* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2012, 2015, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <lustre_param.h>
#include "lov_internal.h"
-#ifdef LPROCFS
+#ifdef CONFIG_PROC_FS
static int lov_stripesize_seq_show(struct seq_file *m, void *v)
{
struct obd_device *dev = (struct obd_device *)m->private;
LASSERT(dev != NULL);
desc = &dev->u.lov.desc;
- return seq_printf(m, LPU64"\n", desc->ld_default_stripe_size);
-}
-
-static ssize_t lov_stripesize_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
-{
- struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
- struct lov_desc *desc;
- __u64 val;
- int rc;
-
- LASSERT(dev != NULL);
- desc = &dev->u.lov.desc;
- rc = lprocfs_write_u64_helper(buffer, count, &val);
- if (rc)
- return rc;
-
- lov_fix_desc_stripe_size(&val);
- desc->ld_default_stripe_size = val;
- return count;
+ seq_printf(m, LPU64"\n", desc->ld_default_stripe_size);
+ return 0;
}
-LPROC_SEQ_FOPS(lov_stripesize);
+LPROC_SEQ_FOPS_RO(lov_stripesize);
static int lov_stripeoffset_seq_show(struct seq_file *m, void *v)
{
LASSERT(dev != NULL);
desc = &dev->u.lov.desc;
- return seq_printf(m, LPU64"\n", desc->ld_default_stripe_offset);
-}
-
-static ssize_t lov_stripeoffset_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
-{
- struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
- struct lov_desc *desc;
- __u64 val;
- int rc;
-
- LASSERT(dev != NULL);
- desc = &dev->u.lov.desc;
- rc = lprocfs_write_u64_helper(buffer, count, &val);
- if (rc)
- return rc;
-
- desc->ld_default_stripe_offset = val;
- return count;
+ seq_printf(m, LPU64"\n", desc->ld_default_stripe_offset);
+ return 0;
}
-LPROC_SEQ_FOPS(lov_stripeoffset);
+LPROC_SEQ_FOPS_RO(lov_stripeoffset);
static int lov_stripetype_seq_show(struct seq_file *m, void *v)
{
LASSERT(dev != NULL);
desc = &dev->u.lov.desc;
- return seq_printf(m, "%u\n", desc->ld_pattern);
-}
-
-static ssize_t lov_stripetype_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
-{
- struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
- struct lov_desc *desc;
- int val, rc;
-
- LASSERT(dev != NULL);
- desc = &dev->u.lov.desc;
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc)
- return rc;
-
- lov_fix_desc_pattern(&val);
- desc->ld_pattern = val;
- return count;
+ seq_printf(m, "%u\n", desc->ld_pattern);
+ return 0;
}
-LPROC_SEQ_FOPS(lov_stripetype);
+LPROC_SEQ_FOPS_RO(lov_stripetype);
static int lov_stripecount_seq_show(struct seq_file *m, void *v)
{
LASSERT(dev != NULL);
desc = &dev->u.lov.desc;
- return seq_printf(m, "%d\n",
- (__s16)(desc->ld_default_stripe_count + 1) - 1);
-}
-
-static ssize_t lov_stripecount_seq_write(struct file *file, const char *buffer,
- size_t count, loff_t *off)
-{
- struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
- struct lov_desc *desc;
- int val, rc;
-
- LASSERT(dev != NULL);
- desc = &dev->u.lov.desc;
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc)
- return rc;
-
- lov_fix_desc_stripe_count(&val);
- desc->ld_default_stripe_count = val;
- return count;
+ seq_printf(m, "%d\n",
+ (__s16)(desc->ld_default_stripe_count + 1) - 1);
+ return 0;
}
-LPROC_SEQ_FOPS(lov_stripecount);
+LPROC_SEQ_FOPS_RO(lov_stripecount);
static int lov_numobd_seq_show(struct seq_file *m, void *v)
{
LASSERT(dev != NULL);
desc = &dev->u.lov.desc;
- return seq_printf(m, "%u\n", desc->ld_tgt_count);
+ seq_printf(m, "%u\n", desc->ld_tgt_count);
+ return 0;
}
LPROC_SEQ_FOPS_RO(lov_numobd);
LASSERT(dev != NULL);
desc = &dev->u.lov.desc;
- return seq_printf(m, "%u\n", desc->ld_active_tgt_count);
+ seq_printf(m, "%u\n", desc->ld_active_tgt_count);
+ return 0;
}
LPROC_SEQ_FOPS_RO(lov_activeobd);
LASSERT(dev != NULL);
lov = &dev->u.lov;
- return seq_printf(m, "%s\n", lov->desc.ld_uuid.uuid);
+ seq_printf(m, "%s\n", lov->desc.ld_uuid.uuid);
+ return 0;
}
LPROC_SEQ_FOPS_RO(lov_desc_uuid);
static int lov_tgt_seq_show(struct seq_file *p, void *v)
{
struct lov_tgt_desc *tgt = v;
- return seq_printf(p, "%d: %s %sACTIVE\n", tgt->ltd_index,
- obd_uuid2str(&tgt->ltd_uuid),
- tgt->ltd_active ? "" : "IN");
+ seq_printf(p, "%d: %s %sACTIVE\n", tgt->ltd_index,
+ obd_uuid2str(&tgt->ltd_uuid),
+ tgt->ltd_active ? "" : "IN");
+ return 0;
}
-struct seq_operations lov_tgt_sops = {
+static const struct seq_operations lov_tgt_sops = {
.start = lov_tgt_seq_start,
.stop = lov_tgt_seq_stop,
.next = lov_tgt_seq_next,
struct seq_file *seq;
int rc;
- LPROCFS_ENTRY_CHECK(PDE(inode));
+ rc = LPROCFS_ENTRY_CHECK(inode);
+ if (rc < 0)
+ return rc;
+
rc = seq_open(file, &lov_tgt_sops);
if (rc)
return rc;
LPROC_SEQ_FOPS_RO_TYPE(lov, kbytesfree);
LPROC_SEQ_FOPS_RO_TYPE(lov, kbytesavail);
-struct lprocfs_seq_vars lprocfs_lov_obd_vars[] = {
- { "uuid", &lov_uuid_fops },
- { "stripesize", &lov_stripesize_fops },
- { "stripeoffset", &lov_stripeoffset_fops },
- { "stripecount", &lov_stripecount_fops },
- { "stripetype", &lov_stripetype_fops },
- { "numobd", &lov_numobd_fops },
- { "activeobd", &lov_activeobd_fops },
- { "filestotal", &lov_filestotal_fops },
- { "filesfree", &lov_filesfree_fops },
- { "blocksize", &lov_blksize_fops },
- { "kbytestotal", &lov_kbytestotal_fops },
- { "kbytesfree", &lov_kbytesfree_fops },
- { "kbytesavail", &lov_kbytesavail_fops },
- { "desc_uuid", &lov_desc_uuid_fops },
- { 0 }
+struct lprocfs_vars lprocfs_lov_obd_vars[] = {
+ { .name = "uuid",
+ .fops = &lov_uuid_fops },
+ { .name = "stripesize",
+ .fops = &lov_stripesize_fops },
+ { .name = "stripeoffset",
+ .fops = &lov_stripeoffset_fops },
+ { .name = "stripecount",
+ .fops = &lov_stripecount_fops },
+ { .name = "stripetype",
+ .fops = &lov_stripetype_fops },
+ { .name = "numobd",
+ .fops = &lov_numobd_fops },
+ { .name = "activeobd",
+ .fops = &lov_activeobd_fops },
+ { .name = "filestotal",
+ .fops = &lov_filestotal_fops },
+ { .name = "filesfree",
+ .fops = &lov_filesfree_fops },
+ { .name = "blocksize",
+ .fops = &lov_blksize_fops },
+ { .name = "kbytestotal",
+ .fops = &lov_kbytestotal_fops },
+ { .name = "kbytesfree",
+ .fops = &lov_kbytesfree_fops },
+ { .name = "kbytesavail",
+ .fops = &lov_kbytesavail_fops },
+ { .name = "desc_uuid",
+ .fops = &lov_desc_uuid_fops },
+ { NULL }
};
struct file_operations lov_proc_target_fops = {
.llseek = seq_lseek,
.release = lprocfs_seq_release,
};
-#endif /* LPROCFS */
+#endif /* CONFIG_PROC_FS */