diff options
Diffstat (limited to 'drivers/staging/lustre/lustre/lmv/lproc_lmv.c')
| -rw-r--r-- | drivers/staging/lustre/lustre/lmv/lproc_lmv.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/drivers/staging/lustre/lustre/lmv/lproc_lmv.c b/drivers/staging/lustre/lustre/lmv/lproc_lmv.c deleted file mode 100644 index 30727b7acccc..000000000000 --- a/drivers/staging/lustre/lustre/lmv/lproc_lmv.c +++ /dev/null @@ -1,173 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * GPL HEADER START - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * 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. - * - * 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). - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; If not, see - * http://www.gnu.org/licenses/gpl-2.0.html - * - * GPL HEADER END - */ -/* - * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. - * Use is subject to license terms. - * - * Copyright (c) 2012, Intel Corporation. - */ -/* - * This file is part of Lustre, http://www.lustre.org/ - * Lustre is a trademark of Sun Microsystems, Inc. - */ - -#define DEBUG_SUBSYSTEM S_CLASS - -#include <linux/seq_file.h> -#include <linux/statfs.h> -#include <lprocfs_status.h> -#include <obd_class.h> -#include "lmv_internal.h" - -static ssize_t numobd_show(struct kobject *kobj, struct attribute *attr, - char *buf) -{ - struct obd_device *dev = container_of(kobj, struct obd_device, - obd_kobj); - struct lmv_desc *desc; - - desc = &dev->u.lmv.desc; - return sprintf(buf, "%u\n", desc->ld_tgt_count); -} -LUSTRE_RO_ATTR(numobd); - -static ssize_t activeobd_show(struct kobject *kobj, struct attribute *attr, - char *buf) -{ - struct obd_device *dev = container_of(kobj, struct obd_device, - obd_kobj); - struct lmv_desc *desc; - - desc = &dev->u.lmv.desc; - return sprintf(buf, "%u\n", desc->ld_active_tgt_count); -} -LUSTRE_RO_ATTR(activeobd); - -static int lmv_desc_uuid_seq_show(struct seq_file *m, void *v) -{ - struct obd_device *dev = (struct obd_device *)m->private; - struct lmv_obd *lmv; - - LASSERT(dev); - lmv = &dev->u.lmv; - seq_printf(m, "%s\n", lmv->desc.ld_uuid.uuid); - return 0; -} - -LPROC_SEQ_FOPS_RO(lmv_desc_uuid); - -static void *lmv_tgt_seq_start(struct seq_file *p, loff_t *pos) -{ - struct obd_device *dev = p->private; - struct lmv_obd *lmv = &dev->u.lmv; - - while (*pos < lmv->tgts_size) { - if (lmv->tgts[*pos]) - return lmv->tgts[*pos]; - ++*pos; - } - - return NULL; -} - -static void lmv_tgt_seq_stop(struct seq_file *p, void *v) -{ -} - -static void *lmv_tgt_seq_next(struct seq_file *p, void *v, loff_t *pos) -{ - struct obd_device *dev = p->private; - struct lmv_obd *lmv = &dev->u.lmv; - - ++*pos; - while (*pos < lmv->tgts_size) { - if (lmv->tgts[*pos]) - return lmv->tgts[*pos]; - ++*pos; - } - - return NULL; -} - -static int lmv_tgt_seq_show(struct seq_file *p, void *v) -{ - struct lmv_tgt_desc *tgt = v; - - if (!tgt) - return 0; - seq_printf(p, "%u: %s %sACTIVE\n", - tgt->ltd_idx, tgt->ltd_uuid.uuid, - tgt->ltd_active ? "" : "IN"); - return 0; -} - -static const struct seq_operations lmv_tgt_sops = { - .start = lmv_tgt_seq_start, - .stop = lmv_tgt_seq_stop, - .next = lmv_tgt_seq_next, - .show = lmv_tgt_seq_show, -}; - -static int lmv_target_seq_open(struct inode *inode, struct file *file) -{ - struct seq_file *seq; - int rc; - - rc = seq_open(file, &lmv_tgt_sops); - if (rc) - return rc; - - seq = file->private_data; - seq->private = inode->i_private; - - return 0; -} - -static struct lprocfs_vars lprocfs_lmv_obd_vars[] = { - { "desc_uuid", &lmv_desc_uuid_fops, NULL, 0 }, - { NULL } -}; - -const struct file_operations lmv_proc_target_fops = { - .owner = THIS_MODULE, - .open = lmv_target_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release, -}; - -static struct attribute *lmv_attrs[] = { - &lustre_attr_activeobd.attr, - &lustre_attr_numobd.attr, - NULL, -}; - -static const struct attribute_group lmv_attr_group = { - .attrs = lmv_attrs, -}; - -void lprocfs_lmv_init_vars(struct lprocfs_static_vars *lvars) -{ - lvars->sysfs_vars = &lmv_attr_group; - lvars->obd_vars = lprocfs_lmv_obd_vars; -} |