return it->oie_dirent->oied_namelen;
}
-static int
-osd_dirent_update(handle_t *jh, struct super_block *sb,
- struct osd_it_ea_dirent *ent, struct lu_fid *fid,
- struct buffer_head *bh, struct ldiskfs_dir_entry_2 *de)
+static inline bool
+osd_dot_dotdot_has_space(struct ldiskfs_dir_entry_2 *de, int dot_dotdot)
{
- struct osd_fid_pack *rec;
- int rc;
- ENTRY;
-
- LASSERT(de->file_type & LDISKFS_DIRENT_LUFID);
- LASSERT(de->rec_len >= de->name_len + sizeof(struct osd_fid_pack));
-
- rc = ldiskfs_journal_get_write_access(jh, bh);
- if (rc != 0)
- RETURN(rc);
+ LASSERTF(dot_dotdot == 1 || dot_dotdot == 2,
+ "dot_dotdot = %d\n", dot_dotdot);
- rec = (struct osd_fid_pack *)(de->name + de->name_len + 1);
- fid_cpu_to_be((struct lu_fid *)rec->fp_area, fid);
- rc = ldiskfs_handle_dirty_metadata(jh, NULL, bh);
+ if (LDISKFS_DIR_REC_LEN(de) >=
+ __LDISKFS_DIR_REC_LEN(dot_dotdot + 1 + sizeof(struct osd_fid_pack)))
+ return true;
- RETURN(rc);
+ return false;
}
-static inline int
-osd_dirent_has_space(__u16 reclen, __u16 namelen, unsigned blocksize)
+static inline bool
+osd_dirent_has_space(struct ldiskfs_dir_entry_2 *de, __u16 namelen,
+ unsigned blocksize, int dot_dotdot)
{
- if (ldiskfs_rec_len_from_disk(reclen, blocksize) >=
- __LDISKFS_DIR_REC_LEN(namelen + 1 + sizeof(struct osd_fid_pack)))
- return 1;
- else
- return 0;
-}
+ if (dot_dotdot > 0)
+ return osd_dot_dotdot_has_space(de, dot_dotdot);
-static inline int
-osd_dot_dotdot_has_space(struct ldiskfs_dir_entry_2 *de, int dot_dotdot)
-{
- LASSERTF(dot_dotdot == 1 || dot_dotdot == 2,
- "dot_dotdot = %d\n", dot_dotdot);
+ if (ldiskfs_rec_len_from_disk(de->rec_len, blocksize) >=
+ __LDISKFS_DIR_REC_LEN(namelen + 1 + sizeof(struct osd_fid_pack)))
+ return true;
- if (LDISKFS_DIR_REC_LEN(de) >=
- __LDISKFS_DIR_REC_LEN(dot_dotdot + 1 + sizeof(struct osd_fid_pack)))
- return 1;
- else
- return 0;
+ return false;
}
static int
osd_dirent_reinsert(const struct lu_env *env, handle_t *jh,
- struct inode *dir, struct inode *inode,
- struct osd_it_ea_dirent *ent, struct lu_fid *fid,
+ struct dentry *dentry, const struct lu_fid *fid,
struct buffer_head *bh, struct ldiskfs_dir_entry_2 *de,
- struct htree_lock *hlock)
+ struct htree_lock *hlock, int dot_dotdot)
{
- struct dentry *dentry;
+ struct inode *dir = dentry->d_parent->d_inode;
+ struct inode *inode = dentry->d_inode;
struct osd_fid_pack *rec;
struct ldiskfs_dentry_param *ldp;
+ int namelen = dentry->d_name.len;
int rc;
ENTRY;
RETURN(0);
/* There is enough space to hold the FID-in-dirent. */
- if (osd_dirent_has_space(de->rec_len, ent->oied_namelen,
- dir->i_sb->s_blocksize)) {
+ if (osd_dirent_has_space(de, namelen, dir->i_sb->s_blocksize,
+ dot_dotdot)) {
rc = ldiskfs_journal_get_write_access(jh, bh);
if (rc != 0)
RETURN(rc);
- de->name[de->name_len] = 0;
- rec = (struct osd_fid_pack *)(de->name + de->name_len + 1);
+ de->name[namelen] = 0;
+ rec = (struct osd_fid_pack *)(de->name + namelen + 1);
rec->fp_len = sizeof(struct lu_fid) + 1;
fid_cpu_to_be((struct lu_fid *)rec->fp_area, fid);
de->file_type |= LDISKFS_DIRENT_LUFID;
-
rc = ldiskfs_handle_dirty_metadata(jh, NULL, bh);
RETURN(rc);
}
+ LASSERTF(dot_dotdot == 0, "dot_dotdot = %d\n", dot_dotdot);
+
rc = ldiskfs_delete_entry(jh, dir, de, bh);
if (rc != 0)
RETURN(rc);
- dentry = osd_child_dentry_by_inode(env, dir, ent->oied_name,
- ent->oied_namelen);
ldp = (struct ldiskfs_dentry_param *)osd_oti_get(env)->oti_ldp;
osd_get_ldiskfs_dirent_param(ldp, fid);
dentry->d_fsdata = (void *)ldp;
CDEBUG(D_LFSCK, "%.16s: fail to reinsert the dirent, "
"dir = %lu/%u, name = %.*s, "DFID": rc = %d\n",
LDISKFS_SB(inode->i_sb)->s_es->s_volume_name,
- dir->i_ino, dir->i_generation,
- ent->oied_namelen, ent->oied_name, PFID(fid), rc);
+ dir->i_ino, dir->i_generation, namelen,
+ dentry->d_name.name, PFID(fid), rc);
RETURN(rc);
}
bool dirty = false;
ENTRY;
+ osd_id_gen(id, ent->oied_ino, OSD_OII_NOGEN);
+ inode = osd_iget(info, dev, id);
+ if (IS_ERR(inode)) {
+ rc = PTR_ERR(inode);
+ if (rc == -ENOENT || rc == -ESTALE) {
+ *attr |= LUDA_UNKNOWN;
+ rc = 0;
+ } else {
+ CDEBUG(D_LFSCK, "%.16s: fail to iget for dirent "
+ "check_repair, dir = %lu/%u, name = %.*s: "
+ "rc = %d\n",
+ devname, dir->i_ino, dir->i_generation,
+ ent->oied_namelen, ent->oied_name, rc);
+ }
+
+ RETURN(rc);
+ }
+
+ dentry = osd_child_dentry_by_inode(env, dir, ent->oied_name,
+ ent->oied_namelen);
+ rc = osd_get_lma(info, inode, dentry, lma);
+ if (rc == -ENODATA)
+ lma = NULL;
+ else if (rc != 0)
+ GOTO(out, rc);
+
if (ent->oied_name[0] == '.') {
if (ent->oied_namelen == 1)
dot_dotdot = 1;
dot_dotdot = 2;
}
- dentry = osd_child_dentry_get(env, obj, ent->oied_name,
- ent->oied_namelen);
-
/* We need to ensure that the name entry is still valid.
* Because it may be removed or renamed by other already.
*
credits = osd_dto_credits_noquota[DTO_INDEX_DELETE] +
osd_dto_credits_noquota[DTO_INDEX_INSERT] + 1 + 1 + 2;
-again:
if (dev->od_dirent_journal != 0) {
+
+again:
jh = osd_journal_start_sb(sb, LDISKFS_HT_MISC, credits);
if (IS_ERR(jh)) {
rc = PTR_ERR(jh);
"name = %.*s: rc = %d\n",
devname, dir->i_ino, dir->i_generation, credits,
ent->oied_namelen, ent->oied_name, rc);
- RETURN(rc);
+
+ GOTO(out_inode, rc);
}
if (obj->oo_hl_head != NULL) {
* For the whole directory, only dot/dotdot entry have no FID-in-dirent
* and needs to get FID from LMA when readdir, it will not affect the
* performance much. */
- if ((bh == NULL) || (le32_to_cpu(de->inode) != ent->oied_ino) ||
+ if ((bh == NULL) || (le32_to_cpu(de->inode) != inode->i_ino) ||
(dot_dotdot != 0 && !osd_dot_dotdot_has_space(de, dot_dotdot))) {
*attr |= LUDA_IGNORE;
- GOTO(out_journal, rc = 0);
- }
- osd_id_gen(id, ent->oied_ino, OSD_OII_NOGEN);
- inode = osd_iget(info, dev, id);
- if (IS_ERR(inode)) {
- rc = PTR_ERR(inode);
- if (rc == -ENOENT || rc == -ESTALE)
- rc = 1;
- else
- CDEBUG(D_LFSCK, "%.16s: fail to iget for dirent "
- "check_repair, dir = %lu/%u, name = %.*s: "
- "rc = %d\n",
- devname, dir->i_ino, dir->i_generation,
- ent->oied_namelen, ent->oied_name, rc);
-
- GOTO(out_journal, rc);
+ GOTO(out, rc = 0);
}
- rc = osd_get_lma(info, inode, &info->oti_obj_dentry, lma);
- if (rc == 0) {
+ if (lma != NULL) {
if (unlikely(lma->lma_compat & LMAC_NOT_IN_OI)) {
struct lu_fid *tfid = &lma->lma_self_fid;
*attr |= LUDA_IGNORE;
-
/* It must be REMOTE_PARENT_DIR and as the
* dotdot entry of remote directory */
if (unlikely(dot_dotdot != 2 ||
ent->oied_name, dir->i_ino,
dir->i_generation, PFID(tfid));
- rc = -EIO;
+ GOTO(out, rc = -EIO);
}
-
- GOTO(out_inode, rc);
+ GOTO(out, rc = 0);
}
if (fid_is_sane(fid)) {
/* FID-in-dirent is valid. */
if (lu_fid_eq(fid, &lma->lma_self_fid))
- GOTO(out_inode, rc = 0);
+ GOTO(out, rc = 0);
/* Do not repair under dryrun mode. */
if (*attr & LUDA_VERIFY_DRYRUN) {
*attr |= LUDA_REPAIR;
- GOTO(out_inode, rc = 0);
+
+ GOTO(out, rc = 0);
}
- if (dev->od_dirent_journal == 0) {
- iput(inode);
+ if (jh == NULL) {
brelse(bh);
if (hlock != NULL)
ldiskfs_htree_unlock(hlock);
else
up_read(&obj->oo_ext_idx_sem);
dev->od_dirent_journal = 1;
+
goto again;
}
*fid = lma->lma_self_fid;
dirty = true;
/* Update the FID-in-dirent. */
- rc = osd_dirent_update(jh, sb, ent, fid, bh, de);
+ rc = osd_dirent_reinsert(env, jh, dentry, fid, bh, de,
+ hlock, dot_dotdot);
if (rc == 0)
*attr |= LUDA_REPAIR;
else
if (*attr & LUDA_VERIFY_DRYRUN) {
*fid = lma->lma_self_fid;
*attr |= LUDA_REPAIR;
- GOTO(out_inode, rc = 0);
+
+ GOTO(out, rc = 0);
}
- if (dev->od_dirent_journal == 0) {
- iput(inode);
+ if (jh == NULL) {
brelse(bh);
if (hlock != NULL)
ldiskfs_htree_unlock(hlock);
else
up_read(&obj->oo_ext_idx_sem);
dev->od_dirent_journal = 1;
+
goto again;
}
*fid = lma->lma_self_fid;
dirty = true;
/* Append the FID-in-dirent. */
- rc = osd_dirent_reinsert(env, jh, dir, inode, ent,
- fid, bh, de, hlock);
+ rc = osd_dirent_reinsert(env, jh, dentry, fid, bh, de,
+ hlock, dot_dotdot);
if (rc == 0)
*attr |= LUDA_REPAIR;
else
ent->oied_namelen, ent->oied_name,
PFID(fid), rc);
}
- } else if (rc == -ENODATA) {
+ } else {
/* Do not repair under dryrun mode. */
if (*attr & LUDA_VERIFY_DRYRUN) {
if (fid_is_sane(fid)) {
inode->i_generation);
*attr |= LUDA_UPGRADE;
}
- GOTO(out_inode, rc = 0);
+
+ GOTO(out, rc = 0);
}
- if (dev->od_dirent_journal == 0) {
- iput(inode);
+ if (jh == NULL) {
brelse(bh);
if (hlock != NULL)
ldiskfs_htree_unlock(hlock);
else
up_read(&obj->oo_ext_idx_sem);
dev->od_dirent_journal = 1;
+
goto again;
}
lu_igif_build(fid, inode->i_ino, inode->i_generation);
/* It is probably IGIF object. Only aappend the
* FID-in-dirent. OI scrub will process FID-in-LMA. */
- rc = osd_dirent_reinsert(env, jh, dir, inode, ent,
- fid, bh, de, hlock);
+ rc = osd_dirent_reinsert(env, jh, dentry, fid, bh, de,
+ hlock, dot_dotdot);
if (rc == 0)
*attr |= LUDA_UPGRADE;
else
}
}
- GOTO(out_inode, rc);
-
-out_inode:
- iput(inode);
+ GOTO(out, rc);
-out_journal:
+out:
brelse(bh);
if (hlock != NULL) {
ldiskfs_htree_unlock(hlock);
else
up_read(&obj->oo_ext_idx_sem);
}
+
if (jh != NULL)
ldiskfs_journal_stop(jh);
+
+out_inode:
+ iput(inode);
if (rc >= 0 && !dirty)
dev->od_dirent_journal = 0;
+
return rc;
}
rc = osd_dirent_check_repair(env, obj, it, fid, id,
&attr);
}
+
+ if (!fid_is_sane(fid)) {
+ attr &= ~LUDA_IGNORE;
+ attr |= LUDA_UNKNOWN;
+ }
} else {
attr &= ~LU_DIRENT_ATTRS_MASK;
if (!fid_is_sane(fid)) {
if (osd_remote_fid(env, dev, fid))
RETURN(0);
- if (likely(!(attr & LUDA_IGNORE) && rc == 0))
+ if (likely(!(attr & (LUDA_IGNORE | LUDA_UNKNOWN)) && rc == 0))
osd_add_oi_cache(oti, dev, id, fid);
RETURN(rc > 0 ? 0 : rc);
lu_kmem_fini(ldiskfs_caches);
}
-MODULE_AUTHOR("Sun Microsystems, Inc. <http://www.lustre.org/>");
+MODULE_AUTHOR("OpenSFS, Inc. <http://www.lustre.org/>");
MODULE_DESCRIPTION("Lustre Object Storage Device ("LUSTRE_OSD_LDISKFS_NAME")");
MODULE_VERSION(LUSTRE_VERSION_STRING);
MODULE_LICENSE("GPL");