* Use is subject to license terms.
*/
/*
+ * Copyright (c) 2011 Whamcloud, Inc.
+ */
+/*
* This file is part of Lustre, http://www.lustre.org/
* Lustre is a trademark of Sun Microsystems, Inc.
*
LASSERT(ldesc != NULL);
lum->lmm_magic = LOV_MAGIC_V1;
- lum->lmm_object_seq = LOV_OBJECT_GROUP_DEFAULT;
+ lum->lmm_object_seq = FID_SEQ_LOV_DEFAULT;
lum->lmm_pattern = ldesc->ld_pattern;
lum->lmm_stripe_size = ldesc->ld_default_stripe_size;
lum->lmm_stripe_count = ldesc->ld_default_stripe_count;
RETURN(sizeof(*lum));
}
+static int is_rootdir(struct mdd_object *mdd_obj)
+{
+ const struct mdd_device *mdd_dev = mdd_obj2mdd_dev(mdd_obj);
+ const struct lu_fid *fid = mdo2fid(mdd_obj);
+
+ return lu_fid_eq(&mdd_dev->mdd_root_fid, fid);
+}
+
/* get lov EA only */
static int __mdd_lmm_get(const struct lu_env *env,
struct mdd_object *mdd_obj, struct md_attr *ma)
rc = mdd_get_md(env, mdd_obj, ma->ma_lmm, &ma->ma_lmm_size,
XATTR_NAME_LOV);
- if (rc == 0 && (ma->ma_need & MA_LOV_DEF))
+ if (rc == 0 && (ma->ma_need & MA_LOV_DEF) && is_rootdir(mdd_obj))
rc = mdd_get_default_md(mdd_obj, ma->ma_lmm);
if (rc > 0) {
ma->ma_lmm_size = rc;
RETURN(rc);
}
+/* get the first parent fid from link EA */
+static int mdd_pfid_get(const struct lu_env *env,
+ struct mdd_object *mdd_obj, struct md_attr *ma)
+{
+ struct lu_buf *buf;
+ struct link_ea_header *leh;
+ struct link_ea_entry *lee;
+ struct lu_fid *pfid = &ma->ma_pfid;
+ ENTRY;
+
+ if (ma->ma_valid & MA_PFID)
+ RETURN(0);
+
+ buf = mdd_links_get(env, mdd_obj);
+ if (IS_ERR(buf))
+ RETURN(PTR_ERR(buf));
+
+ leh = buf->lb_buf;
+ lee = (struct link_ea_entry *)(leh + 1);
+ memcpy(pfid, &lee->lee_parent_fid, sizeof(*pfid));
+ fid_be_to_cpu(pfid, pfid);
+ ma->ma_valid |= MA_PFID;
+ if (buf->lb_len > OBD_ALLOC_BIG)
+ /* if we vmalloced a large buffer drop it */
+ mdd_buf_put(buf);
+ RETURN(0);
+}
+
int mdd_lmm_get_locked(const struct lu_env *env, struct mdd_object *mdd_obj,
struct md_attr *ma)
{
S_ISDIR(mdd_object_type(mdd_obj)))
rc = __mdd_lmm_get(env, mdd_obj, ma);
}
+ if (rc == 0 && ma->ma_need & MA_PFID && !(ma->ma_valid & MA_LOV)) {
+ if (S_ISREG(mdd_object_type(mdd_obj)))
+ rc = mdd_pfid_get(env, mdd_obj, ma);
+ }
if (rc == 0 && ma->ma_need & MA_LMV) {
if (S_ISDIR(mdd_object_type(mdd_obj)))
rc = __mdd_lmv_get(env, mdd_obj, ma);
{
int rc;
int needlock = ma->ma_need &
- (MA_LOV | MA_LMV | MA_ACL_DEF | MA_HSM | MA_SOM);
+ (MA_LOV | MA_LMV | MA_ACL_DEF | MA_HSM | MA_SOM | MA_PFID);
if (needlock)
mdd_read_lock(env, mdd_obj, MOR_TGT_CHILD);
if (la->la_valid == LA_ATIME) {
/* This is atime only set for read atime update on close. */
- if (la->la_atime > tmp_la->la_atime &&
- la->la_atime <= (tmp_la->la_atime +
- mdd_obj2mdd_dev(obj)->mdd_atime_diff))
+ if (la->la_atime >= tmp_la->la_atime &&
+ la->la_atime < (tmp_la->la_atime +
+ mdd_obj2mdd_dev(obj)->mdd_atime_diff))
la->la_valid &= ~LA_ATIME;
RETURN(0);
}
struct thandle *handle;
struct lov_mds_md *lmm = NULL;
struct llog_cookie *logcookies = NULL;
- int rc, lmm_size = 0, cookie_size = 0;
+ int rc, lmm_size = 0, cookie_size = 0, chlog_cnt;
struct lu_attr *la_copy = &mdd_env_info(env)->mti_la_for_fix;
-#ifdef HAVE_QUOTA_SUPPORT
struct obd_device *obd = mdd->mdd_obd_dev;
struct mds_obd *mds = &obd->u.mds;
+#ifdef HAVE_QUOTA_SUPPORT
unsigned int qnids[MAXQUOTAS] = { 0, 0 };
unsigned int qoids[MAXQUOTAS] = { 0, 0 };
int quota_opc = 0, block_count = 0;
ma->ma_attr.la_valid == LA_ATIME && la_copy->la_valid == 0)
RETURN(0);
- mdd_setattr_txn_param_build(env, obj, (struct md_attr *)ma,
- MDD_TXN_ATTR_SET_OP);
- handle = mdd_trans_start(env, mdd);
- if (IS_ERR(handle))
- RETURN(PTR_ERR(handle));
/*TODO: add lock here*/
/* start a log jounal handle if needed */
if (S_ISREG(mdd_object_type(mdd_obj)) &&
lmm_size = mdd_lov_mdsize(env, mdd);
lmm = mdd_max_lmm_get(env, mdd);
if (lmm == NULL)
- GOTO(cleanup, rc = -ENOMEM);
+ GOTO(no_trans, rc = -ENOMEM);
rc = mdd_get_md_locked(env, mdd_obj, lmm, &lmm_size,
XATTR_NAME_LOV);
if (rc < 0)
- GOTO(cleanup, rc);
+ GOTO(no_trans, rc);
+ }
+
+ chlog_cnt = 1;
+ if (la_copy->la_valid && !(la_copy->la_valid & LA_FLAGS) && lmm_size) {
+ chlog_cnt += (lmm->lmm_stripe_count >= 0) ?
+ lmm->lmm_stripe_count : mds->mds_lov_desc.ld_tgt_count;
}
+ mdd_setattr_txn_param_build(env, obj, (struct md_attr *)ma,
+ MDD_TXN_ATTR_SET_OP, chlog_cnt);
+ handle = mdd_trans_start(env, mdd);
+ if (IS_ERR(handle))
+ GOTO(no_trans, rc = PTR_ERR(handle));
+
+ /* permission changes may require sync operation */
+ if (ma->ma_attr.la_valid & (LA_MODE|LA_UID|LA_GID))
+ handle->th_sync |= mdd->mdd_sync_permission;
+
if (ma->ma_attr.la_valid & (LA_MTIME | LA_CTIME))
CDEBUG(D_INODE, "setting mtime "LPU64", ctime "LPU64"\n",
ma->ma_attr.la_mtime, ma->ma_attr.la_ctime);
rc = mdd_attr_set_changelog(env, obj, handle,
ma->ma_attr.la_valid);
mdd_trans_stop(env, mdd, rc, handle);
+no_trans:
if (rc == 0 && (lmm != NULL && lmm_size > 0 )) {
/*set obd attr, if needed*/
rc = mdd_lov_setattr_async(env, mdd_obj, lmm, lmm_size,
if (rc)
RETURN(rc);
- mdd_txn_param_build(env, mdd, MDD_TXN_XATTR_SET_OP);
- /* security-replated changes may require sync */
- if (!strcmp(name, XATTR_NAME_ACL_ACCESS) &&
- mdd->mdd_sync_permission == 1)
- txn_param_sync(&mdd_env_info(env)->mti_param);
-
+ mdd_txn_param_build(env, mdd, MDD_TXN_XATTR_SET_OP, 1);
handle = mdd_trans_start(env, mdd);
if (IS_ERR(handle))
RETURN(PTR_ERR(handle));
+ /* security-replated changes may require sync */
+ if (!strcmp(name, XATTR_NAME_ACL_ACCESS))
+ handle->th_sync |= mdd->mdd_sync_permission;
+
rc = mdd_xattr_set_txn(env, mdd_obj, buf, name, fl, handle);
- /* Only record user xattr changes */
- if ((rc == 0) && (strncmp("user.", name, 5) == 0))
+ /* Only record system & user xattr changes */
+ if ((rc == 0) && (strncmp(XATTR_USER_PREFIX, name,
+ sizeof(XATTR_USER_PREFIX) - 1) == 0 ||
+ strncmp(POSIX_ACL_XATTR_ACCESS, name,
+ sizeof(POSIX_ACL_XATTR_ACCESS) - 1) == 0 ||
+ strncmp(POSIX_ACL_XATTR_DEFAULT, name,
+ sizeof(POSIX_ACL_XATTR_DEFAULT) - 1) == 0))
rc = mdd_changelog_data_store(env, mdd, CL_XATTR, 0, mdd_obj,
handle);
mdd_trans_stop(env, mdd, rc, handle);
if (rc)
RETURN(rc);
- mdd_txn_param_build(env, mdd, MDD_TXN_XATTR_SET_OP);
+ mdd_txn_param_build(env, mdd, MDD_TXN_XATTR_SET_OP, 1);
handle = mdd_trans_start(env, mdd);
if (IS_ERR(handle))
RETURN(PTR_ERR(handle));
mdd_object_capa(env, mdd_obj));
mdd_write_unlock(env, mdd_obj);
- /* Only record user xattr changes */
- if ((rc == 0) && (strncmp("user.", name, 5) != 0))
+ /* Only record system & user xattr changes */
+ if ((rc == 0) && (strncmp(XATTR_USER_PREFIX, name,
+ sizeof(XATTR_USER_PREFIX) - 1) == 0 ||
+ strncmp(POSIX_ACL_XATTR_ACCESS, name,
+ sizeof(POSIX_ACL_XATTR_ACCESS) - 1) == 0 ||
+ strncmp(POSIX_ACL_XATTR_DEFAULT, name,
+ sizeof(POSIX_ACL_XATTR_DEFAULT) - 1) == 0))
rc = mdd_changelog_data_store(env, mdd, CL_XATTR, 0, mdd_obj,
handle);
LASSERT(mdd_object_exists(mdd_obj) > 0);
- rc = mdd_log_txn_param_build(env, obj, ma, MDD_TXN_UNLINK_OP);
+ rc = mdd_log_txn_param_build(env, obj, ma, MDD_TXN_UNLINK_OP, 0);
if (rc)
RETURN(rc);
}
#endif
- mdd_txn_param_build(env, mdd, MDD_TXN_OBJECT_CREATE_OP);
+ mdd_txn_param_build(env, mdd, MDD_TXN_OBJECT_CREATE_OP, 0);
handle = mdd_trans_start(env, mdd);
if (IS_ERR(handle))
GOTO(out_pending, rc = PTR_ERR(handle));
int rc;
ENTRY;
- mdd_txn_param_build(env, mdd, MDD_TXN_XATTR_SET_OP);
+ mdd_txn_param_build(env, mdd, MDD_TXN_XATTR_SET_OP, 0);
handle = mdd_trans_start(env, mdd);
if (IS_ERR(handle))
RETURN(-ENOMEM);
#endif
ENTRY;
+ if (ma->ma_valid & MA_FLAGS && ma->ma_attr_flags & MDS_KEEP_ORPHAN) {
+ mdd_obj->mod_count--;
+
+ if (mdd_obj->mod_flags & ORPHAN_OBJ && !mdd_obj->mod_count)
+ CDEBUG(D_HA, "Object "DFID" is retained in orphan "
+ "list\n", PFID(mdd_object_fid(mdd_obj)));
+ RETURN(0);
+ }
+
/* check without any lock */
if (mdd_obj->mod_count == 1 &&
(mdd_obj->mod_flags & (ORPHAN_OBJ | DEAD_OBJ)) != 0) {
again:
- rc = mdd_log_txn_param_build(env, obj, ma, MDD_TXN_UNLINK_OP);
+ rc = mdd_log_txn_param_build(env, obj, ma, MDD_TXN_UNLINK_OP, 0);
if (rc)
RETURN(rc);
handle = mdd_trans_start(env, mdo2mdd(obj));
}
mdd_write_lock(env, mdd_obj, MOR_TGT_CHILD);
- if (handle == NULL &&
- mdd_obj->mod_count == 1 &&
+ if (handle == NULL && mdd_obj->mod_count == 1 &&
(mdd_obj->mod_flags & ORPHAN_OBJ) != 0) {
mdd_write_unlock(env, mdd_obj);
goto again;
rc = mdd_lov_destroy(env, mdd, mdd_obj, &ma->ma_attr);
} else {
rc = mdd_object_kill(env, mdd_obj, ma);
- if (rc == 0)
- reset = 0;
+ if (rc == 0)
+ reset = 0;
}
if (rc != 0)
}
static int mdd_dir_page_build(const struct lu_env *env, struct mdd_device *mdd,
- int first, void *area, int nob,
+ struct lu_dirpage *dp, int nob,
const struct dt_it_ops *iops, struct dt_it *it,
- __u64 *start, __u64 *end,
- struct lu_dirent **last, __u32 attr)
+ __u32 attr)
{
+ void *area = dp;
int result;
__u64 hash = 0;
struct lu_dirent *ent;
+ struct lu_dirent *last = NULL;
+ int first = 1;
- if (first) {
- memset(area, 0, sizeof (struct lu_dirpage));
- area += sizeof (struct lu_dirpage);
- nob -= sizeof (struct lu_dirpage);
- }
+ memset(area, 0, sizeof (*dp));
+ area += sizeof (*dp);
+ nob -= sizeof (*dp);
ent = area;
do {
hash = iops->store(env, it);
if (unlikely(first)) {
first = 0;
- *start = hash;
+ dp->ldp_hash_start = cpu_to_le64(hash);
}
/* calculate max space required for lu_dirent */
* so recheck rec length */
recsize = le16_to_cpu(ent->lde_reclen);
} else {
- /*
- * record doesn't fit into page, enlarge previous one.
- */
- if (*last) {
- (*last)->lde_reclen =
- cpu_to_le16(le16_to_cpu((*last)->lde_reclen) +
- nob);
- result = 0;
- } else
- result = -EINVAL;
-
+ result = (last != NULL) ? 0 :-EINVAL;
goto out;
}
- *last = ent;
+ last = ent;
ent = (void *)ent + recsize;
nob -= recsize;
} while (result == 0);
out:
- *end = hash;
+ dp->ldp_hash_end = cpu_to_le64(hash);
+ if (last != NULL) {
+ if (last->lde_hash == dp->ldp_hash_end)
+ dp->ldp_flags |= cpu_to_le32(LDF_COLLIDE);
+ last->lde_reclen = 0; /* end mark */
+ }
return result;
}
struct dt_object *next = mdd_object_child(obj);
const struct dt_it_ops *iops;
struct page *pg;
- struct lu_dirent *last = NULL;
struct mdd_device *mdd = mdo2mdd(&obj->mod_obj);
int i;
+ int nlupgs = 0;
int rc;
int nob;
- __u64 hash_start;
- __u64 hash_end = 0;
LASSERT(rdpg->rp_pages != NULL);
LASSERT(next->do_index_ops != NULL);
* iterate through directory and fill pages from @rdpg
*/
iops = &next->do_index_ops->dio_it;
- it = iops->init(env, next, mdd_object_capa(env, obj));
+ it = iops->init(env, next, rdpg->rp_attrs, mdd_object_capa(env, obj));
if (IS_ERR(it))
return PTR_ERR(it);
rc = iops->load(env, it, rdpg->rp_hash);
- if (rc == 0){
+ if (rc == 0) {
/*
* Iterator didn't find record with exactly the key requested.
*
*/
for (i = 0, nob = rdpg->rp_count; rc == 0 && nob > 0;
i++, nob -= CFS_PAGE_SIZE) {
+ struct lu_dirpage *dp;
+
LASSERT(i < rdpg->rp_npages);
pg = rdpg->rp_pages[i];
- rc = mdd_dir_page_build(env, mdd, !i, cfs_kmap(pg),
- min_t(int, nob, CFS_PAGE_SIZE), iops,
- it, &hash_start, &hash_end, &last,
- rdpg->rp_attrs);
- if (rc != 0 || i == rdpg->rp_npages - 1) {
- if (last)
- last->lde_reclen = 0;
+ dp = cfs_kmap(pg);
+#if CFS_PAGE_SIZE > LU_PAGE_SIZE
+repeat:
+#endif
+ rc = mdd_dir_page_build(env, mdd, dp,
+ min_t(int, nob, LU_PAGE_SIZE),
+ iops, it, rdpg->rp_attrs);
+ if (rc > 0) {
+ /*
+ * end of directory.
+ */
+ dp->ldp_hash_end = cpu_to_le64(MDS_DIR_END_OFF);
+ nlupgs++;
+ } else if (rc < 0) {
+ CWARN("build page failed: %d!\n", rc);
+ } else {
+ nlupgs++;
+#if CFS_PAGE_SIZE > LU_PAGE_SIZE
+ dp = (struct lu_dirpage *)((char *)dp + LU_PAGE_SIZE);
+ if ((unsigned long)dp & ~CFS_PAGE_MASK)
+ goto repeat;
+#endif
}
cfs_kunmap(pg);
}
- if (rc > 0) {
- /*
- * end of directory.
- */
- hash_end = DIR_END_OFF;
- rc = 0;
- }
- if (rc == 0) {
+ if (rc >= 0) {
struct lu_dirpage *dp;
dp = cfs_kmap(rdpg->rp_pages[0]);
dp->ldp_hash_start = cpu_to_le64(rdpg->rp_hash);
- dp->ldp_hash_end = cpu_to_le64(hash_end);
- if (i == 0)
+ if (nlupgs == 0) {
/*
- * No pages were processed, mark this.
+ * No pages were processed, mark this for first page
+ * and send back.
*/
- dp->ldp_flags |= LDF_EMPTY;
-
- dp->ldp_flags = cpu_to_le32(dp->ldp_flags);
+ dp->ldp_flags = cpu_to_le32(LDF_EMPTY);
+ nlupgs = 1;
+ }
cfs_kunmap(rdpg->rp_pages[0]);
+
+ rc = min_t(unsigned int, nlupgs * LU_PAGE_SIZE, rdpg->rp_count);
}
iops->put(env, it);
iops->fini(env, it);
dp = (struct lu_dirpage*)cfs_kmap(pg);
memset(dp, 0 , sizeof(struct lu_dirpage));
dp->ldp_hash_start = cpu_to_le64(rdpg->rp_hash);
- dp->ldp_hash_end = cpu_to_le64(DIR_END_OFF);
- dp->ldp_flags |= LDF_EMPTY;
- dp->ldp_flags = cpu_to_le32(dp->ldp_flags);
+ dp->ldp_hash_end = cpu_to_le64(MDS_DIR_END_OFF);
+ dp->ldp_flags = cpu_to_le32(LDF_EMPTY);
cfs_kunmap(pg);
- GOTO(out_unlock, rc = 0);
+ GOTO(out_unlock, rc = LU_PAGE_SIZE);
}
rc = __mdd_readpage(env, mdd_obj, rdpg);
git://git.whamcloud.com / fs / lustre-release.git / blobdiff