#include <lustre_acl.h>
#include <lustre_param.h>
#include <lustre_quota.h>
-#include <lustre_linkea.h>
#include <lustre_lfsck.h>
mdl_mode_t mdt_mdl_lock_modes[] = {
}
void mdt_clear_disposition(struct mdt_thread_info *info,
- struct ldlm_reply *rep, int flag)
+ struct ldlm_reply *rep, int flag)
{
- if (info)
- info->mti_opdata &= ~flag;
- if (rep)
- rep->lock_policy_res1 &= ~flag;
+ if (info) {
+ info->mti_opdata &= ~flag;
+ tgt_opdata_clear(info->mti_env, flag);
+ }
+ if (rep)
+ rep->lock_policy_res1 &= ~flag;
}
void mdt_set_disposition(struct mdt_thread_info *info,
- struct ldlm_reply *rep, int flag)
+ struct ldlm_reply *rep, int flag)
{
- if (info)
- info->mti_opdata |= flag;
- if (rep)
- rep->lock_policy_res1 |= flag;
+ if (info) {
+ info->mti_opdata |= flag;
+ tgt_opdata_set(info->mti_env, flag);
+ }
+ if (rep)
+ rep->lock_policy_res1 |= flag;
}
void mdt_lock_reg_init(struct mdt_lock_handle *lh, ldlm_mode_t lm)
lh->mlh_type = MDT_REG_LOCK;
}
-void mdt_lock_pdo_init(struct mdt_lock_handle *lh, ldlm_mode_t lm,
- const char *name, int namelen)
+void mdt_lock_pdo_init(struct mdt_lock_handle *lh, ldlm_mode_t lock_mode,
+ const struct lu_name *lname)
{
- lh->mlh_reg_mode = lm;
- lh->mlh_rreg_mode = lm;
- lh->mlh_type = MDT_PDO_LOCK;
+ lh->mlh_reg_mode = lock_mode;
+ lh->mlh_rreg_mode = lock_mode;
+ lh->mlh_type = MDT_PDO_LOCK;
- if (name != NULL && (name[0] != '\0')) {
- LASSERT(namelen > 0);
- lh->mlh_pdo_hash = full_name_hash(name, namelen);
+ if (lu_name_is_valid(lname)) {
+ lh->mlh_pdo_hash = full_name_hash(lname->ln_name,
+ lname->ln_namelen);
/* XXX Workaround for LU-2856
- * Zero is a valid return value of full_name_hash, but several
- * users of mlh_pdo_hash assume a non-zero hash value. We
- * therefore map zero onto an arbitrary, but consistent
- * value (1) to avoid problems further down the road. */
- if (unlikely(!lh->mlh_pdo_hash))
+ *
+ * Zero is a valid return value of full_name_hash, but
+ * several users of mlh_pdo_hash assume a non-zero
+ * hash value. We therefore map zero onto an
+ * arbitrary, but consistent value (1) to avoid
+ * problems further down the road. */
+ if (unlikely(lh->mlh_pdo_hash == 0))
lh->mlh_pdo_hash = 1;
- } else {
- LASSERT(namelen == 0);
- lh->mlh_pdo_hash = 0ull;
- }
+ } else {
+ lh->mlh_pdo_hash = 0;
+ }
}
static void mdt_lock_pdo_mode(struct mdt_thread_info *info, struct mdt_object *o,
}
static int mdt_big_xattr_get(struct mdt_thread_info *info, struct mdt_object *o,
- char *name)
+ const char *name)
{
const struct lu_env *env = info->mti_env;
int rc;
RETURN(rc);
}
-int mdt_attr_get_lov(struct mdt_thread_info *info,
- struct mdt_object *o, struct md_attr *ma)
+int mdt_stripe_get(struct mdt_thread_info *info, struct mdt_object *o,
+ struct md_attr *ma, const char *name)
{
struct md_object *next = mdt_object_child(o);
struct lu_buf *buf = &info->mti_buf;
int rc;
- buf->lb_buf = ma->ma_lmm;
- buf->lb_len = ma->ma_lmm_size;
- rc = mo_xattr_get(info->mti_env, next, buf, XATTR_NAME_LOV);
+ if (strcmp(name, XATTR_NAME_LOV) == 0) {
+ buf->lb_buf = ma->ma_lmm;
+ buf->lb_len = ma->ma_lmm_size;
+ LASSERT(!(ma->ma_valid & MA_LOV));
+ } else if (strcmp(name, XATTR_NAME_LMV) == 0) {
+ buf->lb_buf = ma->ma_lmv;
+ buf->lb_len = ma->ma_lmv_size;
+ LASSERT(!(ma->ma_valid & MA_LMV));
+ } else if (strcmp(name, XATTR_NAME_DEFAULT_LMV) == 0) {
+ buf->lb_buf = ma->ma_lmv;
+ buf->lb_len = ma->ma_lmv_size;
+ LASSERT(!(ma->ma_valid & MA_LMV_DEF));
+ } else {
+ return -EINVAL;
+ }
+
+ rc = mo_xattr_get(info->mti_env, next, buf, name);
if (rc > 0) {
- ma->ma_lmm_size = rc;
- ma->ma_valid |= MA_LOV;
+ if (strcmp(name, XATTR_NAME_LOV) == 0) {
+ ma->ma_lmm_size = rc;
+ ma->ma_valid |= MA_LOV;
+ } else if (strcmp(name, XATTR_NAME_LMV) == 0) {
+ ma->ma_lmv_size = rc;
+ ma->ma_valid |= MA_LMV;
+ } else if (strcmp(name, XATTR_NAME_DEFAULT_LMV) == 0) {
+ ma->ma_lmv_size = rc;
+ ma->ma_valid |= MA_LMV_DEF;
+ }
+
rc = 0;
} else if (rc == -ENODATA) {
/* no LOV EA */
rc = 0;
} else if (rc == -ERANGE) {
- rc = mdt_big_xattr_get(info, o, XATTR_NAME_LOV);
+ /* Default LMV has fixed size, so it must be able to fit
+ * in the original buffer */
+ if (strcmp(name, XATTR_NAME_DEFAULT_LMV) == 0)
+ return rc;
+ rc = mdt_big_xattr_get(info, o, name);
if (rc > 0) {
info->mti_big_lmm_used = 1;
- ma->ma_valid |= MA_LOV;
- ma->ma_lmm = info->mti_big_lmm;
- ma->ma_lmm_size = rc;
+ if (!strcmp(name, XATTR_NAME_LOV)) {
+ ma->ma_valid |= MA_LOV;
+ ma->ma_lmm = info->mti_big_lmm;
+ ma->ma_lmm_size = rc;
+ } else if (!strcmp(name, XATTR_NAME_LMV)) {
+ ma->ma_valid |= MA_LMV;
+ ma->ma_lmv = info->mti_big_lmm;
+ ma->ma_lmv_size = rc;
+ } else {
+ return -EINVAL;
+ }
+
/* update mdt_max_mdsize so all clients
* will be aware about that */
if (info->mti_mdt->mdt_max_mdsize < rc)
}
if (need & MA_LOV && (S_ISREG(mode) || S_ISDIR(mode))) {
- rc = mdt_attr_get_lov(info, o, ma);
+ rc = mdt_stripe_get(info, o, ma, XATTR_NAME_LOV);
if (rc)
GOTO(out, rc);
}
if (need & MA_LMV && S_ISDIR(mode)) {
- buf->lb_buf = ma->ma_lmv;
- buf->lb_len = ma->ma_lmv_size;
- rc2 = mo_xattr_get(env, next, buf, XATTR_NAME_LMV);
- if (rc2 > 0) {
- ma->ma_lmv_size = rc2;
- ma->ma_valid |= MA_LMV;
- } else if (rc2 == -ENODATA) {
- /* no LMV EA */
- ma->ma_lmv_size = 0;
- } else
- GOTO(out, rc = rc2);
+ rc = mdt_stripe_get(info, o, ma, XATTR_NAME_LMV);
+ if (rc != 0)
+ GOTO(out, rc);
+ }
+
+ if (need & MA_LMV_DEF && S_ISDIR(mode)) {
+ rc = mdt_stripe_get(info, o, ma, XATTR_NAME_DEFAULT_LMV);
+ if (rc != 0)
+ GOTO(out, rc);
}
if (need & MA_SOM && S_ISREG(mode)) {
}
buffer->lb_len = reqbody->eadatasize;
- if (buffer->lb_len > 0)
+ if (buffer->lb_len > 0) {
buffer->lb_buf = req_capsule_server_get(pill, &RMF_MDT_MD);
- else
+ if (buffer->lb_buf == NULL)
+ GOTO(out, rc = -EPROTO);
+ } else {
buffer->lb_buf = NULL;
+ ma_need &= ~(MA_LOV | MA_LMV);
+ CDEBUG(D_INFO, "%s: RPC from %s: does not need LOVEA.\n",
+ mdt_obd_name(info->mti_mdt),
+ req->rq_export->exp_client_uuid.uuid);
+ }
- /* If it is dir object and client require MEA, then we got MEA */
- if (S_ISDIR(lu_object_attr(&next->mo_lu)) &&
- reqbody->valid & OBD_MD_MEA) {
- /* Assumption: MDT_MD size is enough for lmv size. */
- ma->ma_lmv = buffer->lb_buf;
- ma->ma_lmv_size = buffer->lb_len;
- ma->ma_need = MA_LMV | MA_INODE;
- } else {
- ma->ma_lmm = buffer->lb_buf;
- ma->ma_lmm_size = buffer->lb_len;
- ma->ma_need = MA_LOV | MA_INODE | MA_HSM;
- }
+ /* If it is dir object and client require MEA, then we got MEA */
+ if (S_ISDIR(lu_object_attr(&next->mo_lu)) &&
+ (reqbody->valid & (OBD_MD_MEA | OBD_MD_DEFAULT_MEA))) {
+ /* Assumption: MDT_MD size is enough for lmv size. */
+ ma->ma_lmv = buffer->lb_buf;
+ ma->ma_lmv_size = buffer->lb_len;
+ ma->ma_need = MA_INODE;
+ if (ma->ma_lmv_size > 0) {
+ if (reqbody->valid & OBD_MD_MEA)
+ ma->ma_need |= MA_LMV;
+ else if (reqbody->valid & OBD_MD_DEFAULT_MEA)
+ ma->ma_need |= MA_LMV_DEF;
+ }
+ } else {
+ ma->ma_lmm = buffer->lb_buf;
+ ma->ma_lmm_size = buffer->lb_len;
+ ma->ma_need = MA_INODE | MA_HSM;
+ if (ma->ma_lmm_size > 0)
+ ma->ma_need |= MA_LOV;
+ }
if (S_ISDIR(lu_object_attr(&next->mo_lu)) &&
reqbody->valid & OBD_MD_FLDIREA &&
root = mdt_object_find(env, mdt, &rootfid);
if (IS_ERR(root))
RETURN(PTR_ERR(root));
- rc = mdt_attr_get_lov(info, root, ma);
+ rc = mdt_stripe_get(info, root, ma, XATTR_NAME_LOV);
mdt_object_put(info->mti_env, root);
if (unlikely(rc)) {
CERROR("%s: getattr error for "DFID": rc = %d\n",
else
repbody->valid |= OBD_MD_FLEASIZE;
}
- if (ma->ma_valid & MA_LMV) {
- LASSERT(S_ISDIR(la->la_mode));
- repbody->eadatasize = ma->ma_lmv_size;
- repbody->valid |= (OBD_MD_FLDIREA|OBD_MD_MEA);
- }
+ if (ma->ma_valid & MA_LMV) {
+ LASSERT(S_ISDIR(la->la_mode));
+ mdt_dump_lmv(D_INFO, ma->ma_lmv);
+ repbody->eadatasize = ma->ma_lmv_size;
+ repbody->valid |= (OBD_MD_FLDIREA|OBD_MD_MEA);
+ }
+ if (ma->ma_valid & MA_LMV_DEF) {
+ LASSERT(S_ISDIR(la->la_mode));
+ repbody->eadatasize = ma->ma_lmv_size;
+ repbody->valid |= (OBD_MD_FLDIREA|OBD_MD_DEFAULT_MEA);
+ }
} else if (S_ISLNK(la->la_mode) &&
reqbody->valid & OBD_MD_LINKNAME) {
buffer->lb_buf = ma->ma_lmm;
struct md_object *next = mdt_object_child(parent);
struct lu_fid *child_fid = &info->mti_tmp_fid1;
struct lu_name *lname = NULL;
- const char *name = NULL;
- int namelen = 0;
struct mdt_lock_handle *lhp = NULL;
struct ldlm_lock *lock;
struct ldlm_res_id *res_id;
lustre_msg_get_flags(req->rq_reqmsg) & MSG_RESENT));
LASSERT(parent != NULL);
- name = req_capsule_client_get(info->mti_pill, &RMF_NAME);
- if (name == NULL)
- RETURN(err_serious(-EFAULT));
- namelen = req_capsule_get_size(info->mti_pill, &RMF_NAME,
- RCL_CLIENT) - 1;
- if (!info->mti_cross_ref) {
- /*
- * XXX: Check for "namelen == 0" is for getattr by fid
- * (OBD_CONNECT_ATTRFID), otherwise do not allow empty name,
- * that is the name must contain at least one character and
- * the terminating '\0'
- */
- if (namelen == 0) {
- reqbody = req_capsule_client_get(info->mti_pill,
- &RMF_MDT_BODY);
- if (unlikely(reqbody == NULL))
- RETURN(err_serious(-EFAULT));
-
- if (unlikely(!fid_is_sane(&reqbody->fid2)))
- RETURN(err_serious(-EINVAL));
-
- name = NULL;
- CDEBUG(D_INODE, "getattr with lock for "DFID"/"DFID", "
- "ldlm_rep = %p\n",
- PFID(mdt_object_fid(parent)),
- PFID(&reqbody->fid2), ldlm_rep);
- } else {
- lname = mdt_name(info->mti_env, (char *)name, namelen);
- CDEBUG(D_INODE, "getattr with lock for "DFID"/%s, "
- "ldlm_rep = %p\n", PFID(mdt_object_fid(parent)),
- name, ldlm_rep);
- }
- }
+ lname = &info->mti_name;
+ mdt_name_unpack(info->mti_pill, &RMF_NAME, lname, MNF_FIX_ANON);
+
+ if (!info->mti_cross_ref) {
+ /*
+ * XXX: Check for anonymous name is for getattr by fid
+ * (OBD_CONNECT_ATTRFID), otherwise do not allow empty name,
+ * that is the name must contain at least one character and
+ * the terminating '\0'.
+ */
+ if (!lu_name_is_valid(lname)) {
+ reqbody = req_capsule_client_get(info->mti_pill,
+ &RMF_MDT_BODY);
+ if (unlikely(reqbody == NULL))
+ RETURN(err_serious(-EFAULT));
+
+ if (unlikely(!fid_is_sane(&reqbody->fid2)))
+ RETURN(err_serious(-EINVAL));
+
+ CDEBUG(D_INODE, "getattr with lock for "DFID"/"DFID", "
+ "ldlm_rep = %p\n",
+ PFID(mdt_object_fid(parent)),
+ PFID(&reqbody->fid2), ldlm_rep);
+ } else {
+ CDEBUG(D_INODE, "getattr with lock for "DFID"/"DNAME", "
+ "ldlm_rep = %p\n", PFID(mdt_object_fid(parent)),
+ PNAME(lname), ldlm_rep);
+ }
+ }
+
mdt_set_disposition(info, ldlm_rep, DISP_LOOKUP_EXECD);
- if (unlikely(!mdt_object_exists(parent)) && lname) {
+ if (unlikely(!mdt_object_exists(parent)) && lu_name_is_valid(lname)) {
LU_OBJECT_DEBUG(D_INODE, info->mti_env,
&parent->mot_obj,
"Parent doesn't exist!\n");
"Parent "DFID" is on remote server\n",
PFID(mdt_object_fid(parent)));
}
- if (lname) {
+
+ if (lu_name_is_valid(lname)) {
rc = mdt_raw_lookup(info, parent, lname, ldlm_rep);
if (rc != 0) {
if (rc > 0)
LDLM_LOCK_PUT(lock);
rc = 0;
} else {
- mdt_lock_handle_init(lhc);
- mdt_lock_reg_init(lhc, LCK_PR);
+ mdt_lock_handle_init(lhc);
+ mdt_lock_reg_init(lhc, LCK_PR);
- /*
- * Object's name is on another MDS, no lookup lock is
- * needed here but update is.
- */
- child_bits &= ~MDS_INODELOCK_LOOKUP;
+ /*
+ * Object's name is on another MDS, no lookup or layout
+ * lock is needed here but update lock is.
+ */
+ child_bits &= ~(MDS_INODELOCK_LOOKUP |
+ MDS_INODELOCK_LAYOUT);
child_bits |= MDS_INODELOCK_PERM | MDS_INODELOCK_UPDATE;
rc = mdt_object_lock(info, child, lhc, child_bits,
- MDT_LOCAL_LOCK);
- }
+ MDT_LOCAL_LOCK);
+ }
if (rc == 0) {
/* Finally, we can get attr for child. */
+ if (!mdt_object_exists(child)) {
+ LU_OBJECT_DEBUG(D_INFO, info->mti_env,
+ &child->mot_obj,
+ "remote object doesn't exist.\n");
+ mdt_object_unlock(info, child, lhc, 1);
+ RETURN(-ENOENT);
+ }
+
mdt_set_capainfo(info, 0, mdt_object_fid(child),
BYPASS_CAPA);
rc = mdt_getattr_internal(info, child, 0);
RETURN(rc);
}
- if (lname) {
- /* step 1: lock parent only if parent is a directory */
+ if (lu_name_is_valid(lname)) {
+ /* step 1: lock parent only if parent is a directory */
if (S_ISDIR(lu_object_attr(&parent->mot_obj))) {
- lhp = &info->mti_lh[MDT_LH_PARENT];
- mdt_lock_pdo_init(lhp, LCK_PR, name, namelen);
+ lhp = &info->mti_lh[MDT_LH_PARENT];
+ mdt_lock_pdo_init(lhp, LCK_PR, lname);
rc = mdt_object_lock(info, parent, lhp,
MDS_INODELOCK_UPDATE,
MDT_LOCAL_LOCK);
mdt_set_disposition(info, ldlm_rep, DISP_LOOKUP_POS);
}
- /*
- *step 3: find the child object by fid & lock it.
- * regardless if it is local or remote.
- */
- child = mdt_object_find(info->mti_env, info->mti_mdt, child_fid);
+ /*
+ *step 3: find the child object by fid & lock it.
+ * regardless if it is local or remote.
+ *
+ *Note: LU-3240 (commit 762f2114d282a98ebfa4dbbeea9298a8088ad24e)
+ * set parent dir fid the same as child fid in getattr by fid case
+ * we should not lu_object_find() the object again, could lead
+ * to hung if there is a concurrent unlink destroyed the object.
+ */
+ if (lu_fid_eq(mdt_object_fid(parent), child_fid)) {
+ mdt_object_get(info->mti_env, parent);
+ child = parent;
+ } else {
+ child = mdt_object_find(info->mti_env, info->mti_mdt,
+ child_fid);
+ }
if (unlikely(IS_ERR(child)))
GOTO(out_parent, rc = PTR_ERR(child));
if (!OBD_FAIL_CHECK(OBD_FAIL_MDS_NO_LL_GETATTR) &&
exp_connect_layout(info->mti_exp) &&
S_ISREG(lu_object_attr(&child->mot_obj)) &&
- ldlm_rep != NULL) {
+ !mdt_object_remote(child) && ldlm_rep != NULL) {
/* try to grant layout lock for regular file. */
try_layout = true;
}
ma_need |= MA_LOV;
}
} else {
+ /* Do not enqueue the UPDATE lock from MDT(cross-MDT),
+ * client will enqueue the lock to the remote MDT */
+ if (mdt_object_remote(child))
+ child_bits &= ~MDS_INODELOCK_UPDATE;
rc = mdt_object_lock(info, child, lhc, child_bits,
MDT_CROSS_LOCK);
}
GOTO(out_ucred, rc = err_serious(rc));
if (mdt_check_resent(info, mdt_reconstruct, lhc)) {
- rc = lustre_msg_get_status(mdt_info_req(info)->rq_repmsg);
+ DEBUG_REQ(D_INODE, mdt_info_req(info), "resent opt.");
+ rc = lustre_msg_get_status(mdt_info_req(info)->rq_repmsg);
GOTO(out_ucred, rc);
}
rc = mdt_reint_rec(info, lhc);
[REINT_RENAME] = &RQF_MDS_REINT_RENAME,
[REINT_OPEN] = &RQF_MDS_REINT_OPEN,
[REINT_SETXATTR] = &RQF_MDS_REINT_SETXATTR,
- [REINT_RMENTRY] = &RQF_MDS_REINT_UNLINK
+ [REINT_RMENTRY] = &RQF_MDS_REINT_UNLINK,
+ [REINT_MIGRATE] = &RQF_MDS_REINT_RENAME
};
ENTRY;
RETURN(rc);
}
-int mdt_md_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
- void *data, int flag)
+/* Used for cross-MDT lock */
+int mdt_remote_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
+ void *data, int flag)
{
struct lustre_handle lockh;
int rc;
}
int mdt_remote_object_lock(struct mdt_thread_info *mti,
- struct mdt_object *o, struct lustre_handle *lh,
- ldlm_mode_t mode, __u64 ibits)
+ struct mdt_object *o, const struct lu_fid *fid,
+ struct lustre_handle *lh, ldlm_mode_t mode,
+ __u64 ibits)
{
struct ldlm_enqueue_info *einfo = &mti->mti_einfo;
ldlm_policy_data_t *policy = &mti->mti_policy;
+ struct ldlm_res_id *res_id = &mti->mti_res_id;
int rc = 0;
ENTRY;
LASSERT(mdt_object_remote(o));
- LASSERT(ibits & MDS_INODELOCK_UPDATE);
+ LASSERT(ibits == MDS_INODELOCK_UPDATE);
+
+ fid_build_reg_res_name(fid, res_id);
memset(einfo, 0, sizeof(*einfo));
einfo->ei_type = LDLM_IBITS;
einfo->ei_mode = mode;
- einfo->ei_cb_bl = mdt_md_blocking_ast;
+ einfo->ei_cb_bl = mdt_remote_blocking_ast;
einfo->ei_cb_cp = ldlm_completion_ast;
+ einfo->ei_enq_slave = 0;
+ einfo->ei_res_id = res_id;
memset(policy, 0, sizeof(*policy));
policy->l_inodebits.bits = ibits;
RETURN(rc);
}
-static int mdt_object_lock0(struct mdt_thread_info *info, struct mdt_object *o,
- struct mdt_lock_handle *lh, __u64 ibits,
- bool nonblock, int locality)
+static int mdt_object_local_lock(struct mdt_thread_info *info,
+ struct mdt_object *o,
+ struct mdt_lock_handle *lh, __u64 ibits,
+ bool nonblock, int locality)
{
struct ldlm_namespace *ns = info->mti_mdt->mdt_namespace;
ldlm_policy_data_t *policy = &info->mti_policy;
LASSERT(lh->mlh_reg_mode != LCK_MINMODE);
LASSERT(lh->mlh_type != MDT_NUL_LOCK);
- if (mdt_object_remote(o)) {
- if (locality == MDT_CROSS_LOCK) {
- ibits &= ~(MDS_INODELOCK_UPDATE | MDS_INODELOCK_PERM);
- ibits |= MDS_INODELOCK_LOOKUP;
- } else {
- LASSERTF(!(ibits &
- (MDS_INODELOCK_UPDATE | MDS_INODELOCK_PERM)),
- "%s: wrong bit "LPX64" for remote obj "DFID"\n",
- mdt_obd_name(info->mti_mdt), ibits,
- PFID(mdt_object_fid(o)));
- LASSERT(ibits & MDS_INODELOCK_LOOKUP);
- }
- /* No PDO lock on remote object */
- LASSERT(lh->mlh_type != MDT_PDO_LOCK);
- }
+ /* Only enqueue LOOKUP lock for remote object */
+ if (mdt_object_remote(o))
+ LASSERT(ibits == MDS_INODELOCK_LOOKUP);
if (lh->mlh_type == MDT_PDO_LOCK) {
/* check for exists after object is locked */
RETURN(rc);
}
+int mdt_object_lock_internal(struct mdt_thread_info *info, struct mdt_object *o,
+ struct mdt_lock_handle *lh, __u64 ibits,
+ bool nonblock, int locality)
+{
+ int rc;
+ ENTRY;
+
+ if (!mdt_object_remote(o))
+ return mdt_object_local_lock(info, o, lh, ibits, nonblock,
+ locality);
+
+ if (locality == MDT_LOCAL_LOCK) {
+ CERROR("%s: try to get local lock for remote object"
+ DFID".\n", mdt_obd_name(info->mti_mdt),
+ PFID(mdt_object_fid(o)));
+ RETURN(-EPROTO);
+ }
+
+ /* XXX do not support PERM/LAYOUT/XATTR lock for remote object yet */
+ ibits &= ~(MDS_INODELOCK_PERM | MDS_INODELOCK_LAYOUT |
+ MDS_INODELOCK_XATTR);
+ if (ibits & MDS_INODELOCK_UPDATE) {
+ /* Sigh, PDO needs to enqueue 2 locks right now, but
+ * enqueue RPC can only request 1 lock, to avoid extra
+ * RPC, so it will instead enqueue EX lock for remote
+ * object anyway XXX*/
+ if (lh->mlh_type == MDT_PDO_LOCK &&
+ lh->mlh_pdo_hash != 0) {
+ CDEBUG(D_INFO, "%s: "DFID" convert PDO lock to"
+ "EX lock.\n", mdt_obd_name(info->mti_mdt),
+ PFID(mdt_object_fid(o)));
+ lh->mlh_pdo_hash = 0;
+ lh->mlh_rreg_mode = LCK_EX;
+ lh->mlh_type = MDT_REG_LOCK;
+ }
+ rc = mdt_remote_object_lock(info, o, mdt_object_fid(o),
+ &lh->mlh_rreg_lh,
+ lh->mlh_rreg_mode,
+ MDS_INODELOCK_UPDATE);
+ if (rc != ELDLM_OK)
+ RETURN(rc);
+ }
+
+ /* Only enqueue LOOKUP lock for remote object */
+ if (ibits & MDS_INODELOCK_LOOKUP) {
+ rc = mdt_object_local_lock(info, o, lh,
+ MDS_INODELOCK_LOOKUP,
+ nonblock, locality);
+ if (rc != ELDLM_OK)
+ RETURN(rc);
+ }
+
+ RETURN(0);
+}
+
int mdt_object_lock(struct mdt_thread_info *info, struct mdt_object *o,
struct mdt_lock_handle *lh, __u64 ibits, int locality)
{
- return mdt_object_lock0(info, o, lh, ibits, false, locality);
+ return mdt_object_lock_internal(info, o, lh, ibits, false, locality);
}
int mdt_object_lock_try(struct mdt_thread_info *info, struct mdt_object *o,
struct mdt_lock_handle tmp = *lh;
int rc;
- rc = mdt_object_lock0(info, o, &tmp, ibits, true, locality);
+ rc = mdt_object_lock_internal(info, o, &tmp, ibits, true, locality);
if (rc == 0)
*lh = tmp;
info->mti_mdt = NULL;
info->mti_env = req->rq_svc_thread->t_env;
info->mti_transno = lustre_msg_get_transno(req->rq_reqmsg);
- info->mti_mos = NULL;
memset(&info->mti_attr, 0, sizeof(info->mti_attr));
info->mti_big_buf = LU_BUF_NULL;
info->mti_opdata = 0;
info->mti_big_lmm_used = 0;
- /* To not check for split by default. */
info->mti_spec.no_create = 0;
info->mti_spec.sp_rm_entry = 0;
+
+ info->mti_spec.u.sp_ea.eadata = NULL;
+ info->mti_spec.u.sp_ea.eadatalen = 0;
}
void mdt_thread_info_fini(struct mdt_thread_info *info)
}
static void mdt_intent_fixup_resent(struct mdt_thread_info *info,
- struct ldlm_lock *new_lock,
- struct ldlm_lock **old_lock,
- struct mdt_lock_handle *lh)
+ struct ldlm_lock *new_lock,
+ struct ldlm_lock **old_lock,
+ struct mdt_lock_handle *lh,
+ enum mdt_it_code opcode)
{
struct ptlrpc_request *req = mdt_info_req(info);
struct obd_export *exp = req->rq_export;
dlmreq = req_capsule_client_get(info->mti_pill, &RMF_DLM_REQ);
remote_hdl = dlmreq->lock_handle[0];
-
- /* In the function below, .hs_keycmp resolves to
- * ldlm_export_lock_keycmp() */
- /* coverity[overrun-buffer-val] */
- lock = cfs_hash_lookup(exp->exp_lock_hash, &remote_hdl);
- if (lock) {
- if (lock != new_lock) {
- lh->mlh_reg_lh.cookie = lock->l_handle.h_cookie;
- lh->mlh_reg_mode = lock->l_granted_mode;
-
- LDLM_DEBUG(lock, "Restoring lock cookie");
- DEBUG_REQ(D_DLMTRACE, req,
- "restoring lock cookie "LPX64,
- lh->mlh_reg_lh.cookie);
- if (old_lock)
- *old_lock = LDLM_LOCK_GET(lock);
- cfs_hash_put(exp->exp_lock_hash, &lock->l_exp_hash);
- return;
- }
-
- cfs_hash_put(exp->exp_lock_hash, &lock->l_exp_hash);
- }
-
+ /* If the client does not require open lock, it does not need to
+ * search lock in exp_lock_hash, since the server thread will
+ * make sure the lock will be released, and the resend request
+ * can always re-enqueue the lock */
+ if ((opcode != MDT_IT_OPEN) || (opcode == MDT_IT_OPEN &&
+ info->mti_spec.sp_cr_flags & MDS_OPEN_LOCK)) {
+ /* In the function below, .hs_keycmp resolves to
+ * ldlm_export_lock_keycmp() */
+ /* coverity[overrun-buffer-val] */
+ lock = cfs_hash_lookup(exp->exp_lock_hash, &remote_hdl);
+ if (lock) {
+ lock_res_and_lock(lock);
+ if (lock != new_lock) {
+ lh->mlh_reg_lh.cookie = lock->l_handle.h_cookie;
+ lh->mlh_reg_mode = lock->l_granted_mode;
+
+ LDLM_DEBUG(lock, "Restoring lock cookie");
+ DEBUG_REQ(D_DLMTRACE, req,
+ "restoring lock cookie "LPX64,
+ lh->mlh_reg_lh.cookie);
+ if (old_lock)
+ *old_lock = LDLM_LOCK_GET(lock);
+ cfs_hash_put(exp->exp_lock_hash,
+ &lock->l_exp_hash);
+ unlock_res_and_lock(lock);
+ return;
+ }
+ cfs_hash_put(exp->exp_lock_hash, &lock->l_exp_hash);
+ unlock_res_and_lock(lock);
+ }
+ }
/*
* If the xid matches, then we know this is a resent request, and allow
* it. (It's probably an OPEN, for which we don't send a lock.
* (for the resend case) or a new lock. Below we will use it to
* replace the original lock.
*/
- mdt_intent_fixup_resent(info, *lockp, NULL, lhc);
+ mdt_intent_fixup_resent(info, *lockp, NULL, lhc, opcode);
if (!lustre_handle_is_used(&lhc->mlh_reg_lh)) {
mdt_lock_reg_init(lhc, (*lockp)->l_req_mode);
rc = mdt_object_lock(info, info->mti_object, lhc,
ldlm_rep = req_capsule_server_get(info->mti_pill, &RMF_DLM_REP);
mdt_set_disposition(info, ldlm_rep, DISP_IT_EXECD);
- /* Get lock from request for possible resent case. */
- mdt_intent_fixup_resent(info, *lockp, &new_lock, lhc);
+ /* Get lock from request for possible resent case. */
+ mdt_intent_fixup_resent(info, *lockp, &new_lock, lhc, opcode);
rc = mdt_getattr_name_lock(info, lhc, child_bits, ldlm_rep);
ldlm_rep->lock_policy_res2 = clear_serious(rc);
RETURN(err_serious(-EPROTO));
}
- /* Get lock from request for possible resent case. */
- mdt_intent_fixup_resent(info, *lockp, NULL, lhc);
+ /* Get lock from request for possible resent case. */
+ mdt_intent_fixup_resent(info, *lockp, NULL, lhc, opcode);
rc = mdt_reint_internal(info, lhc, opc);
RETURN(rc);
}
-static int mdt_seq_fini(const struct lu_env *env,
- struct mdt_device *m)
+static void mdt_deregister_seq_exp(struct mdt_device *mdt)
{
- return seq_site_fini(env, mdt_seq_site(m));
+ struct seq_server_site *ss = mdt_seq_site(mdt);
+
+ if (ss->ss_node_id == 0)
+ return;
+
+ if (ss->ss_client_seq != NULL) {
+ lustre_deregister_lwp_item(&ss->ss_client_seq->lcs_exp);
+ ss->ss_client_seq->lcs_exp = NULL;
+ }
+
+ if (ss->ss_server_fld != NULL) {
+ lustre_deregister_lwp_item(&ss->ss_server_fld->lsf_control_exp);
+ ss->ss_server_fld->lsf_control_exp = NULL;
+ }
}
-static int mdt_seq_init(const struct lu_env *env,
- const char *uuid,
- struct mdt_device *m)
+static void mdt_seq_fini_cli(struct mdt_device *mdt)
{
- struct seq_server_site *ss;
- char *prefix;
- int rc;
+ struct seq_server_site *ss = mdt_seq_site(mdt);
+
+ if (ss == NULL)
+ return;
+
+ if (ss->ss_server_seq == NULL)
+ seq_server_set_cli(NULL, ss->ss_server_seq, NULL);
+
+ return;
+}
+
+static int mdt_seq_fini(const struct lu_env *env, struct mdt_device *mdt)
+{
+ mdt_seq_fini_cli(mdt);
+ mdt_deregister_seq_exp(mdt);
+
+ return seq_site_fini(env, mdt_seq_site(mdt));
+}
+
+/**
+ * It will retrieve its FLDB entries from MDT0, and it only happens
+ * when upgrading existent FS to 2.6 or when local FLDB is corrupted,
+ * and it needs to refresh FLDB from the MDT0.
+ **/
+static int mdt_register_lwp_callback(void *data)
+{
+ struct lu_env env;
+ struct mdt_device *mdt = data;
+ struct lu_server_fld *fld = mdt_seq_site(mdt)->ss_server_fld;
+ int rc;
ENTRY;
- ss = mdt_seq_site(m);
+ LASSERT(mdt_seq_site(mdt)->ss_node_id != 0);
- /*
- * This is sequence-controller node. Init seq-controller server on local
- * MDT.
- */
- if (ss->ss_node_id == 0) {
- LASSERT(ss->ss_control_seq == NULL);
+ if (!likely(fld->lsf_new))
+ RETURN(0);
- OBD_ALLOC_PTR(ss->ss_control_seq);
- if (ss->ss_control_seq == NULL)
- RETURN(-ENOMEM);
+ rc = lu_env_init(&env, LCT_MD_THREAD);
+ if (rc) {
+ CERROR("%s: cannot init env: rc = %d\n", mdt_obd_name(mdt), rc);
+ RETURN(rc);
+ }
- rc = seq_server_init(ss->ss_control_seq,
- m->mdt_bottom, uuid,
- LUSTRE_SEQ_CONTROLLER,
- ss,
- env);
+ rc = fld_update_from_controller(&env, fld);
+ if (rc != 0) {
+ CERROR("%s: cannot update controller: rc = %d\n",
+ mdt_obd_name(mdt), rc);
+ GOTO(out, rc);
+ }
+out:
+ lu_env_fini(&env);
+ RETURN(rc);
+}
- if (rc)
- GOTO(out_seq_fini, rc);
+static int mdt_register_seq_exp(struct mdt_device *mdt)
+{
+ struct seq_server_site *ss = mdt_seq_site(mdt);
+ char *lwp_name = NULL;
+ int rc;
- OBD_ALLOC_PTR(ss->ss_client_seq);
- if (ss->ss_client_seq == NULL)
- GOTO(out_seq_fini, rc = -ENOMEM);
+ if (ss->ss_node_id == 0)
+ return 0;
- OBD_ALLOC(prefix, MAX_OBD_NAME + 5);
- if (prefix == NULL) {
- OBD_FREE_PTR(ss->ss_client_seq);
- GOTO(out_seq_fini, rc = -ENOMEM);
- }
+ OBD_ALLOC(lwp_name, MAX_OBD_NAME);
+ if (lwp_name == NULL)
+ GOTO(out_free, rc = -ENOMEM);
- snprintf(prefix, MAX_OBD_NAME + 5, "ctl-%s",
- uuid);
+ rc = tgt_name2lwp_name(mdt_obd_name(mdt), lwp_name, MAX_OBD_NAME, 0);
+ if (rc != 0)
+ GOTO(out_free, rc);
- /*
- * Init seq-controller client after seq-controller server is
- * ready. Pass ss->ss_control_seq to it for direct talking.
- */
- rc = seq_client_init(ss->ss_client_seq, NULL,
- LUSTRE_SEQ_METADATA, prefix,
- ss->ss_control_seq);
- OBD_FREE(prefix, MAX_OBD_NAME + 5);
+ rc = lustre_register_lwp_item(lwp_name, &ss->ss_client_seq->lcs_exp,
+ NULL, NULL);
+ if (rc != 0)
+ GOTO(out_free, rc);
+
+ rc = lustre_register_lwp_item(lwp_name,
+ &ss->ss_server_fld->lsf_control_exp,
+ mdt_register_lwp_callback, mdt);
+ if (rc != 0) {
+ lustre_deregister_lwp_item(&ss->ss_client_seq->lcs_exp);
+ ss->ss_client_seq->lcs_exp = NULL;
+ GOTO(out_free, rc);
+ }
+out_free:
+ if (lwp_name != NULL)
+ OBD_FREE(lwp_name, MAX_OBD_NAME);
+ return rc;
+}
+
+/*
+ * Init client sequence manager which is used by local MDS to talk to sequence
+ * controller on remote node.
+ */
+static int mdt_seq_init_cli(const struct lu_env *env, struct mdt_device *mdt)
+{
+ struct seq_server_site *ss = mdt_seq_site(mdt);
+ int rc;
+ char *prefix;
+ ENTRY;
+
+ /* check if this is adding the first MDC and controller is not yet
+ * initialized. */
+ OBD_ALLOC_PTR(ss->ss_client_seq);
+ if (ss->ss_client_seq == NULL)
+ RETURN(-ENOMEM);
+
+ OBD_ALLOC(prefix, MAX_OBD_NAME + 5);
+ if (prefix == NULL) {
+ OBD_FREE_PTR(ss->ss_client_seq);
+ ss->ss_client_seq = NULL;
+ RETURN(-ENOMEM);
+ }
+
+ /* Note: seq_client_fini will be called in seq_site_fini */
+ snprintf(prefix, MAX_OBD_NAME + 5, "ctl-%s", mdt_obd_name(mdt));
+ rc = seq_client_init(ss->ss_client_seq, NULL, LUSTRE_SEQ_METADATA,
+ prefix, ss->ss_node_id == 0 ? ss->ss_control_seq :
+ NULL);
+ OBD_FREE(prefix, MAX_OBD_NAME + 5);
+ if (rc != 0) {
+ OBD_FREE_PTR(ss->ss_client_seq);
+ ss->ss_client_seq = NULL;
+ RETURN(rc);
+ }
+
+ rc = seq_server_set_cli(env, ss->ss_server_seq, ss->ss_client_seq);
+
+ RETURN(rc);
+}
+
+static int mdt_seq_init(const struct lu_env *env, struct mdt_device *mdt)
+{
+ struct seq_server_site *ss;
+ int rc;
+ ENTRY;
+
+ ss = mdt_seq_site(mdt);
+ /* init sequence controller server(MDT0) */
+ if (ss->ss_node_id == 0) {
+ OBD_ALLOC_PTR(ss->ss_control_seq);
+ if (ss->ss_control_seq == NULL)
+ RETURN(-ENOMEM);
+
+ rc = seq_server_init(env, ss->ss_control_seq, mdt->mdt_bottom,
+ mdt_obd_name(mdt), LUSTRE_SEQ_CONTROLLER,
+ ss);
if (rc)
GOTO(out_seq_fini, rc);
}
- /* Init seq-server on local MDT */
- LASSERT(ss->ss_server_seq == NULL);
-
+ /* Init normal sequence server */
OBD_ALLOC_PTR(ss->ss_server_seq);
if (ss->ss_server_seq == NULL)
GOTO(out_seq_fini, rc = -ENOMEM);
- rc = seq_server_init(ss->ss_server_seq,
- m->mdt_bottom, uuid,
- LUSTRE_SEQ_SERVER,
- ss,
- env);
+ rc = seq_server_init(env, ss->ss_server_seq, mdt->mdt_bottom,
+ mdt_obd_name(mdt), LUSTRE_SEQ_SERVER, ss);
if (rc)
- GOTO(out_seq_fini, rc = -ENOMEM);
+ GOTO(out_seq_fini, rc);
- /* Assign seq-controller client to local seq-server. */
- if (ss->ss_node_id == 0) {
- LASSERT(ss->ss_client_seq != NULL);
+ /* init seq client for seq server to talk to seq controller(MDT0) */
+ rc = mdt_seq_init_cli(env, mdt);
+ if (rc != 0)
+ GOTO(out_seq_fini, rc);
- rc = seq_server_set_cli(ss->ss_server_seq,
- ss->ss_client_seq,
- env);
- }
+ if (ss->ss_node_id != 0)
+ /* register controler export through lwp */
+ rc = mdt_register_seq_exp(mdt);
EXIT;
out_seq_fini:
if (rc)
- mdt_seq_fini(env, m);
+ mdt_seq_fini(env, mdt);
return rc;
}
RETURN(rc = -ENOMEM);
rc = fld_server_init(env, ss->ss_server_fld, m->mdt_bottom, uuid,
- ss->ss_node_id, LU_SEQ_RANGE_MDT);
+ LU_SEQ_RANGE_MDT);
if (rc) {
OBD_FREE_PTR(ss->ss_server_fld);
ss->ss_server_fld = NULL;
strcpy(name, dev);
p = strstr(name, "-MDT");
if (p == NULL)
- GOTO(cleanup_mem, rc = -ENOMEM);
+ GOTO(free_bufs, rc = -ENOMEM);
p[3] = 'D';
snprintf(uuid, MAX_OBD_NAME, "%s_UUID", name);
if (lprof == NULL || lprof->lp_dt == NULL) {
CERROR("can't find the profile: %s\n",
lustre_cfg_string(cfg, 0));
- GOTO(cleanup_mem, rc = -EINVAL);
+ GOTO(free_bufs, rc = -EINVAL);
}
lustre_cfg_bufs_reset(bufs, name);
/* connect to MDD we just setup */
rc = mdt_connect_to_next(env, mdt, name, &mdt->mdt_child_exp);
if (rc)
- RETURN(rc);
+ GOTO(class_detach, rc);
site = mdt->mdt_child_exp->exp_obd->obd_lu_dev->ld_site;
LASSERT(site);
site->ls_top_dev = &mdt->mdt_lu_dev;
mdt->mdt_child = lu2md_dev(mdt->mdt_child_exp->exp_obd->obd_lu_dev);
-
/* now connect to bottom OSD */
snprintf(name, MAX_OBD_NAME, "%s-osd", dev);
rc = mdt_connect_to_next(env, mdt, name, &mdt->mdt_bottom_exp);
if (rc)
- RETURN(rc);
+ GOTO(class_detach, rc);
mdt->mdt_bottom =
lu2dt_dev(mdt->mdt_bottom_exp->exp_obd->obd_lu_dev);
-
rc = lu_env_refill((struct lu_env *)env);
if (rc != 0)
CERROR("Failure to refill session: '%d'\n", rc);
.tos_hs = mdt_sec_ctx_ops
},
{
- .tos_opc_start = UPDATE_OBJ,
- .tos_opc_end = UPDATE_LAST_OPC,
+ .tos_opc_start = OUT_UPDATE_FIRST_OPC,
+ .tos_opc_end = OUT_UPDATE_LAST_OPC,
.tos_hs = tgt_out_handlers
},
{
.tos_opc_end = LLOG_LAST_OPC,
.tos_hs = tgt_llog_handlers
},
+ {
+ .tos_opc_start = LFSCK_FIRST_OPC,
+ .tos_opc_end = LFSCK_LAST_OPC,
+ .tos_hs = tgt_lfsck_handlers
+ },
{
.tos_hs = NULL
static void mdt_fini(const struct lu_env *env, struct mdt_device *m)
{
- struct md_device *next = m->mdt_child;
- struct lu_device *d = &m->mdt_lu_dev;
- struct obd_device *obd = mdt2obd_dev(m);
- ENTRY;
-
- target_recovery_fini(obd);
-
- ping_evictor_stop();
+ struct md_device *next = m->mdt_child;
+ struct lu_device *d = &m->mdt_lu_dev;
+ struct obd_device *obd = mdt2obd_dev(m);
+ struct lfsck_stop stop;
+ ENTRY;
+ target_recovery_fini(obd);
+ ping_evictor_stop();
mdt_stack_pre_fini(env, m, md2lu_dev(m->mdt_child));
if (m->mdt_opts.mo_coordinator)
m->mdt_nosquash_strlen = 0;
}
- next->md_ops->mdo_iocontrol(env, next, OBD_IOC_PAUSE_LFSCK, 0, NULL);
+ stop.ls_status = LS_PAUSED;
+ stop.ls_flags = 0;
+ next->md_ops->mdo_iocontrol(env, next, OBD_IOC_STOP_LFSCK, 0, &stop);
mdt_seq_fini(env, m);
mdt_fld_fini(env, m);
*/
mdt_stack_fini(env, m, md2lu_dev(m->mdt_child));
- LASSERT(cfs_atomic_read(&d->ld_ref) == 0);
+ LASSERT(atomic_read(&d->ld_ref) == 0);
- server_put_mount(mdt_obd_name(m), NULL);
+ server_put_mount(mdt_obd_name(m));
EXIT;
}
-static int mdt_adapt_sptlrpc_conf(struct obd_device *obd, int initial)
-{
- struct mdt_device *m = mdt_dev(obd->obd_lu_dev);
- struct sptlrpc_rule_set tmp_rset;
- int rc;
-
- sptlrpc_rule_set_init(&tmp_rset);
- rc = sptlrpc_conf_target_get_rules(obd, &tmp_rset, initial);
- if (rc) {
- CERROR("mdt %s: failed get sptlrpc rules: %d\n",
- mdt_obd_name(m), rc);
- return rc;
- }
-
- sptlrpc_target_update_exp_flavor(obd, &tmp_rset);
-
- write_lock(&m->mdt_lut.lut_sptlrpc_lock);
- sptlrpc_rule_set_free(&m->mdt_lut.lut_sptlrpc_rset);
- m->mdt_lut.lut_sptlrpc_rset = tmp_rset;
- write_unlock(&m->mdt_lut.lut_sptlrpc_lock);
-
- return 0;
-}
-
int mdt_postrecov(const struct lu_env *, struct mdt_device *);
static int mdt_init0(const struct lu_env *env, struct mdt_device *m,
if (rc)
GOTO(err_fini_stack, rc);
- rc = mdt_seq_init(env, mdt_obd_name(m), m);
+ rc = mdt_seq_init(env, m);
if (rc)
GOTO(err_fini_fld, rc);
if (rc)
GOTO(err_tgt, rc);
- mdt_adapt_sptlrpc_conf(obd, 1);
+ tgt_adapt_sptlrpc_conf(&m->mdt_lut, 1);
next = m->mdt_child;
rc = next->md_ops->mdo_iocontrol(env, next, OBD_IOC_GET_MNTOPT, 0,
mdt_stack_fini(env, m, md2lu_dev(m->mdt_child));
err_lmi:
if (lmi)
- server_put_mount(dev, lmi->lmi_mnt);
+ server_put_mount(dev);
return(rc);
}
}
static struct lu_object *mdt_object_alloc(const struct lu_env *env,
- const struct lu_object_header *hdr,
- struct lu_device *d)
+ const struct lu_object_header *hdr,
+ struct lu_device *d)
{
- struct mdt_object *mo;
+ struct mdt_object *mo;
- ENTRY;
+ ENTRY;
- OBD_SLAB_ALLOC_PTR_GFP(mo, mdt_object_kmem, __GFP_IO);
- if (mo != NULL) {
- struct lu_object *o;
- struct lu_object_header *h;
+ OBD_SLAB_ALLOC_PTR_GFP(mo, mdt_object_kmem, GFP_NOFS);
+ if (mo != NULL) {
+ struct lu_object *o;
+ struct lu_object_header *h;
o = &mo->mot_obj;
- h = &mo->mot_header;
- lu_object_header_init(h);
- lu_object_init(o, h, d);
- lu_object_add_top(h, o);
- o->lo_ops = &mdt_obj_ops;
+ h = &mo->mot_header;
+ lu_object_header_init(h);
+ lu_object_init(o, h, d);
+ lu_object_add_top(h, o);
+ o->lo_ops = &mdt_obj_ops;
mutex_init(&mo->mot_ioepoch_mutex);
mutex_init(&mo->mot_lov_mutex);
init_rwsem(&mo->mot_open_sem);
if (rc)
RETURN(rc);
+ rc = lfsck_register_namespace(env, mdt->mdt_bottom, mdt->mdt_namespace);
+ /* The LFSCK instance is registered just now, so it must be there when
+ * register the namespace to such instance. */
+ LASSERTF(rc == 0, "register namespace failed: rc = %d\n", rc);
+
lsp.lsp_start = NULL;
- lsp.lsp_namespace = mdt->mdt_namespace;
+ lsp.lsp_index_valid = 0;
rc = mdt->mdt_child->md_ops->mdo_iocontrol(env, mdt->mdt_child,
OBD_IOC_START_LFSCK,
0, &lsp);
__u32 vallen, void *val,
struct ptlrpc_request_set *set)
{
- struct obd_device *obd = exp->exp_obd;
- int rc;
- ENTRY;
+ int rc;
- LASSERT(obd);
+ ENTRY;
- if (KEY_IS(KEY_SPTLRPC_CONF)) {
- rc = mdt_adapt_sptlrpc_conf(obd, 0);
- RETURN(rc);
- }
+ if (KEY_IS(KEY_SPTLRPC_CONF)) {
+ rc = tgt_adapt_sptlrpc_conf(class_exp2tgt(exp), 0);
+ RETURN(rc);
+ }
- RETURN(0);
+ RETURN(0);
}
/**
*/
if (!test_bit(MDT_FL_SYNCED, &mdt->mdt_state) && data != NULL &&
!(data->ocd_connect_flags & OBD_CONNECT_LIGHTWEIGHT)) {
- rc = obd_health_check(env, mdt->mdt_child_exp->exp_obd);
+ rc = obd_get_info(env, mdt->mdt_child_exp,
+ sizeof(KEY_OSP_CONNECTED),
+ KEY_OSP_CONNECTED, NULL, NULL, NULL);
if (rc)
RETURN(-EAGAIN);
set_bit(MDT_FL_SYNCED, &mdt->mdt_state);
rc = tgt_client_new(env, lexp);
if (rc == 0)
mdt_export_stats_init(obd, lexp, localdata);
+
+ /* For phase I, sync for cross-ref operation. */
+ lexp->exp_keep_sync = 1;
}
if (rc != 0) {
int pli_fidcount; /**< number of \a pli_fids */
};
-static int mdt_links_read(struct mdt_thread_info *info,
- struct mdt_object *mdt_obj, struct linkea_data *ldata)
+int mdt_links_read(struct mdt_thread_info *info, struct mdt_object *mdt_obj,
+ struct linkea_data *ldata)
{
int rc;
}
lsp.lsp_start = (struct lfsck_start *)(data->ioc_inlbuf1);
- lsp.lsp_namespace = mdt->mdt_namespace;
+ lsp.lsp_index_valid = 0;
rc = next->md_ops->mdo_iocontrol(&env, next, cmd, 0, &lsp);
break;
}
case OBD_IOC_STOP_LFSCK: {
- struct md_device *next = mdt->mdt_child;
+ struct md_device *next = mdt->mdt_child;
+ struct obd_ioctl_data *data = karg;
+ struct lfsck_stop stop;
+
+ stop.ls_status = LS_STOPPED;
+ /* Old lfsck utils may pass NULL @stop. */
+ if (data->ioc_inlbuf1 == NULL)
+ stop.ls_flags = 0;
+ else
+ stop.ls_flags =
+ ((struct lfsck_stop *)(data->ioc_inlbuf1))->ls_flags;
- rc = next->md_ops->mdo_iocontrol(&env, next, cmd, 0, NULL);
+ rc = next->md_ops->mdo_iocontrol(&env, next, cmd, 0, &stop);
break;
}
case OBD_IOC_GET_OBJ_VERSION: {
rc = mdt_ioc_version_get(mti, karg);
break;
}
- case OBD_IOC_CATLOGLIST:
- rc = llog_catalog_list(&env, mdt->mdt_bottom, 0, karg);
+ case OBD_IOC_CATLOGLIST: {
+ struct mdt_thread_info *mti;
+
+ mti = lu_context_key_get(&env.le_ctx, &mdt_thread_key);
+ lu_local_obj_fid(&mti->mti_tmp_fid1, LLOG_CATALOGS_OID);
+ rc = llog_catalog_list(&env, mdt->mdt_bottom, 0, karg,
+ &mti->mti_tmp_fid1);
break;
+ }
default:
rc = -EOPNOTSUPP;
CERROR("%s: Not supported cmd = %d, rc = %d\n",
GOTO(lu_fini, rc);
lprocfs_mdt_init_vars(&lvars);
- rc = class_register_type(&mdt_obd_device_ops, NULL,
- lvars.module_vars, LUSTRE_MDT_NAME,
- &mdt_device_type);
+ rc = class_register_type(&mdt_obd_device_ops, NULL, NULL,
+#ifndef HAVE_ONLY_PROCFS_SEQ
+ lvars.module_vars,
+#endif
+ LUSTRE_MDT_NAME, &mdt_device_type);
if (rc)
GOTO(mds_fini, rc);
lu_fini:
git://git.whamcloud.com / fs / lustre-release.git / blobdiff