* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
}
EXPORT_SYMBOL(llog_origin_handle_cancel);
-static int llog_catinfo_config(struct obd_device *obd, char *buf, int buf_len,
- char *client)
-{
- struct mds_obd *mds = &obd->u.mds;
- struct llog_ctxt *ctxt = llog_get_context(obd, LLOG_CONFIG_ORIG_CTXT);
- struct lvfs_run_ctxt saved;
- struct llog_handle *handle = NULL;
- char name[4][64];
- int rc, i, l, remains = buf_len;
- char *out = buf;
- ENTRY;
-
- if (ctxt == NULL || mds == NULL)
- GOTO(release_ctxt, rc = -ENODEV);
-
- push_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL);
-
- sprintf(name[0], "%s", mds->mds_profile);
- sprintf(name[1], "%s-clean", mds->mds_profile);
- sprintf(name[2], "%s", client);
- sprintf(name[3], "%s-clean", client);
-
- for (i = 0; i < 4; i++) {
- int index, uncanceled = 0;
- rc = llog_create(ctxt, &handle, NULL, name[i]);
- if (rc)
- GOTO(out_pop, rc);
- rc = llog_init_handle(handle, 0, NULL);
- if (rc) {
- llog_close(handle);
- GOTO(out_pop, rc = -ENOENT);
- }
-
- for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index ++) {
- if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap))
- uncanceled++;
- }
-
- l = snprintf(out, remains, "[Log Name]: %s\nLog Size: %llu\n"
- "Last Index: %d\nUncanceled Records: %d\n\n",
- name[i],
- i_size_read(handle->lgh_file->f_dentry->d_inode),
- handle->lgh_last_idx, uncanceled);
- out += l;
- remains -= l;
-
- llog_close(handle);
- if (remains <= 0)
- break;
- }
- GOTO(out_pop, rc);
-out_pop:
- pop_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL);
-release_ctxt:
- llog_ctxt_put(ctxt);
- return rc;
-}
-
-struct cb_data {
- struct llog_ctxt *ctxt;
- char *out;
- int remains;
- int init;
-};
-
-static int llog_catinfo_cb(struct llog_handle *cat,
- struct llog_rec_hdr *rec, void *data)
-{
- static char *out = NULL;
- static int remains = 0;
- struct llog_ctxt *ctxt = NULL;
- struct llog_handle *handle;
- struct llog_logid *logid;
- struct llog_logid_rec *lir;
- int l, rc, index, count = 0;
- struct cb_data *cbd = (struct cb_data*)data;
- ENTRY;
-
- if (cbd->init) {
- out = cbd->out;
- remains = cbd->remains;
- cbd->init = 0;
- }
-
- if (!(cat->lgh_hdr->llh_flags & LLOG_F_IS_CAT))
- RETURN(-EINVAL);
-
- if (!cbd->ctxt)
- RETURN(-ENODEV);
-
- lir = (struct llog_logid_rec *)rec;
- logid = &lir->lid_id;
- rc = llog_create(ctxt, &handle, logid, NULL);
- if (rc)
- RETURN(-EINVAL);
- rc = llog_init_handle(handle, 0, NULL);
- if (rc)
- GOTO(out_close, rc);
-
- for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index++) {
- if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap))
- count++;
- }
-
- l = snprintf(out, remains, "\t[Log ID]: #"LPX64"#"LPX64"#%08x\n"
- "\tLog Size: %llu\n\tLast Index: %d\n"
- "\tUncanceled Records: %d\n",
- logid->lgl_oid, logid->lgl_ogr, logid->lgl_ogen,
- i_size_read(handle->lgh_file->f_dentry->d_inode),
- handle->lgh_last_idx, count);
- out += l;
- remains -= l;
- cbd->out = out;
- cbd->remains = remains;
- if (remains <= 0) {
- CWARN("Not enough memory\n");
- rc = -ENOMEM;
- }
- EXIT;
-out_close:
- llog_close(handle);
- return rc;
-}
-
-static int llog_catinfo_deletions(struct obd_device *obd, char *buf,
- int buf_len)
-{
- struct mds_obd *mds = &obd->u.mds;
- struct llog_handle *handle;
- struct lvfs_run_ctxt saved;
- int size, i, count;
- struct llog_catid *idarray;
- char name[32] = CATLIST;
- struct cb_data data;
- struct llog_ctxt *ctxt = llog_get_context(obd, LLOG_CONFIG_ORIG_CTXT);
- int rc;
- ENTRY;
-
- if (ctxt == NULL || mds == NULL)
- GOTO(release_ctxt, rc = -ENODEV);
-
- count = mds->mds_lov_desc.ld_tgt_count;
- size = sizeof(*idarray) * count;
-
- OBD_VMALLOC(idarray, size);
- if (!idarray)
- GOTO(release_ctxt, rc = -ENOMEM);
-
- cfs_mutex_down(&obd->obd_olg.olg_cat_processing);
- rc = llog_get_cat_list(obd, name, 0, count, idarray);
- if (rc)
- GOTO(out_free, rc);
-
- push_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL);
-
- data.ctxt = ctxt;
- data.out = buf;
- data.remains = buf_len;
- for (i = 0; i < count; i++) {
- int l, index, uncanceled = 0;
-
- rc = llog_create(ctxt, &handle, &idarray[i].lci_logid, NULL);
- if (rc)
- GOTO(out_pop, rc);
- rc = llog_init_handle(handle, 0, NULL);
- if (rc) {
- llog_close(handle);
- GOTO(out_pop, rc = -ENOENT);
- }
- for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index++) {
- if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap))
- uncanceled++;
- }
- l = snprintf(data.out, data.remains,
- "\n[Catlog ID]: #"LPX64"#"LPX64"#%08x "
- "[Log Count]: %d\n",
- idarray[i].lci_logid.lgl_oid,
- idarray[i].lci_logid.lgl_ogr,
- idarray[i].lci_logid.lgl_ogen, uncanceled);
-
- data.out += l;
- data.remains -= l;
- data.init = 1;
-
- llog_process(handle, llog_catinfo_cb, &data, NULL);
- llog_close(handle);
-
- if (data.remains <= 0)
- break;
- }
- EXIT;
-out_pop:
- pop_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL);
-out_free:
- cfs_mutex_up(&obd->obd_olg.olg_cat_processing);
- OBD_VFREE(idarray, size);
-release_ctxt:
- llog_ctxt_put(ctxt);
- return rc;
-}
-
-int llog_catinfo(struct ptlrpc_request *req)
-{
- struct obd_export *exp = req->rq_export;
- struct obd_device *obd = exp->exp_obd;
- char *keyword;
- char *buf, *reply;
- int rc;
- ENTRY;
-
- OBD_ALLOC(buf, LLOG_CHUNK_SIZE);
- if (buf == NULL)
- RETURN(-ENOMEM);
-
- memset(buf, 0, LLOG_CHUNK_SIZE);
-
- keyword = req_capsule_client_get(&req->rq_pill, &RMF_NAME);
- LASSERT(keyword);
-
- if (strcmp(keyword, "config") == 0) {
- char *client = req_capsule_client_get(&req->rq_pill,
- &RMF_STRING);
-
- LASSERT(client);
- rc = llog_catinfo_config(obd, buf, LLOG_CHUNK_SIZE, client);
- } else if (strcmp(keyword, "deletions") == 0) {
- rc = llog_catinfo_deletions(obd, buf, LLOG_CHUNK_SIZE);
- } else {
- rc = -EOPNOTSUPP;
- }
-
- req_capsule_set_size(&req->rq_pill, &RMF_STRING, RCL_SERVER,
- LLOG_CHUNK_SIZE);
- rc = req_capsule_server_pack(&req->rq_pill);
- if (rc)
- GOTO(out_free, rc = -ENOMEM);
-
- reply = req_capsule_server_get(&req->rq_pill, &RMF_STRING);
- if (strlen(buf) == 0)
- sprintf(buf, "%s", "No log informations\n");
- memcpy(reply, buf, LLOG_CHUNK_SIZE);
- EXIT;
-out_free:
- OBD_FREE(buf, LLOG_CHUNK_SIZE);
- return rc;
-}
-
#else /* !__KERNEL__ */
int llog_origin_handle_create(struct ptlrpc_request *req)
{
git://git.whamcloud.com / fs / lustre-release.git / blobdiff