i);
+ rc = osd_remove_oi_one(osd_sb(osd)->s_root, name, namelen);
+ if (rc != 0) {
+ CERROR("%.16s: fail to remove the stale OI file %s: "
+ "rc = %d\n",
+ LDISKFS_SB(osd_sb(osd))->s_es->s_volume_name,
+ name, rc);
+ return rc;
+ }
+ }
+
+ namelen = snprintf(name, sizeof(name), "%s", OSD_OI_NAME_BASE);
+ rc = osd_remove_oi_one(osd_sb(osd)->s_root, name, namelen);
+ if (rc != 0)
+ CERROR("%.16s: fail to remove the stale OI file %s: rc = %d\n",
+ LDISKFS_SB(osd_sb(osd))->s_es->s_volume_name, name, rc);
+
+ return rc;
+}
+
+int osd_oi_init(struct osd_thread_info *info, struct osd_device *osd,
+ bool restored)
{
struct osd_scrub *scrub = &osd->od_scrub;
struct scrub_file *sf = &scrub->os_file;
int rc;
ENTRY;
+ if (restored) {
+ rc = osd_remove_ois(info, osd);
+ if (rc != 0)
+ return rc;
+ }
+
OBD_ALLOC(oi, sizeof(*oi) * OSD_OI_FID_NR_MAX);
if (oi == NULL)
RETURN(-ENOMEM);
/* 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 */
+ ldiskfs_clear_bit(0, sf->sf_oi_bitmap);
if (sf->sf_success_count == 0)
/* XXX: There is one corner case that if the OI_scrub
* file crashed or lost and we regard it upgrade,
int fid_is_on_ost(struct osd_thread_info *info, struct osd_device *osd,
const struct lu_fid *fid, enum oi_check_flags flags)
{
+ struct lu_seq_range *range = &info->oti_seq_range;
+ int rc;
ENTRY;
if (flags & OI_KNOWN_ON_OST)
if (!(flags & OI_CHECK_FLD))
RETURN(0);
- if (osd->od_is_ost)
+ if (osd_seq_site(osd)->ss_server_fld == NULL)
+ RETURN(0);
+
+ rc = osd_fld_lookup(info->oti_env, osd, fid_seq(fid), range);
+ if (rc != 0) {
+ if (rc != -ENOENT)
+ CERROR("%s: lookup FLD "DFID": rc = %d\n",
+ osd_name(osd), PFID(fid), rc);
+ RETURN(0);
+ }
+
+ if (fld_range_is_ost(range))
RETURN(1);
RETURN(0);
if (fid_is_on_ost(info, osd, fid, flags) || fid_is_llog(fid))
return osd_obj_map_lookup(info, osd, fid, id);
- 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);
- return 0;
- }
- if (unlikely(fid_is_acct(fid)))
- return osd_acct_obj_lookup(info, osd, fid, id);
+ if (unlikely(fid_seq(fid) == FID_SEQ_LOCAL_FILE)) {
+ int rc;
+ 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);
+ return 0;
+ }
+ if (unlikely(fid_is_acct(fid)))
+ return osd_acct_obj_lookup(info, osd, fid, id);
+
+ /* For other special FIDs, try OI first, then do spec lookup */
+ rc = __osd_oi_lookup(info, osd, fid, id);
+ if (rc == -ENOENT)
+ return osd_obj_spec_lookup(info, osd, fid, id);
+ return rc;
+ }
if (!osd->od_igif_inoi && fid_is_igif(fid)) {
osd_id_gen(id, lu_igif_ino(fid), lu_igif_gen(fid));
static int osd_oi_iam_refresh(struct osd_thread_info *oti, struct osd_oi *oi,
const struct dt_rec *rec, const struct dt_key *key,
- struct thandle *th, bool insert)
+ handle_t *th, bool insert)
{
struct iam_container *bag;
struct iam_path_descr *ipd;
- struct osd_thandle *oh;
int rc;
ENTRY;
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);
+ LASSERT(th != NULL);
+ LASSERT(th->h_transaction != NULL);
if (insert)
- rc = iam_insert(oh->ot_handle, bag, (const struct iam_key *)key,
+ rc = iam_insert(th, bag, (const struct iam_key *)key,
(const struct iam_rec *)rec, ipd);
else
- rc = iam_update(oh->ot_handle, bag, (const struct iam_key *)key,
+ rc = iam_update(th, bag, (const struct iam_key *)key,
(const struct iam_rec *)rec, ipd);
osd_ipd_put(oti->oti_env, bag, ipd);
LINVRNT(osd_invariant(obj));
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, enum oi_check_flags flags)
+ handle_t *th, enum oi_check_flags flags, bool *exist)
{
struct lu_fid *oi_fid = &info->oti_fid2;
struct osd_inode_id *oi_id = &info->oti_id2;
return rc;
if (unlikely(osd_id_eq(id, oi_id)))
- return 0;
+ return 1;
/* Check whether the mapping for oi_id is valid or not. */
inode = osd_iget(info, osd, oi_id);
return rc;
}
+ /* The EA inode should NOT be in OI, old OI scrub may added
+ * such OI mapping by wrong, replace it. */
+ if (unlikely(osd_is_ea_inode(inode))) {
+ iput(inode);
+ goto update;
+ }
+
rc = osd_get_lma(info, inode, &info->oti_obj_dentry, lma);
iput(inode);
if (rc == -ENODATA)
(const struct dt_key *)oi_fid, th, false);
if (rc != 0)
return rc;
+
+ if (exist != NULL)
+ *exist = true;
}
if (unlikely(fid_seq(fid) == FID_SEQ_LOCAL_FILE))
}
static int osd_oi_iam_delete(struct osd_thread_info *oti, struct osd_oi *oi,
- const struct dt_key *key, struct thandle *handle)
+ const struct dt_key *key, handle_t *th)
{
- struct iam_container *bag;
- struct iam_path_descr *ipd;
- struct osd_thandle *oh;
- int rc;
- ENTRY;
+ struct iam_container *bag;
+ struct iam_path_descr *ipd;
+ int rc;
+ ENTRY;
- LASSERT(oi);
+ 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);
+ 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);
+ LASSERT(th != NULL);
+ LASSERT(th->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);
+ rc = iam_delete(th, 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_device *osd, const struct lu_fid *fid,
- struct thandle *th, enum oi_check_flags flags)
+ handle_t *th, enum oi_check_flags flags)
{
struct lu_fid *oi_fid = &info->oti_fid2;
int osd_oi_update(struct osd_thread_info *info, struct osd_device *osd,
const struct lu_fid *fid, const struct osd_inode_id *id,
- struct thandle *th, enum oi_check_flags flags)
+ handle_t *th, enum oi_check_flags flags)
{
struct lu_fid *oi_fid = &info->oti_fid2;
struct osd_inode_id *oi_id = &info->oti_id2;