* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, Whamcloud, Inc.
+ * Copyright (c) 2011, 2013, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#ifdef LPROCFS
-static int lprocfs_mgs_rd_mntdev(char *page, char **start, off_t off, int count,
- int *eof, void *data)
-{
- struct obd_device *obd = (struct obd_device *)data;
-
- LASSERT(obd != NULL);
-#if 0
- /* will be fixed in the subsequent patch */
- LASSERT(mnt_get_devname(obd->u.mgs.mgs_vfsmnt));
- *eof = 1;
-
- return snprintf(page, count, "%s\n",
- mnt_get_devname(obd->u.mgs.mgs_vfsmnt));
-#else
- return 0;
-#endif
-}
-
static int mgs_fs_seq_show(struct seq_file *seq, void *v)
{
struct obd_device *obd = seq->private;
struct mgs_device *mgs;
- cfs_list_t dentry_list;
- struct l_linux_dirent *dirent, *n;
+ cfs_list_t list;
+ struct mgs_direntry *dirent, *n;
struct lu_env env;
int rc, len;
ENTRY;
if (rc)
RETURN(rc);
- rc = class_dentry_readdir(&env, mgs, &dentry_list);
+ rc = class_dentry_readdir(&env, mgs, &list);
if (rc) {
CERROR("Can't read config dir\n");
GOTO(out, rc);
}
- cfs_list_for_each_entry_safe(dirent, n, &dentry_list, lld_list) {
- cfs_list_del(&dirent->lld_list);
- len = strlen(dirent->lld_name);
- if ((len > 7) && (strncmp(dirent->lld_name + len - 7, "-client",
- len) == 0)) {
- seq_printf(seq, "%.*s\n", len - 7, dirent->lld_name);
- }
- OBD_FREE(dirent, sizeof(*dirent));
+ cfs_list_for_each_entry_safe(dirent, n, &list, list) {
+ cfs_list_del(&dirent->list);
+ len = strlen(dirent->name);
+ if (len > 7 &&
+ strncmp(dirent->name + len - 7, "-client", len) == 0)
+ seq_printf(seq, "%.*s\n", len - 7, dirent->name);
+ mgs_direntry_free(dirent);
}
out:
static int mgsself_srpc_seq_show(struct seq_file *seq, void *v)
{
- struct obd_device *obd = seq->private;
- struct mgs_device *mgs;
- struct fs_db *fsdb;
- struct lu_env env;
- int rc;
-
- LASSERT(obd != NULL);
- LASSERT(obd->obd_lu_dev != NULL);
- mgs = lu2mgs_dev(obd->obd_lu_dev);
-
- rc = lu_env_init(&env, LCT_MG_THREAD);
- if (rc)
- return rc;
+ struct obd_device *obd = seq->private;
+ struct mgs_device *mgs = lu2mgs_dev(obd->obd_lu_dev);
+ struct lu_target *tgt = &mgs->mgs_lut;
- rc = mgs_find_or_make_fsdb(&env, mgs, MGSSELF_NAME, &fsdb);
- if (rc)
- goto out;
+ read_lock(&tgt->lut_sptlrpc_lock);
+ seq_show_srpc_rules(seq, MGSSELF_NAME, &tgt->lut_sptlrpc_rset);
+ read_unlock(&tgt->lut_sptlrpc_lock);
- cfs_mutex_lock(&fsdb->fsdb_mutex);
- seq_show_srpc_rules(seq, fsdb->fsdb_name, &fsdb->fsdb_srpc_gen);
- cfs_mutex_unlock(&fsdb->fsdb_mutex);
-
-out:
- lu_env_fini(&env);
return 0;
}
LPROC_SEQ_FOPS_RO(mgsself_srpc);
-int lproc_mgs_setup(struct mgs_device *mgs)
+int lproc_mgs_setup(struct mgs_device *mgs, const char *osd_name)
{
struct obd_device *obd = mgs->mgs_obd;
- int rc;
+ struct obd_device *osd_obd = mgs->mgs_bottom->dd_lu_dev.ld_obd;
+ int osd_len = strlen(osd_name) - strlen("-osd");
+ int rc;
+ struct lprocfs_static_vars lvars;
+
+ lprocfs_mgs_init_vars(&lvars);
+ rc = lprocfs_obd_setup(obd, lvars.obd_vars);
+ if (rc != 0)
+ GOTO(out, rc);
rc = lprocfs_obd_seq_create(obd, "filesystems", 0444,
&mgs_fs_fops, obd);
- rc = lprocfs_obd_seq_create(obd, "srpc_rules", 0600,
- &mgsself_srpc_fops, obd);
+ if (rc != 0)
+ GOTO(out, rc);
+
+ rc = lprocfs_obd_seq_create(obd, "srpc_rules", 0400,
+ &mgsself_srpc_fops, obd);
+ if (rc != 0)
+ GOTO(out, rc);
mgs->mgs_proc_live = lprocfs_register("live", obd->obd_proc_entry,
NULL, NULL);
if (IS_ERR(mgs->mgs_proc_live)) {
rc = PTR_ERR(mgs->mgs_proc_live);
- CERROR("error %d setting up lprocfs for %s\n", rc, "live");
mgs->mgs_proc_live = NULL;
+ GOTO(out, rc);
}
obd->obd_proc_exports_entry = lprocfs_register("exports",
NULL, NULL);
if (IS_ERR(obd->obd_proc_exports_entry)) {
rc = PTR_ERR(obd->obd_proc_exports_entry);
- CERROR("error %d setting up lprocfs for %s\n", rc, "exports");
obd->obd_proc_exports_entry = NULL;
+ GOTO(out, rc);
}
- return rc;
+ mgs->mgs_proc_osd = lprocfs_add_symlink("osd",
+ obd->obd_proc_entry,
+ "../../%s/%.*s",
+ osd_obd->obd_type->typ_name,
+ osd_len, /* Strip "-osd". */
+ osd_name);
+ if (mgs->mgs_proc_osd == NULL)
+ GOTO(out, rc = -ENOMEM);
+
+ mgs->mgs_proc_mntdev = lprocfs_add_symlink("mntdev",
+ obd->obd_proc_entry,
+ "osd/mntdev");
+ if (mgs->mgs_proc_mntdev == NULL)
+ GOTO(out, rc = -ENOMEM);
+
+ mgs->mgs_proc_fstype = lprocfs_add_symlink("fstype",
+ obd->obd_proc_entry,
+ "osd/fstype");
+ if (mgs->mgs_proc_fstype == NULL)
+ GOTO(out, rc = -ENOMEM);
+
+out:
+ if (rc != 0)
+ lproc_mgs_cleanup(mgs);
+
+ return rc;
}
-int lproc_mgs_cleanup(struct mgs_device *mgs)
+void lproc_mgs_cleanup(struct mgs_device *mgs)
{
struct obd_device *obd = mgs->mgs_obd;
- if (!obd)
- return -EINVAL;
+ if (obd == NULL)
+ return;
+
+ if (mgs->mgs_proc_osd != NULL)
+ lprocfs_remove(&mgs->mgs_proc_osd);
+
+ if (mgs->mgs_proc_fstype != NULL)
+ lprocfs_remove(&mgs->mgs_proc_fstype);
+
+ if (mgs->mgs_proc_mntdev != NULL)
+ lprocfs_remove(&mgs->mgs_proc_mntdev);
+
+ if (mgs->mgs_proc_live != NULL) {
+ /* Should be no live entries */
+ LASSERT(mgs->mgs_proc_live->subdir == NULL);
+ lprocfs_remove(&mgs->mgs_proc_live);
+ mgs->mgs_proc_live = NULL;
+ }
- if (mgs->mgs_proc_live) {
- /* Should be no live entries */
- LASSERT(mgs->mgs_proc_live->subdir == NULL);
- lprocfs_remove(&mgs->mgs_proc_live);
- mgs->mgs_proc_live = NULL;
- }
lprocfs_free_per_client_stats(obd);
+ lprocfs_obd_cleanup(obd);
lprocfs_free_obd_stats(obd);
lprocfs_free_md_stats(obd);
-
- return lprocfs_obd_cleanup(obd);
}
static int mgs_live_seq_show(struct seq_file *seq, void *v)
struct mgs_tgt_srpc_conf *srpc_tgt;
int i;
- cfs_mutex_lock(&fsdb->fsdb_mutex);
+ mutex_lock(&fsdb->fsdb_mutex);
seq_printf(seq, "fsname: %s\n", fsdb->fsdb_name);
seq_printf(seq, "flags: %#lx gen: %d\n",
fsdb->fsdb_flags, fsdb->fsdb_gen);
for (i = 0; i < INDEX_MAP_SIZE * 8; i++)
- if (cfs_test_bit(i, fsdb->fsdb_mdt_index_map))
+ if (test_bit(i, fsdb->fsdb_mdt_index_map))
seq_printf(seq, "%s-MDT%04x\n", fsdb->fsdb_name, i);
for (i = 0; i < INDEX_MAP_SIZE * 8; i++)
- if (cfs_test_bit(i, fsdb->fsdb_ost_index_map))
+ if (test_bit(i, fsdb->fsdb_ost_index_map))
seq_printf(seq, "%s-OST%04x\n", fsdb->fsdb_name, i);
seq_printf(seq, "\nSecure RPC Config Rules:\n");
lprocfs_rd_ir_state(seq, fsdb);
- cfs_mutex_unlock(&fsdb->fsdb_mutex);
+ mutex_unlock(&fsdb->fsdb_mutex);
return 0;
}
if (!mgs->mgs_proc_live)
return 0;
- rc = lprocfs_seq_create(mgs->mgs_proc_live, fsdb->fsdb_name, 0444,
- &mgs_live_fops, fsdb);
+ rc = lprocfs_seq_create(mgs->mgs_proc_live, fsdb->fsdb_name, 0644,
+ &mgs_live_fops, fsdb);
return 0;
}
if (!mgs->mgs_proc_live)
return 0;
- lprocfs_remove_proc_entry(fsdb->fsdb_name, mgs->mgs_proc_live);
+ /* didn't create the proc file for MGSSELF_NAME */
+ if (!test_bit(FSDB_MGS_SELF, &fsdb->fsdb_flags))
+ lprocfs_remove_proc_entry(fsdb->fsdb_name, mgs->mgs_proc_live);
return 0;
}
struct lprocfs_vars lprocfs_mgs_obd_vars[] = {
{ "uuid", lprocfs_rd_uuid, 0, 0 },
- { "fstype", lprocfs_rd_fstype, 0, 0 },
- { "mntdev", lprocfs_mgs_rd_mntdev, 0, 0 },
{ "num_exports", lprocfs_rd_num_exports, 0, 0 },
{ "hash_stats", lprocfs_obd_rd_hash, 0, 0 },
{ "evict_client", 0, lprocfs_wr_evict_client, 0 },