/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * lustre/mdd/mdd_lov.c
- * Lustre Metadata Server (mds) handling of striped file data
+ * GPL HEADER START
*
- * Copyright (C) 2001-2006 Cluster File Systems, Inc.
- * Author: Peter Braam <braam@clusterfs.com>
- * wangdi <wangdi@clusterfs.com>
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * This file is part of the Lustre file system, http://www.lustre.org
- * Lustre is a trademark of Cluster File Systems, Inc.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
*
- * You may have signed or agreed to another license before downloading
- * this software. If so, you are bound by the terms and conditions
- * of that agreement, and the following does not apply to you. See the
- * LICENSE file included with this distribution for more information.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
*
- * If you did not agree to a different license, then this copy of Lustre
- * is open source software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
+ * 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
*
- * In either case, Lustre is distributed in the hope that it will be
- * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * license text for more details.
+ * 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.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
*/
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lustre/mdd/mdd_lov.c
+ *
+ * Lustre Metadata Server (mds) handling of striped file data
+ *
+ * Author: Peter Braam <braam@clusterfs.com>
+ * Author: wangdi <wangdi@clusterfs.com>
+ */
+
#ifndef EXPORT_SYMTAB
# define EXPORT_SYMTAB
#endif
LASSERT(S_ISDIR(mdd_object_type(obj)));
lum = (struct lov_user_md*)buf->lb_buf;
- /* if { size, offset, count } = { 0, -1, 0 } (i.e. all default
+ /* if { size, offset, count } = { 0, -1, 0 } and no pool (i.e. all default
* values specified) then delete default striping from dir. */
- if ((lum->lmm_stripe_size == 0 && lum->lmm_stripe_count == 0 &&
- lum->lmm_stripe_offset == (typeof(lum->lmm_stripe_offset))(-1)) ||
- /* lmm_stripe_size == -1 is deprecated in 1.4.6 */
- lum->lmm_stripe_size == (typeof(lum->lmm_stripe_size))(-1)){
+ if (lum->lmm_stripe_size == 0 && lum->lmm_stripe_count == 0 &&
+ lum->lmm_stripe_offset == (typeof(lum->lmm_stripe_offset))(-1) &&
+ lum->lmm_magic != LOV_USER_MAGIC_V3) {
rc = mdd_xattr_set_txn(env, obj, &LU_BUF_NULL,
MDS_LOV_MD_NAME, 0, handle);
if (rc == -ENODATA)
if (rc)
RETURN(rc);
- if ((uc->mu_fsuid != tmp_la->la_uid) && !mdd_capable(uc, CAP_FOWNER))
+ if ((uc->mu_fsuid != tmp_la->la_uid) &&
+ !mdd_capable(uc, CFS_CAP_FOWNER))
rc = mdd_permission_internal_locked(env, obj, tmp_la,
MAY_WRITE);
if (lmmp == NULL && lmm_size == 0) {
struct mdd_device *mdd = mdd_obj2mdd_dev(child);
struct lov_mds_md *lmm = mdd_max_lmm_get(env, mdd);
- int size = sizeof(*lmm);
+ int size = sizeof(struct lov_mds_md_v3);
/* Get parent dir stripe and set */
if (pobj != NULL)
return fid_flatten(fid);
}
+static void mdd_lov_update_objids(struct obd_device *obd, struct lov_mds_md *lmm)
+{
+ struct mds_obd *mds = &obd->u.mds;
+ int j;
+ struct lov_ost_data_v1 *lmm_objects;
+ ENTRY;
+
+ /* if we create file without objects - lmm is NULL */
+ if (lmm == NULL)
+ return;
+
+ if (le32_to_cpu(lmm->lmm_magic) == LOV_MAGIC_V3)
+ lmm_objects = ((struct lov_mds_md_v3 *)lmm)->lmm_objects;
+ else
+ lmm_objects = lmm->lmm_objects;
+
+ for (j = 0; j < le32_to_cpu(lmm->lmm_stripe_count); j++) {
+ int i = le32_to_cpu(lmm_objects[j].l_ost_idx);
+ obd_id id = le64_to_cpu(lmm_objects[j].l_object_id);
+ int page = i / OBJID_PER_PAGE();
+ int idx = i % OBJID_PER_PAGE();
+ obd_id *data = mds->mds_lov_page_array[page];
+
+ CDEBUG(D_INODE,"update last object for ost %d - new %llu"
+ " old %llu\n", i, id, data[idx]);
+ if (id > data[idx]) {
+ data[idx] = id;
+ cfs_bitmap_set(mds->mds_lov_page_dirty, page);
+ }
+ }
+ EXIT;
+}
+
void mdd_lov_objid_update(struct mdd_device *mdd, struct lov_mds_md *lmm)
{
- mds_lov_update_objids(mdd->mdd_obd_dev, lmm);
+ mdd_lov_update_objids(mdd->mdd_obd_dev, lmm);
}
void mdd_lov_create_finish(const struct lu_env *env, struct mdd_device *mdd,
RETURN(rc);
}
+int mdd_log_op_unlink(struct obd_device *obd,
+ struct lov_mds_md *lmm, int lmm_size,
+ struct llog_cookie *logcookies, int cookies_size)
+{
+ struct mds_obd *mds = &obd->u.mds;
+ struct lov_stripe_md *lsm = NULL;
+ struct llog_unlink_rec *lur;
+ struct llog_ctxt *ctxt;
+ int rc;
+ ENTRY;
+
+ if (IS_ERR(mds->mds_osc_obd))
+ RETURN(PTR_ERR(mds->mds_osc_obd));
+
+ rc = obd_unpackmd(mds->mds_osc_exp, &lsm, lmm, lmm_size);
+ if (rc < 0)
+ RETURN(rc);
+ rc = obd_checkmd(mds->mds_osc_exp, obd->obd_self_export, lsm);
+ if (rc)
+ GOTO(out, rc);
+ /* first prepare unlink log record */
+ OBD_ALLOC(lur, sizeof(*lur));
+ if (!lur)
+ GOTO(out, rc = -ENOMEM);
+ lur->lur_hdr.lrh_len = lur->lur_tail.lrt_len = sizeof(*lur);
+ lur->lur_hdr.lrh_type = MDS_UNLINK_REC;
+
+ ctxt = llog_get_context(obd, LLOG_MDS_OST_ORIG_CTXT);
+ rc = llog_add(ctxt, &lur->lur_hdr, lsm, logcookies,
+ cookies_size / sizeof(struct llog_cookie));
+ llog_ctxt_put(ctxt);
+
+ OBD_FREE(lur, sizeof(*lur));
+out:
+ obd_free_memmd(mds->mds_osc_exp, &lsm);
+ RETURN(rc);
+}
int mdd_unlink_log(const struct lu_env *env, struct mdd_device *mdd,
struct mdd_object *mdd_cobj, struct md_attr *ma)
LASSERT(ma->ma_valid & MA_LOV);
if ((ma->ma_cookie_size > 0) &&
- (mds_log_op_unlink(obd, ma->ma_lmm, ma->ma_lmm_size,
+ (mdd_log_op_unlink(obd, ma->ma_lmm, ma->ma_lmm_size,
ma->ma_cookie, ma->ma_cookie_size) > 0)) {
ma->ma_valid |= MA_COOKIE;
}
return 0;
}
+int mdd_log_op_setattr(struct obd_device *obd, __u32 uid, __u32 gid,
+ struct lov_mds_md *lmm, int lmm_size,
+ struct llog_cookie *logcookies, int cookies_size)
+{
+ struct mds_obd *mds = &obd->u.mds;
+ struct lov_stripe_md *lsm = NULL;
+ struct llog_setattr_rec *lsr;
+ struct llog_ctxt *ctxt;
+ int rc;
+ ENTRY;
+
+ if (IS_ERR(mds->mds_osc_obd))
+ RETURN(PTR_ERR(mds->mds_osc_obd));
+
+ rc = obd_unpackmd(mds->mds_osc_exp, &lsm, lmm, lmm_size);
+ if (rc < 0)
+ RETURN(rc);
+
+ rc = obd_checkmd(mds->mds_osc_exp, obd->obd_self_export, lsm);
+ if (rc)
+ GOTO(out, rc);
+
+ OBD_ALLOC(lsr, sizeof(*lsr));
+ if (!lsr)
+ GOTO(out, rc = -ENOMEM);
+
+ /* prepare setattr log record */
+ lsr->lsr_hdr.lrh_len = lsr->lsr_tail.lrt_len = sizeof(*lsr);
+ lsr->lsr_hdr.lrh_type = MDS_SETATTR_REC;
+ lsr->lsr_uid = uid;
+ lsr->lsr_gid = gid;
+
+ /* write setattr log */
+ ctxt = llog_get_context(obd, LLOG_MDS_OST_ORIG_CTXT);
+ rc = llog_add(ctxt, &lsr->lsr_hdr, lsm, logcookies,
+ cookies_size / sizeof(struct llog_cookie));
+
+ llog_ctxt_put(ctxt);
+
+ OBD_FREE(lsr, sizeof(*lsr));
+ out:
+ obd_free_memmd(mds->mds_osc_exp, &lsm);
+ RETURN(rc);
+}
+
int mdd_setattr_log(const struct lu_env *env, struct mdd_device *mdd,
const struct md_attr *ma,
struct lov_mds_md *lmm, int lmm_size,
CDEBUG(D_INFO, "setattr llog for uid/gid=%lu/%lu\n",
(unsigned long)ma->ma_attr.la_uid,
(unsigned long)ma->ma_attr.la_gid);
- return mds_log_op_setattr(obd, ma->ma_attr.la_uid,
+ return mdd_log_op_setattr(obd, ma->ma_attr.la_uid,
ma->ma_attr.la_gid, lmm,
lmm_size, logcookies,
cookies_size);
return 0;
}
+static int mdd_osc_setattr_async(struct obd_device *obd, __u32 uid, __u32 gid,
+ struct lov_mds_md *lmm, int lmm_size,
+ struct llog_cookie *logcookies, __u64 id, __u32 gen,
+ struct obd_capa *oc)
+{
+ struct mds_obd *mds = &obd->u.mds;
+ struct obd_trans_info oti = { 0 };
+ struct obd_info oinfo = { { { 0 } } };
+ int rc;
+ ENTRY;
+
+ if (OBD_FAIL_CHECK(OBD_FAIL_MDS_OST_SETATTR))
+ RETURN(0);
+
+ /* first get memory EA */
+ OBDO_ALLOC(oinfo.oi_oa);
+ if (!oinfo.oi_oa)
+ RETURN(-ENOMEM);
+
+ LASSERT(lmm);
+
+ rc = obd_unpackmd(mds->mds_osc_exp, &oinfo.oi_md, lmm, lmm_size);
+ if (rc < 0) {
+ CERROR("Error unpack md %p for inode "LPU64"\n", lmm, id);
+ GOTO(out, rc);
+ }
+
+ rc = obd_checkmd(mds->mds_osc_exp, obd->obd_self_export, oinfo.oi_md);
+ if (rc) {
+ CERROR("Error revalidate lsm %p \n", oinfo.oi_md);
+ GOTO(out, rc);
+ }
+
+ /* then fill oa */
+ oinfo.oi_oa->o_uid = uid;
+ oinfo.oi_oa->o_gid = gid;
+ oinfo.oi_oa->o_id = oinfo.oi_md->lsm_object_id;
+ oinfo.oi_oa->o_gr = oinfo.oi_md->lsm_object_gr;
+ oinfo.oi_oa->o_valid |= OBD_MD_FLID | OBD_MD_FLGROUP |
+ OBD_MD_FLUID | OBD_MD_FLGID;
+ if (logcookies) {
+ oinfo.oi_oa->o_valid |= OBD_MD_FLCOOKIE;
+ oti.oti_logcookies = logcookies;
+ }
+
+ oinfo.oi_oa->o_fid = id;
+ oinfo.oi_oa->o_generation = gen;
+ oinfo.oi_oa->o_valid |= OBD_MD_FLFID | OBD_MD_FLGENER;
+ oinfo.oi_capa = oc;
+
+ /* do async setattr from mds to ost not waiting for responses. */
+ rc = obd_setattr_async(mds->mds_osc_exp, &oinfo, &oti, NULL);
+ if (rc)
+ CDEBUG(D_INODE, "mds to ost setattr objid 0x"LPX64
+ " on ost error %d\n", oinfo.oi_md->lsm_object_id, rc);
+out:
+ if (oinfo.oi_md)
+ obd_free_memmd(mds->mds_osc_exp, &oinfo.oi_md);
+ OBDO_FREE(oinfo.oi_oa);
+ RETURN(rc);
+}
+
int mdd_lov_setattr_async(const struct lu_env *env, struct mdd_object *obj,
struct lov_mds_md *lmm, int lmm_size,
struct llog_cookie *logcookies)
if (IS_ERR(oc))
oc = NULL;
- rc = mds_osc_setattr_async(obd, tmp_la->la_uid, tmp_la->la_gid, lmm,
+ rc = mdd_osc_setattr_async(obd, tmp_la->la_uid, tmp_la->la_gid, lmm,
lmm_size, logcookies, fid_seq(fid),
fid_oid(fid), oc);
RETURN(rc);
}
-