struct obd_uuid ld_uuid;
};
-/* lmv structures */
-#define LMV_MAGIC_V1 0x0CD10CD0 /* normal stripe lmv magic */
-#define LMV_USER_MAGIC 0x0CD20CD0 /* default lmv magic*/
-#define LMV_MAGIC_MIGRATE 0x0CD30CD0 /* migrate stripe lmv magic */
-#define LMV_MAGIC LMV_MAGIC_V1
+/* LMV layout EA, and it will be stored both in master and slave object */
+struct lmv_mds_md_v1 {
+ __u32 lmv_magic;
+ __u32 lmv_stripe_count;
+ __u32 lmv_master_mdt_index; /* On master object, it is master
+ * MDT index, on slave object, it
+ * is stripe index of the slave obj
+ */
+ __u32 lmv_hash_type; /* dir stripe policy, i.e. indicate
+ * which hash function to be used,
+ * Note: only lower 16 bits is being
+ * used for now. Higher 16 bits will
+ * be used to mark the object status,
+ * for example migrating or dead.
+ */
+ __u32 lmv_layout_version; /* Used for directory restriping */
+ __u32 lmv_padding;
+ struct lu_fid lmv_master_fid; /* The FID of the master object, which
+ * is the namespace-visible dir FID
+ */
+ char lmv_pool_name[LOV_MAXPOOLNAME]; /* pool name */
+ struct lu_fid lmv_stripe_fids[0]; /* FIDs for each stripe */
+};
+#define LMV_MAGIC_V1 0x0CD20CD0 /* normal stripe lmv magic */
+#define LMV_MAGIC LMV_MAGIC_V1
+
+/* #define LMV_USER_MAGIC 0x0CD30CD0 */
+#define LMV_MAGIC_STRIPE 0x0CD40CD0 /* magic for dir sub_stripe */
+
+/*
+ *Right now only the lower part(0-16bits) of lmv_hash_type is being used,
+ * and the higher part will be the flag to indicate the status of object,
+ * for example the object is being migrated. And the hash function
+ * might be interpreted differently with different flags.
+ */
enum lmv_hash_type {
LMV_HASH_TYPE_ALL_CHARS = 1,
LMV_HASH_TYPE_FNV_1A_64 = 2,
- LMV_HASH_TYPE_MIGRATION = 3,
};
+#define LMV_HASH_TYPE_MASK 0x0000ffff
+
+#define LMV_HASH_FLAG_MIGRATION 0x80000000
+#define LMV_HASH_FLAG_DEAD 0x40000000
+
#define LMV_HASH_NAME_ALL_CHARS "all_char"
#define LMV_HASH_NAME_FNV_1A_64 "fnv_1a_64"
return hash;
}
-struct lmv_mds_md_v1 {
- __u32 lmv_magic;
- __u32 lmv_stripe_count; /* stripe count */
- __u32 lmv_master_mdt_index; /* master MDT index */
- __u32 lmv_hash_type; /* dir stripe policy, i.e. indicate
- * which hash function to be used
- */
- __u32 lmv_layout_version; /* Used for directory restriping */
- __u32 lmv_padding;
- char lmv_pool_name[LOV_MAXPOOLNAME]; /* pool name */
- struct lu_fid lmv_stripe_fids[0]; /* FIDs for each stripe */
-};
-
union lmv_mds_md {
__u32 lmv_magic;
struct lmv_mds_md_v1 lmv_md_v1;
ssize_t len = -EINVAL;
switch (lmm_magic) {
- case LMV_MAGIC_V1:
- case LMV_MAGIC_MIGRATE: {
+ case LMV_MAGIC_V1: {
struct lmv_mds_md_v1 *lmm1;
len = sizeof(*lmm1);
{
switch (le32_to_cpu(lmm->lmv_magic)) {
case LMV_MAGIC_V1:
- case LMV_MAGIC_MIGRATE:
return le32_to_cpu(lmm->lmv_md_v1.lmv_stripe_count);
case LMV_USER_MAGIC:
return le32_to_cpu(lmm->lmv_user_md.lum_stripe_count);
switch (le32_to_cpu(lmm->lmv_magic)) {
case LMV_MAGIC_V1:
- case LMV_MAGIC_MIGRATE:
lmm->lmv_md_v1.lmv_stripe_count = cpu_to_le32(stripe_count);
break;
case LMV_USER_MAGIC:
#define LOV_USER_MAGIC_JOIN_V1 0x0BD20BD0
#define LOV_USER_MAGIC_V3 0x0BD30BD0
-#define LMV_MAGIC_V1 0x0CD10CD0 /*normal stripe lmv magic */
-#define LMV_USER_MAGIC 0x0CD20CD0 /*default lmv magic*/
+#define LMV_USER_MAGIC 0x0CD30CD0 /*default lmv magic*/
#define LOV_PATTERN_RAID0 0x001
#define LOV_PATTERN_RAID1 0x002
__u32 lsm_md_layout_version;
__u32 lsm_md_default_count;
__u32 lsm_md_default_index;
+ struct lu_fid lsm_md_master_fid;
char lsm_md_pool_name[LOV_MAXPOOLNAME];
struct lmv_oinfo lsm_md_oinfo[0];
};
+static inline bool
+lsm_md_eq(const struct lmv_stripe_md *lsm1, const struct lmv_stripe_md *lsm2)
+{
+ int idx;
+
+ if (lsm1->lsm_md_magic != lsm2->lsm_md_magic ||
+ lsm1->lsm_md_stripe_count != lsm2->lsm_md_stripe_count ||
+ lsm1->lsm_md_master_mdt_index != lsm2->lsm_md_master_mdt_index ||
+ lsm1->lsm_md_hash_type != lsm2->lsm_md_hash_type ||
+ lsm1->lsm_md_layout_version != lsm2->lsm_md_layout_version ||
+ !strcmp(lsm1->lsm_md_pool_name, lsm2->lsm_md_pool_name))
+ return false;
+
+ for (idx = 0; idx < lsm1->lsm_md_stripe_count; idx++) {
+ if (!lu_fid_eq(&lsm1->lsm_md_oinfo[idx].lmo_fid,
+ &lsm2->lsm_md_oinfo[idx].lmo_fid))
+ return false;
+ }
+
+ return true;
+}
+
union lmv_mds_md;
int lmv_unpack_md(struct obd_export *exp, struct lmv_stripe_md **lsmp,
{
switch (lmv_src->lmv_magic) {
case LMV_MAGIC_V1:
- case LMV_MAGIC_MIGRATE:
lmv1_cpu_to_le(&lmv_dst->lmv_md_v1, &lmv_src->lmv_md_v1);
break;
default:
{
switch (le32_to_cpu(lmv_src->lmv_magic)) {
case LMV_MAGIC_V1:
- case LMV_MAGIC_MIGRATE:
lmv1_le_to_cpu(&lmv_dst->lmv_md_v1, &lmv_src->lmv_md_v1);
break;
default:
int (*fid_fini)(struct obd_device *obd);
/* Allocate new fid according to passed @hint. */
- int (*fid_alloc)(struct obd_export *exp, struct lu_fid *fid,
- struct md_op_data *op_data);
+ int (*fid_alloc)(const struct lu_env *env, struct obd_export *exp,
+ struct lu_fid *fid, struct md_op_data *op_data);
/*
* Object with @fid is getting deleted, we may want to do something
return rc;
}
-static inline int obd_fid_alloc(struct obd_export *exp,
+static inline int obd_fid_alloc(const struct lu_env *env,
+ struct obd_export *exp,
struct lu_fid *fid,
struct md_op_data *op_data)
{
EXP_CHECK_DT_OP(exp, fid_alloc);
EXP_COUNTER_INCREMENT(exp, fid_alloc);
- rc = OBP(exp->exp_obd, fid_alloc)(exp, fid, op_data);
+ rc = OBP(exp->exp_obd, fid_alloc)(env, exp, fid, op_data);
return rc;
}
lustre_swab_lov_user_md_v3((struct lov_user_md_v3 *)lmm);
break;
case LMV_USER_MAGIC:
- case LMV_MAGIC_MIGRATE:
if (cpu_to_le32(LMV_USER_MAGIC) != LMV_USER_MAGIC)
lustre_swab_lmv_user_md((struct lmv_user_md *)lmm);
break;
rc = ll_dir_getstripe(inode, (void **)&lmm, &lmmsize, &request,
valid);
- if (rc && rc != -ENODATA)
+ if (rc)
goto finish_req;
/* Get default LMV EA */
goto finish_req;
}
- /* Get normal LMV EA */
- if (rc == -ENODATA) {
- stripe_count = 1;
- } else {
- LASSERT(lmm);
- stripe_count = lmv_mds_md_stripe_count_get(lmm);
- }
-
+ stripe_count = lmv_mds_md_stripe_count_get(lmm);
lum_size = lmv_user_md_size(stripe_count, LMV_MAGIC_V1);
tmp = kzalloc(lum_size, GFP_NOFS);
if (!tmp) {
goto finish_req;
}
- tmp->lum_magic = LMV_MAGIC_V1;
- tmp->lum_stripe_count = 1;
mdt_index = ll_get_mdt_idx(inode);
if (mdt_index < 0) {
rc = -ENOMEM;
goto out_tmp;
}
+ tmp->lum_magic = LMV_MAGIC_V1;
+ tmp->lum_stripe_count = 0;
tmp->lum_stripe_offset = mdt_index;
- tmp->lum_objects[0].lum_mds = mdt_index;
- tmp->lum_objects[0].lum_fid = *ll_inode2fid(inode);
- for (i = 1; i < stripe_count; i++) {
- struct lmv_mds_md_v1 *lmm1;
-
- lmm1 = &lmm->lmv_md_v1;
- mdt_index = ll_get_mdt_idx_by_fid(sbi,
- &lmm1->lmv_stripe_fids[i]);
+ for (i = 0; i < stripe_count; i++) {
+ struct lu_fid *fid;
+
+ fid = &lmm->lmv_md_v1.lmv_stripe_fids[i];
+ mdt_index = ll_get_mdt_idx_by_fid(sbi, fid);
if (mdt_index < 0) {
rc = mdt_index;
goto out_tmp;
}
tmp->lum_objects[i].lum_mds = mdt_index;
- tmp->lum_objects[i].lum_fid = lmm1->lmv_stripe_fids[i];
+ tmp->lum_objects[i].lum_fid = *fid;
tmp->lum_stripe_count++;
}
ll_lli_init(lli);
LASSERT(lsm);
- /* master stripe FID */
- lli->lli_pfid = lsm->lsm_md_oinfo[0].lmo_fid;
- CDEBUG(D_INODE, "lli %p master "DFID" slave "DFID"\n",
+ /* master object FID */
+ lli->lli_pfid = body->fid1;
+ CDEBUG(D_INODE, "lli %p slave "DFID" master "DFID"\n",
lli, PFID(fid), PFID(&lli->lli_pfid));
unlock_new_inode(inode);
}
for (i = 0; i < lsm->lsm_md_stripe_count; i++) {
fid = &lsm->lsm_md_oinfo[i].lmo_fid;
LASSERT(!lsm->lsm_md_oinfo[i].lmo_root);
- if (!i) {
+ /* Unfortunately ll_iget will call ll_update_inode,
+ * where the initialization of slave inode is slightly
+ * different, so it reset lsm_md to NULL to avoid
+ * initializing lsm for slave inode.
+ */
+ /* For migrating inode, master stripe and master object will
+ * be same, so we only need assign this inode
+ */
+ if (lsm->lsm_md_hash_type & LMV_HASH_FLAG_MIGRATION && !i)
lsm->lsm_md_oinfo[i].lmo_root = inode;
- } else {
- /*
- * Unfortunately ll_iget will call ll_update_inode,
- * where the initialization of slave inode is slightly
- * different, so it reset lsm_md to NULL to avoid
- * initializing lsm for slave inode.
- */
+ else
lsm->lsm_md_oinfo[i].lmo_root =
ll_iget_anon_dir(inode->i_sb, fid, md);
- if (IS_ERR(lsm->lsm_md_oinfo[i].lmo_root)) {
- int rc = PTR_ERR(lsm->lsm_md_oinfo[i].lmo_root);
+ if (IS_ERR(lsm->lsm_md_oinfo[i].lmo_root)) {
+ int rc = PTR_ERR(lsm->lsm_md_oinfo[i].lmo_root);
- lsm->lsm_md_oinfo[i].lmo_root = NULL;
- return rc;
- }
+ lsm->lsm_md_oinfo[i].lmo_root = NULL;
+ return rc;
}
}
{
struct ll_inode_info *lli = ll_i2info(inode);
struct lmv_stripe_md *lsm = md->lmv;
- int idx, rc;
+ int rc;
LASSERT(S_ISDIR(inode->i_mode));
CDEBUG(D_INODE, "update lsm %p of "DFID"\n", lli->lli_lsm_md,
if (!lsm) {
if (!lli->lli_lsm_md) {
return 0;
- } else if (lli->lli_lsm_md->lsm_md_magic == LMV_MAGIC_MIGRATE) {
+ } else if (lli->lli_lsm_md->lsm_md_hash_type &
+ LMV_HASH_FLAG_MIGRATION) {
/*
* migration is done, the temporay MIGRATE layout has
* been removed
}
/* Compare the old and new stripe information */
- if (!lli_lsm_md_eq(lli->lli_lsm_md, lsm)) {
- CERROR("inode %p %lu mismatch\n"
- " new(%p) vs lli_lsm_md(%p):\n"
- " magic: %x %x\n"
- " count: %x %x\n"
- " master: %x %x\n"
- " hash_type: %x %x\n"
- " layout: %x %x\n"
- " pool: %s %s\n",
- inode, inode->i_ino, lsm, lli->lli_lsm_md,
- lsm->lsm_md_magic, lli->lli_lsm_md->lsm_md_magic,
+ if (!lsm_md_eq(lli->lli_lsm_md, lsm)) {
+ struct lmv_stripe_md *old_lsm = lli->lli_lsm_md;
+ int idx;
+
+ CERROR("%s: inode "DFID"(%p)'s lmv layout mismatch (%p)/(%p) magic:0x%x/0x%x stripe count: %d/%d master_mdt: %d/%d hash_type:0x%x/0x%x layout: 0x%x/0x%x pool:%s/%s\n",
+ ll_get_fsname(inode->i_sb, NULL, 0), PFID(&lli->lli_fid),
+ inode, lsm, old_lsm,
+ lsm->lsm_md_magic, old_lsm->lsm_md_magic,
lsm->lsm_md_stripe_count,
- lli->lli_lsm_md->lsm_md_stripe_count,
+ old_lsm->lsm_md_stripe_count,
lsm->lsm_md_master_mdt_index,
- lli->lli_lsm_md->lsm_md_master_mdt_index,
- lsm->lsm_md_hash_type, lli->lli_lsm_md->lsm_md_hash_type,
+ old_lsm->lsm_md_master_mdt_index,
+ lsm->lsm_md_hash_type, old_lsm->lsm_md_hash_type,
lsm->lsm_md_layout_version,
- lli->lli_lsm_md->lsm_md_layout_version,
+ old_lsm->lsm_md_layout_version,
lsm->lsm_md_pool_name,
- lli->lli_lsm_md->lsm_md_pool_name);
- return -EIO;
- }
+ old_lsm->lsm_md_pool_name);
+
+ for (idx = 0; idx < old_lsm->lsm_md_stripe_count; idx++) {
+ CERROR("%s: sub FIDs in old lsm idx %d, old: "DFID"\n",
+ ll_get_fsname(inode->i_sb, NULL, 0), idx,
+ PFID(&old_lsm->lsm_md_oinfo[idx].lmo_fid));
+ }
- for (idx = 0; idx < lli->lli_lsm_md->lsm_md_stripe_count; idx++) {
- if (!lu_fid_eq(&lli->lli_lsm_md->lsm_md_oinfo[idx].lmo_fid,
- &lsm->lsm_md_oinfo[idx].lmo_fid)) {
- CERROR("%s: FID in lsm mismatch idx %d, old: "DFID" new:"DFID"\n",
+ for (idx = 0; idx < lsm->lsm_md_stripe_count; idx++) {
+ CERROR("%s: sub FIDs in new lsm idx %d, new: "DFID"\n",
ll_get_fsname(inode->i_sb, NULL, 0), idx,
- PFID(&lli->lli_lsm_md->lsm_md_oinfo[idx].lmo_fid),
PFID(&lsm->lsm_md_oinfo[idx].lmo_fid));
- return -EIO;
}
+
+ return -EIO;
}
- rc = md_update_lsm_md(ll_i2mdexp(inode), ll_i2info(inode)->lli_lsm_md,
- md->body, ll_md_blocking_ast);
- return rc;
+ return 0;
}
void ll_clear_inode(struct inode *inode)
* revalidate slaves has some problems, temporarily return,
* we may not need that
*/
- if (lsm->lsm_md_stripe_count <= 1)
- return 0;
-
op_data = kzalloc(sizeof(*op_data), GFP_NOFS);
if (!op_data)
return -ENOMEM;
fid = lsm->lsm_md_oinfo[i].lmo_fid;
inode = lsm->lsm_md_oinfo[i].lmo_root;
- if (!i) {
- if (mbody) {
- body = mbody;
- goto update;
- } else {
- goto release_lock;
- }
- }
/*
* Prepare op_data for revalidating. Note that @fid2 shluld be
body = req_capsule_server_get(&req->rq_pill,
&RMF_MDT_BODY);
LASSERT(body);
-update:
+
if (unlikely(body->nlink < 2)) {
CERROR("%s: nlink %d < 2 corrupt stripe %d "DFID":" DFID"\n",
obd->obd_name, body->nlink, i,
goto cleanup;
}
- if (i)
- md_set_lock_data(tgt->ltd_exp, &lockh->cookie,
- inode, NULL);
-
i_size_write(inode, body->size);
set_nlink(inode, body->nlink);
LTIME_S(inode->i_atime) = body->atime;
if (req)
ptlrpc_req_finished(req);
}
-release_lock:
- size += i_size_read(inode);
+
+ md_set_lock_data(tgt->ltd_exp, &lockh->cookie, inode, NULL);
if (i != 0)
nlink += inode->i_nlink - 2;
* fid and setup FLD for it.
*/
op_data->op_fid3 = op_data->op_fid2;
- rc = lmv_fid_alloc(exp, &op_data->op_fid2, op_data);
+ rc = lmv_fid_alloc(NULL, exp, &op_data->op_fid2, op_data);
if (rc != 0)
return rc;
}
}
return rc;
} else if (it_disposition(it, DISP_LOOKUP_NEG) && lsm &&
- lsm->lsm_md_magic == LMV_MAGIC_MIGRATE) {
+ lsm->lsm_md_magic & LMV_HASH_FLAG_MIGRATION) {
/*
* For migrating directory, if it can not find the child in
* the source directory(master stripe), try the targeting
int lmv_fld_lookup(struct lmv_obd *lmv, const struct lu_fid *fid, u32 *mds);
int __lmv_fid_alloc(struct lmv_obd *lmv, struct lu_fid *fid, u32 mds);
-int lmv_fid_alloc(struct obd_export *exp, struct lu_fid *fid,
- struct md_op_data *op_data);
+int lmv_fid_alloc(const struct lu_env *env, struct obd_export *exp,
+ struct lu_fid *fid, struct md_op_data *op_data);
int lmv_unpack_md(struct obd_export *exp, struct lmv_stripe_md **lsmp,
const union lmv_mds_md *lmm, int stripe_count);
return do_div(hash, count);
}
-int lmv_name_to_stripe_index(enum lmv_hash_type hashtype,
- unsigned int max_mdt_index,
+int lmv_name_to_stripe_index(__u32 lmv_hash_type, unsigned int stripe_count,
const char *name, int namelen)
{
+ __u32 hash_type = lmv_hash_type & LMV_HASH_TYPE_MASK;
int idx;
LASSERT(namelen > 0);
- if (max_mdt_index <= 1)
+ if (stripe_count <= 1)
return 0;
- switch (hashtype) {
+ /* for migrating object, always start from 0 stripe */
+ if (lmv_hash_type & LMV_HASH_FLAG_MIGRATION)
+ return 0;
+
+ switch (hash_type) {
case LMV_HASH_TYPE_ALL_CHARS:
- idx = lmv_hash_all_chars(max_mdt_index, name, namelen);
+ idx = lmv_hash_all_chars(stripe_count, name, namelen);
break;
case LMV_HASH_TYPE_FNV_1A_64:
- idx = lmv_hash_fnv1a(max_mdt_index, name, namelen);
+ idx = lmv_hash_fnv1a(stripe_count, name, namelen);
break;
- /*
- * LMV_HASH_TYPE_MIGRATION means the file is being migrated,
- * and the file should be accessed by client, except for
- * lookup(see lmv_intent_lookup), return -EACCES here
- */
- case LMV_HASH_TYPE_MIGRATION:
- CERROR("%.*s is being migrated: rc = %d\n", namelen,
- name, -EACCES);
- return -EACCES;
default:
- CERROR("Unknown hash type 0x%x\n", hashtype);
+ CERROR("Unknown hash type 0x%x\n", hash_type);
return -EINVAL;
}
CDEBUG(D_INFO, "name %.*s hash_type %d idx %d\n", namelen, name,
- hashtype, idx);
+ hash_type, idx);
- LASSERT(idx < max_mdt_index);
return idx;
}
/*
* Asking underlaying tgt layer to allocate new fid.
*/
- rc = obd_fid_alloc(tgt->ltd_exp, fid, NULL);
+ rc = obd_fid_alloc(NULL, tgt->ltd_exp, fid, NULL);
if (rc > 0) {
LASSERT(fid_is_sane(fid));
rc = 0;
return rc;
}
-int lmv_fid_alloc(struct obd_export *exp, struct lu_fid *fid,
- struct md_op_data *op_data)
+int lmv_fid_alloc(const struct lu_env *env, struct obd_export *exp,
+ struct lu_fid *fid, struct md_op_data *op_data)
{
struct obd_device *obd = class_exp2obd(exp);
struct lmv_obd *lmv = &obd->u.lmv;
struct lmv_stripe_md *lsm = op_data->op_mea1;
struct lmv_tgt_desc *tgt;
- if (!lsm || lsm->lsm_md_stripe_count <= 1 ||
- !op_data->op_namelen ||
- lsm->lsm_md_magic == LMV_MAGIC_MIGRATE) {
+ if (!lsm || !op_data->op_namelen) {
tgt = lmv_find_target(lmv, fid);
if (IS_ERR(tgt))
return tgt;
op_data->op_namelen, op_data->op_name, PFID(&op_data->op_fid1),
op_data->op_mds);
- rc = lmv_fid_alloc(exp, &op_data->op_fid2, op_data);
+ rc = lmv_fid_alloc(NULL, exp, &op_data->op_fid2, op_data);
if (rc)
return rc;
if (op_data->op_cli_flags & CLI_MIGRATE) {
LASSERTF(fid_is_sane(&op_data->op_fid3), "invalid FID "DFID"\n",
PFID(&op_data->op_fid3));
- rc = lmv_fid_alloc(exp, &op_data->op_fid2, op_data);
+ rc = lmv_fid_alloc(NULL, exp, &op_data->op_fid2, op_data);
if (rc)
return rc;
src_tgt = lmv_locate_mds(lmv, op_data, &op_data->op_fid3);
return PTR_ERR(tgt);
/* For striped dir, we need to locate the parent as well */
- if (op_data->op_mea1 &&
- op_data->op_mea1->lsm_md_stripe_count > 1) {
+ if (op_data->op_mea1) {
struct lmv_tgt_desc *tmp;
LASSERT(op_data->op_name && op_data->op_namelen);
lsm->lsm_md_master_mdt_index = le32_to_cpu(lmm1->lmv_master_mdt_index);
lsm->lsm_md_hash_type = le32_to_cpu(lmm1->lmv_hash_type);
lsm->lsm_md_layout_version = le32_to_cpu(lmm1->lmv_layout_version);
+ fid_le_to_cpu(&lsm->lsm_md_master_fid, &lmm1->lmv_master_fid);
cplen = strlcpy(lsm->lsm_md_pool_name, lmm1->lmv_pool_name,
sizeof(lsm->lsm_md_pool_name));
+ if (!fid_is_sane(&lsm->lsm_md_master_fid))
+ return -EPROTO;
+
if (cplen >= sizeof(lsm->lsm_md_pool_name))
return -E2BIG;
int i;
for (i = 1; i < lsm->lsm_md_stripe_count; i++) {
- if (lsm->lsm_md_oinfo[i].lmo_root)
+ /*
+ * For migrating inode, the master stripe and master
+ * object will be the same, so do not need iput, see
+ * ll_update_lsm_md
+ */
+ if (!(lsm->lsm_md_hash_type & LMV_HASH_FLAG_MIGRATION &&
+ !i) && lsm->lsm_md_oinfo[i].lmo_root)
iput(lsm->lsm_md_oinfo[i].lmo_root);
}
return 0;
}
+ if (le32_to_cpu(lmm->lmv_magic) == LMV_MAGIC_STRIPE)
+ return -EPERM;
+
/* Unpack memmd */
if (le32_to_cpu(lmm->lmv_magic) != LMV_MAGIC_V1 &&
- le32_to_cpu(lmm->lmv_magic) != LMV_MAGIC_MIGRATE &&
le32_to_cpu(lmm->lmv_magic) != LMV_USER_MAGIC) {
CERROR("%s: invalid lmv magic %x: rc = %d\n",
exp->exp_obd->obd_name, le32_to_cpu(lmm->lmv_magic),
return -EIO;
}
- if (le32_to_cpu(lmm->lmv_magic) == LMV_MAGIC_V1 ||
- le32_to_cpu(lmm->lmv_magic) == LMV_MAGIC_MIGRATE)
+ if (le32_to_cpu(lmm->lmv_magic) == LMV_MAGIC_V1)
lsm_size = lmv_stripe_md_size(lmv_mds_md_stripe_count_get(lmm));
else
/**
switch (le32_to_cpu(lmm->lmv_magic)) {
case LMV_MAGIC_V1:
- case LMV_MAGIC_MIGRATE:
rc = lmv_unpack_md_v1(exp, lsm, &lmm->lmv_md_v1);
break;
default:
int lmv_update_lsm_md(struct obd_export *exp, struct lmv_stripe_md *lsm,
struct mdt_body *body, ldlm_blocking_callback cb_blocking)
{
- if (lsm->lsm_md_stripe_count <= 1)
- return 0;
-
return lmv_revalidate_slaves(exp, body, lsm, cb_blocking, 0);
}
struct list_head *cancels, enum ldlm_mode mode,
__u64 bits);
/* mdc/mdc_request.c */
-int mdc_fid_alloc(struct obd_export *exp, struct lu_fid *fid,
- struct md_op_data *op_data);
+int mdc_fid_alloc(const struct lu_env *env, struct obd_export *exp,
+ struct lu_fid *fid, struct md_op_data *op_data);
struct obd_client_handle;
int mdc_set_open_replay_data(struct obd_export *exp,
/* For case if upper layer did not alloc fid, do it now. */
if (!fid_is_sane(&op_data->op_fid2) && it->it_op & IT_CREAT) {
- rc = mdc_fid_alloc(exp, &op_data->op_fid2, op_data);
+ rc = mdc_fid_alloc(NULL, exp, &op_data->op_fid2, op_data);
if (rc < 0) {
CERROR("Can't alloc new fid, rc %d\n", rc);
return rc;
* mdc_fid_alloc() may return errno 1 in case of switch to new
* sequence, handle this.
*/
- rc = mdc_fid_alloc(exp, &op_data->op_fid2, op_data);
- if (rc < 0) {
- CERROR("Can't alloc new fid, rc %d\n", rc);
+ rc = mdc_fid_alloc(NULL, exp, &op_data->op_fid2, op_data);
+ if (rc < 0)
return rc;
- }
}
rebuild:
req_fmt = &RQF_MDS_RELEASE_CLOSE;
/* allocate a FID for volatile file */
- rc = mdc_fid_alloc(exp, &op_data->op_fid2, op_data);
+ rc = mdc_fid_alloc(NULL, exp, &op_data->op_fid2, op_data);
if (rc < 0) {
CERROR("%s: "DFID" failed to allocate FID: %d\n",
obd->obd_name, PFID(&op_data->op_fid1), rc);
return rc;
}
-int mdc_fid_alloc(struct obd_export *exp, struct lu_fid *fid,
- struct md_op_data *op_data)
+int mdc_fid_alloc(const struct lu_env *env, struct obd_export *exp,
+ struct lu_fid *fid, struct md_op_data *op_data)
{
struct client_obd *cli = &exp->exp_obd->u.cli;
struct lu_client_seq *seq = cli->cl_seq;
- return seq_client_alloc_fid(NULL, seq, fid);
+ return seq_client_alloc_fid(env, seq, fid);
}
static struct obd_uuid *mdc_get_uuid(struct obd_export *exp)
projects / platform / kernel / linux-exynos.git / commitdiff