* Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, 2014 Intel Corporation.
+ * Copyright (c) 2012, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_seqs_seq_show(struct seq_file *m, void *data)
+static ssize_t seqs_allocated_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *obd = m->private;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, "%u\n", ofd->ofd_seq_count);
-}
-LPROC_SEQ_FOPS_RO(ofd_seqs);
-
-/**
- * Show estimate of total amount of dirty data on clients.
- *
- * \param[in] m seq_file handle
- * \param[in] data unused for single entry
- *
- * \retval 0 on success
- * \retval negative value on error
- */
-static int ofd_tot_dirty_seq_show(struct seq_file *m, void *data)
-{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd;
-
- LASSERT(obd != NULL);
- ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, LPU64"\n", ofd->ofd_tot_dirty);
-}
-LPROC_SEQ_FOPS_RO(ofd_tot_dirty);
-
-/**
- * Show total amount of space granted to clients.
- *
- * \param[in] m seq_file handle
- * \param[in] data unused for single entry
- *
- * \retval 0 on success
- * \retval negative value on error
- */
-static int ofd_tot_granted_seq_show(struct seq_file *m, void *data)
-{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd;
-
- LASSERT(obd != NULL);
- ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, LPU64"\n", ofd->ofd_tot_granted);
-}
-LPROC_SEQ_FOPS_RO(ofd_tot_granted);
-
-/**
- * Show total amount of space used by IO in progress.
- *
- * \param[in] m seq_file handle
- * \param[in] data unused for single entry
- *
- * \retval 0 on success
- * \retval negative value on error
- */
-static int ofd_tot_pending_seq_show(struct seq_file *m, void *data)
-{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd;
-
- LASSERT(obd != NULL);
- ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, LPU64"\n", ofd->ofd_tot_pending);
+ return sprintf(buf, "%u\n", ofd->ofd_seq_count);
}
-LPROC_SEQ_FOPS_RO(ofd_tot_pending);
+LUSTRE_RO_ATTR(seqs_allocated);
/**
* Show total number of grants for precreate.
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_grant_precreate_seq_show(struct seq_file *m, void *data)
-{
- struct obd_device *obd = m->private;
-
- LASSERT(obd != NULL);
- return seq_printf(m, "%ld\n",
- obd->obd_self_export->exp_filter_data.fed_grant);
-}
-LPROC_SEQ_FOPS_RO(ofd_grant_precreate);
-
-/**
- * Show total amount of free space reserved for grants.
- *
- * \param[in] m seq_file handle
- * \param[in] data unused for single entry
- *
- * \retval 0 on success
- * \retval negative value on error
- */
-static int ofd_grant_ratio_seq_show(struct seq_file *m, void *data)
+static ssize_t grant_precreate_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
- LASSERT(obd != NULL);
- ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, "%d%%\n",
- (int) ofd_grant_reserved(ofd, 100));
+ return sprintf(buf, "%ld\n",
+ obd->obd_self_export->exp_target_data.ted_grant);
}
-
-/**
- * Change amount of free space reserved for grants.
- *
- * \param[in] file proc file
- * \param[in] buffer string which represents maximum number
- * \param[in] count \a buffer length
- * \param[in] off unused for single entry
- *
- * \retval \a count on success
- * \retval negative number on error
- */
-static ssize_t
-ofd_grant_ratio_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
-{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- int val;
- int rc;
-
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc)
- return rc;
-
- if (val > 100 || val < 0)
- return -EINVAL;
-
- if (val == 0)
- CWARN("%s: disabling grant error margin\n", obd->obd_name);
- if (val > 50)
- CWARN("%s: setting grant error margin >50%%, be warned that "
- "a huge part of the free space is now reserved for "
- "grants\n", obd->obd_name);
-
- spin_lock(&ofd->ofd_grant_lock);
- ofd->ofd_grant_ratio = ofd_grant_ratio_conv(val);
- spin_unlock(&ofd->ofd_grant_lock);
- return count;
-}
-LPROC_SEQ_FOPS(ofd_grant_ratio);
+LUSTRE_RO_ATTR(grant_precreate);
/**
* Show number of precreates allowed in a single transaction.
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_precreate_batch_seq_show(struct seq_file *m, void *data)
+static ssize_t precreate_batch_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- LASSERT(obd != NULL);
- ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, "%d\n", ofd->ofd_precreate_batch);
+ return sprintf(buf, "%d\n", ofd->ofd_precreate_batch);
}
/**
* \retval \a count on success
* \retval negative number on error
*/
-static ssize_t
-ofd_precreate_batch_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t precreate_batch_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- int val;
+ unsigned int val;
int rc;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtouint(buffer, 0, &val);
if (rc)
return rc;
- if (val < 1)
+ if (val < 1 || val > 65536)
return -EINVAL;
spin_lock(&ofd->ofd_batch_lock);
spin_unlock(&ofd->ofd_batch_lock);
return count;
}
-LPROC_SEQ_FOPS(ofd_precreate_batch);
+LUSTRE_RW_ATTR(precreate_batch);
/**
* Show the last used ID for each FID sequence used by OFD.
struct obd_device *obd = m->private;
struct ofd_device *ofd;
struct ofd_seq *oseq = NULL;
- int retval = 0, rc;
if (obd == NULL)
return 0;
fid_idif_seq(ostid_id(&oseq->os_oi),
ofd->ofd_lut.lut_lsd.lsd_osd_index) :
ostid_seq(&oseq->os_oi);
- rc = seq_printf(m, DOSTID"\n", seq, ostid_id(&oseq->os_oi));
- if (rc < 0) {
- retval = rc;
- break;
- }
- retval += rc;
+ seq_printf(m, DOSTID"\n", seq, ostid_id(&oseq->os_oi));
}
read_unlock(&ofd->ofd_seq_list_lock);
- return retval;
+ return 0;
}
+
LPROC_SEQ_FOPS_RO(ofd_last_id);
/**
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_fmd_max_num_seq_show(struct seq_file *m, void *data)
+static ssize_t client_cache_count_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct obd_device *obd = m->private;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, "%u\n", ofd->ofd_fmd_max_num);
+ return sprintf(buf, "%u\n", ofd->ofd_fmd_max_num);
}
/**
* \retval \a count on success
* \retval negative number on error
*/
-static ssize_t
-ofd_fmd_max_num_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t client_cache_count_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- int val;
- int rc;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ int val;
+ int rc;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtoint(buffer, 0, &val);
if (rc)
return rc;
- if (val > 65536 || val < 1)
+ if (val < 1 || val > 65536)
return -EINVAL;
ofd->ofd_fmd_max_num = val;
return count;
}
-LPROC_SEQ_FOPS(ofd_fmd_max_num);
+LUSTRE_RW_ATTR(client_cache_count);
/**
* Show the maximum age of FMD data in seconds.
*
- * Though it is shown in seconds, it is stored internally in units
- * of jiffies for efficiency.
- *
* \param[in] m seq_file handle
* \param[in] data unused for single entry
*
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_fmd_max_age_seq_show(struct seq_file *m, void *data)
+static ssize_t client_cache_seconds_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
{
- struct obd_device *obd = m->private;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, "%ld\n", jiffies_to_msecs(ofd->ofd_fmd_max_age) /
- MSEC_PER_SEC);
+ return sprintf(buf, "%lld\n", ofd->ofd_fmd_max_age);
}
/**
* Set the maximum age of FMD data in seconds.
*
* This defines how long FMD data stays in the FMD list.
- * It is stored internally in units of jiffies for efficiency.
*
* \param[in] file proc file
* \param[in] buffer string which represents maximum number
* \retval \a count on success
* \retval negative number on error
*/
-static ssize_t
-ofd_fmd_max_age_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t client_cache_seconds_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- int val;
- int rc;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ time64_t val;
+ int rc;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtoll(buffer, 0, &val);
if (rc)
return rc;
- if (val > 65536 || val < 1)
+ if (val < 1 || val > 65536) /* ~ 18 hour max */
return -EINVAL;
- ofd->ofd_fmd_max_age = msecs_to_jiffies(val * MSEC_PER_SEC);
+ ofd->ofd_fmd_max_age = val;
return count;
}
-LPROC_SEQ_FOPS(ofd_fmd_max_age);
+LUSTRE_RW_ATTR(client_cache_seconds);
/**
* Show if the OFD is in degraded mode.
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_degraded_seq_show(struct seq_file *m, void *data)
+static ssize_t degraded_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *obd = m->private;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, "%u\n", ofd->ofd_raid_degraded);
+ return sprintf(buf, "%u\n", ofd->ofd_raid_degraded);
}
/**
* \retval \a count on success
* \retval negative number on error
*/
-static ssize_t
-ofd_degraded_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t degraded_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- int val, rc;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ bool val;
+ int rc;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtobool(buffer, &val);
if (rc)
return rc;
spin_lock(&ofd->ofd_flags_lock);
- ofd->ofd_raid_degraded = !!val;
+ ofd->ofd_raid_degraded = val;
spin_unlock(&ofd->ofd_flags_lock);
return count;
}
-LPROC_SEQ_FOPS(ofd_degraded);
+LUSTRE_RW_ATTR(degraded);
/**
* Show OFD filesystem type.
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_fstype_seq_show(struct seq_file *m, void *data)
+static ssize_t fstype_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *obd = m->private;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
struct lu_device *d;
LASSERT(ofd->ofd_osd);
d = &ofd->ofd_osd->dd_lu_dev;
LASSERT(d->ld_type);
- return seq_printf(m, "%s\n", d->ld_type->ldt_name);
+ return sprintf(buf, "%s\n", d->ld_type->ldt_name);
}
-LPROC_SEQ_FOPS_RO(ofd_fstype);
+LUSTRE_RO_ATTR(fstype);
/**
* Show journal handling mode: synchronous or asynchronous.
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_syncjournal_seq_show(struct seq_file *m, void *data)
+static ssize_t syncjournal_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m, "%u\n", ofd->ofd_syncjournal);
+ return sprintf(buf, "%u\n", ofd->ofd_syncjournal);
}
/**
* \retval \a count on success
* \retval negative number on error
*/
-static ssize_t
-ofd_syncjournal_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t syncjournal_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ bool val;
+ int rc;
+
+ rc = kstrtobool(buffer, &val);
+ if (rc)
+ return rc;
+
+ spin_lock(&ofd->ofd_flags_lock);
+ ofd->ofd_syncjournal = val;
+ ofd_slc_set(ofd);
+ spin_unlock(&ofd->ofd_flags_lock);
+
+ return count;
+}
+LUSTRE_RW_ATTR(syncjournal);
+
+/* This must be longer than the longest string below */
+#define SYNC_STATES_MAXLEN 16
+
+static int ofd_brw_size_seq_show(struct seq_file *m, void *data)
{
- struct seq_file *m = file->private_data;
struct obd_device *obd = m->private;
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- int val;
- int rc;
- rc = lprocfs_write_helper(buffer, count, &val);
+ seq_printf(m, "%u\n", ofd->ofd_brw_size / ONE_MB_BRW_SIZE);
+ return 0;
+}
+
+static ssize_t
+ofd_brw_size_seq_write(struct file *file, const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct obd_device *obd = m->private;
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ __s64 val;
+ int rc;
+
+ rc = lprocfs_str_with_units_to_s64(buffer, count, &val, 'M');
if (rc)
return rc;
- if (val < 0)
+ if (val <= 0)
return -EINVAL;
+ if (val > DT_MAX_BRW_SIZE ||
+ val < (1 << ofd->ofd_lut.lut_tgd.tgd_blockbits))
+ return -ERANGE;
+
spin_lock(&ofd->ofd_flags_lock);
- ofd->ofd_syncjournal = !!val;
- ofd_slc_set(ofd);
+ ofd->ofd_brw_size = val;
spin_unlock(&ofd->ofd_flags_lock);
return count;
}
-LPROC_SEQ_FOPS(ofd_syncjournal);
-/* This must be longer than the longest string below */
-#define SYNC_STATES_MAXLEN 16
+LPROC_SEQ_FOPS(ofd_brw_size);
+
static char *sync_on_cancel_states[] = {"never",
"blocking",
"always" };
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_sync_lock_cancel_seq_show(struct seq_file *m, void *data)
+static ssize_t sync_lock_cancel_show(struct kobject *kobj,
+ struct attribute *attr, char *buf)
{
- struct obd_device *obd = m->private;
- struct lu_target *tgt = obd->u.obt.obt_lut;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct lu_target *tgt = obd->u.obt.obt_lut;
- return seq_printf(m, "%s\n",
- sync_on_cancel_states[tgt->lut_sync_lock_cancel]);
+ return sprintf(buf, "%s\n",
+ sync_on_cancel_states[tgt->lut_sync_lock_cancel]);
}
/**
* \retval \a count on success
* \retval negative number on error
*/
-static ssize_t
-ofd_sync_lock_cancel_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t sync_lock_cancel_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
- struct lu_target *tgt = obd->u.obt.obt_lut;
- char kernbuf[SYNC_STATES_MAXLEN];
- int val = -1;
- int i;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct lu_target *tgt = obd->u.obt.obt_lut;
+ int val = -1;
+ int i;
- if (count == 0 || count >= sizeof(kernbuf))
+ if (count == 0 || count >= SYNC_STATES_MAXLEN)
return -EINVAL;
- if (copy_from_user(kernbuf, buffer, count))
- return -EFAULT;
- kernbuf[count] = 0;
-
- if (kernbuf[count - 1] == '\n')
- kernbuf[count - 1] = 0;
-
for (i = 0 ; i < NUM_SYNC_ON_CANCEL_STATES; i++) {
- if (strcmp(kernbuf, sync_on_cancel_states[i]) == 0) {
+ if (strcmp(buffer, sync_on_cancel_states[i]) == 0) {
val = i;
break;
}
/* Legacy numeric codes */
if (val == -1) {
- int rc;
-
- /* Safe to use userspace buffer as lprocfs_write_helper will
- * use copy from user for parsing */
- rc = lprocfs_write_helper(buffer, count, &val);
+ int rc = kstrtoint(buffer, 0, &val);
if (rc)
return rc;
}
spin_unlock(&tgt->lut_flags_lock);
return count;
}
-LPROC_SEQ_FOPS(ofd_sync_lock_cancel);
-
-/**
- * Show if grants compatibility mode is disabled.
- *
- * When ofd_grant_compat_disable is set, we don't grant any space to clients
- * not supporting OBD_CONNECT_GRANT_PARAM. Otherwise, space granted to such
- * a client is inflated since it consumes PAGE_CACHE_SIZE of grant space per
- * block, (i.e. typically 4kB units), but underlaying file system might have
- * block size bigger than page size, e.g. ZFS. See LU-2049 for details.
- *
- * \param[in] m seq_file handle
- * \param[in] data unused for single entry
- *
- * \retval 0 on success
- * \retval negative value on error
- */
-static int ofd_grant_compat_disable_seq_show(struct seq_file *m, void *data)
-{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
-
- return seq_printf(m, "%u\n", ofd->ofd_grant_compat_disable);
-}
-
-/**
- * Change grant compatibility mode.
- *
- * Setting ofd_grant_compat_disable prohibit any space granting to clients
- * not supporting OBD_CONNECT_GRANT_PARAM. See details above.
- *
- * \param[in] file proc file
- * \param[in] buffer string which represents mode
- * 1: disable compatibility mode
- * 0: enable compatibility mode
- * \param[in] count \a buffer length
- * \param[in] off unused for single entry
- *
- * \retval \a count on success
- * \retval negative number on error
- */
-static ssize_t
-ofd_grant_compat_disable_seq_write(struct file *file,
- const char __user *buffer,
- size_t count, loff_t *off)
-{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- int val;
- int rc;
-
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc)
- return rc;
-
- if (val < 0)
- return -EINVAL;
-
- spin_lock(&ofd->ofd_flags_lock);
- ofd->ofd_grant_compat_disable = !!val;
- spin_unlock(&ofd->ofd_flags_lock);
-
- return count;
-}
-LPROC_SEQ_FOPS(ofd_grant_compat_disable);
+LUSTRE_RW_ATTR(sync_lock_cancel);
/**
* Show the limit of soft sync RPCs.
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_soft_sync_limit_seq_show(struct seq_file *m, void *data)
+static ssize_t soft_sync_limit_show(struct kobject *kobj,
+ struct attribute *attr, char *buf)
{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- return lprocfs_uint_seq_show(m, &ofd->ofd_soft_sync_limit);
+ return sprintf(buf, "%u\n", ofd->ofd_soft_sync_limit);
}
/**
* \retval \a count on success
* \retval negative number on error
*/
-static ssize_t
-ofd_soft_sync_limit_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t soft_sync_limit_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ unsigned int val;
+ int rc;
- return lprocfs_uint_seq_write(file, buffer, count,
- (loff_t *) &ofd->ofd_soft_sync_limit);
+ rc = kstrtouint(buffer, 0, &val);
+ if (rc < 0)
+ return rc;
+
+ ofd->ofd_soft_sync_limit = val;
+ return 0;
}
-LPROC_SEQ_FOPS(ofd_soft_sync_limit);
+LUSTRE_RW_ATTR(soft_sync_limit);
/**
* Show the LFSCK speed limit.
* \retval 0 on success
* \retval negative value on error
*/
-static int ofd_lfsck_speed_limit_seq_show(struct seq_file *m, void *data)
+static ssize_t lfsck_speed_limit_show(struct kobject *kobj,
+ struct attribute *attr, char *buf)
{
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- return lfsck_get_speed(m, ofd->ofd_osd);
+ return lfsck_get_speed(NULL, buf, ofd->ofd_osd);
}
/**
* \retval \a count on success
* \retval negative number on error
*/
-static ssize_t
-ofd_lfsck_speed_limit_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t lfsck_speed_limit_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- __u32 val;
- int rc;
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ unsigned int val;
+ int rc;
- rc = lprocfs_write_helper(buffer, count, &val);
+ rc = kstrtouint(buffer, 0, &val);
if (rc != 0)
return rc;
return rc != 0 ? rc : count;
}
-LPROC_SEQ_FOPS(ofd_lfsck_speed_limit);
+LUSTRE_RW_ATTR(lfsck_speed_limit);
/**
* Show LFSCK layout verification stats from the most recent LFSCK run.
return lfsck_dump(m, ofd->ofd_osd, LFSCK_TYPE_LAYOUT);
}
+
LPROC_SEQ_FOPS_RO(ofd_lfsck_layout);
/**
struct obd_device *obd = m->private;
struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- return seq_printf(m,
- "switch: %s\ndetected: "LPU64"\nrepaired: "LPU64"\n",
- ofd->ofd_lfsck_verify_pfid ? "on" : "off",
- ofd->ofd_inconsistency_self_detected,
- ofd->ofd_inconsistency_self_repaired);
+ seq_printf(m, "switch: %s\ndetected: %llu\nrepaired: %llu\n",
+ ofd->ofd_lfsck_verify_pfid ? "on" : "off",
+ ofd->ofd_inconsistency_self_detected,
+ ofd->ofd_inconsistency_self_repaired);
+ return 0;
}
/**
ofd_lfsck_verify_pfid_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
- struct seq_file *m = file->private_data;
- struct obd_device *obd = m->private;
- struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
- __u32 val;
- int rc;
+ struct seq_file *m = file->private_data;
+ struct obd_device *obd = m->private;
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ bool val;
+ int rc;
- rc = lprocfs_write_helper(buffer, count, &val);
- if (rc != 0)
+ rc = kstrtobool_from_user(buffer, count, &val);
+ if (rc)
return rc;
- ofd->ofd_lfsck_verify_pfid = !!val;
+ ofd->ofd_lfsck_verify_pfid = val;
+ if (!ofd->ofd_lfsck_verify_pfid) {
+ ofd->ofd_inconsistency_self_detected = 0;
+ ofd->ofd_inconsistency_self_repaired = 0;
+ }
return count;
}
+
LPROC_SEQ_FOPS(ofd_lfsck_verify_pfid);
-LPROC_SEQ_FOPS_RO_TYPE(ofd, uuid);
-LPROC_SEQ_FOPS_RO_TYPE(ofd, blksize);
-LPROC_SEQ_FOPS_RO_TYPE(ofd, kbytestotal);
-LPROC_SEQ_FOPS_RO_TYPE(ofd, kbytesfree);
-LPROC_SEQ_FOPS_RO_TYPE(ofd, kbytesavail);
-LPROC_SEQ_FOPS_RO_TYPE(ofd, filestotal);
-LPROC_SEQ_FOPS_RO_TYPE(ofd, filesfree);
+static int ofd_site_stats_seq_show(struct seq_file *m, void *data)
+{
+ struct obd_device *obd = m->private;
+
+ return lu_site_stats_seq_print(obd->obd_lu_dev->ld_site, m);
+}
+
+LPROC_SEQ_FOPS_RO(ofd_site_stats);
+
+/**
+ * Show if the OFD enforces T10PI checksum.
+ *
+ * \param[in] m seq_file handle
+ * \param[in] data unused for single entry
+ *
+ * \retval 0 on success
+ * \retval negative value on error
+ */
+static ssize_t checksum_t10pi_enforce_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+
+ return sprintf(buf, "%u\n", ofd->ofd_checksum_t10pi_enforce);
+}
+
+/**
+ * Force specific T10PI checksum modes to be enabled
+ *
+ * If T10PI *is* supported in hardware, allow only the supported T10PI type
+ * to be used. If T10PI is *not* supported by the OSD, setting the enforce
+ * parameter forces all T10PI types to be enabled (even if slower) for
+ * testing.
+ *
+ * The final determination of which algorithm to be used depends whether
+ * the client supports T10PI or not, and is handled at client connect time.
+ *
+ * \param[in] file proc file
+ * \param[in] buffer string which represents mode
+ * 1: set T10PI checksums enforced
+ * 0: unset T10PI checksums enforced
+ * \param[in] count \a buffer length
+ * \param[in] off unused for single entry
+ *
+ * \retval \a count on success
+ * \retval negative number on error
+ */
+static ssize_t checksum_t10pi_enforce_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+ bool enforce;
+ int rc;
+
+ rc = kstrtobool(buffer, &enforce);
+ if (rc)
+ return rc;
+
+ spin_lock(&ofd->ofd_flags_lock);
+ ofd->ofd_checksum_t10pi_enforce = enforce;
+ spin_unlock(&ofd->ofd_flags_lock);
+ return count;
+}
+LUSTRE_RW_ATTR(checksum_t10pi_enforce);
LPROC_SEQ_FOPS_RO_TYPE(ofd, recovery_status);
LPROC_SEQ_FOPS_RW_TYPE(ofd, recovery_time_soft);
LPROC_SEQ_FOPS_RW_TYPE(ofd, recovery_time_hard);
-LPROC_SEQ_FOPS_WO_TYPE(ofd, evict_client);
+LPROC_SEQ_FOPS_WR_ONLY(ofd, evict_client);
LPROC_SEQ_FOPS_RO_TYPE(ofd, num_exports);
LPROC_SEQ_FOPS_RO_TYPE(ofd, target_instance);
LPROC_SEQ_FOPS_RW_TYPE(ofd, ir_factor);
+LPROC_SEQ_FOPS_RW_TYPE(ofd, checksum_dump);
LPROC_SEQ_FOPS_RW_TYPE(ofd, job_interval);
+LPROC_SEQ_FOPS_RO(tgt_tot_dirty);
+LPROC_SEQ_FOPS_RO(tgt_tot_granted);
+LPROC_SEQ_FOPS_RO(tgt_tot_pending);
+LPROC_SEQ_FOPS(tgt_grant_compat_disable);
+
struct lprocfs_vars lprocfs_ofd_obd_vars[] = {
- { .name = "uuid",
- .fops = &ofd_uuid_fops },
- { .name = "blocksize",
- .fops = &ofd_blksize_fops },
- { .name = "kbytestotal",
- .fops = &ofd_kbytestotal_fops },
- { .name = "kbytesfree",
- .fops = &ofd_kbytesfree_fops },
- { .name = "kbytesavail",
- .fops = &ofd_kbytesavail_fops },
- { .name = "filestotal",
- .fops = &ofd_filestotal_fops },
- { .name = "filesfree",
- .fops = &ofd_filesfree_fops },
- { .name = "seqs_allocated",
- .fops = &ofd_seqs_fops },
- { .name = "fstype",
- .fops = &ofd_fstype_fops },
{ .name = "last_id",
.fops = &ofd_last_id_fops },
{ .name = "tot_dirty",
- .fops = &ofd_tot_dirty_fops },
+ .fops = &tgt_tot_dirty_fops },
{ .name = "tot_pending",
- .fops = &ofd_tot_pending_fops },
+ .fops = &tgt_tot_pending_fops },
{ .name = "tot_granted",
- .fops = &ofd_tot_granted_fops },
- { .name = "grant_precreate",
- .fops = &ofd_grant_precreate_fops },
- { .name = "grant_ratio",
- .fops = &ofd_grant_ratio_fops },
- { .name = "precreate_batch",
- .fops = &ofd_precreate_batch_fops },
+ .fops = &tgt_tot_granted_fops },
{ .name = "recovery_status",
.fops = &ofd_recovery_status_fops },
{ .name = "recovery_time_soft",
.fops = &ofd_evict_client_fops },
{ .name = "num_exports",
.fops = &ofd_num_exports_fops },
- { .name = "degraded",
- .fops = &ofd_degraded_fops },
- { .name = "sync_journal",
- .fops = &ofd_syncjournal_fops },
- { .name = "sync_on_lock_cancel",
- .fops = &ofd_sync_lock_cancel_fops },
+ { .name = "brw_size",
+ .fops = &ofd_brw_size_fops },
{ .name = "instance",
.fops = &ofd_target_instance_fops },
{ .name = "ir_factor",
.fops = &ofd_ir_factor_fops },
+ { .name = "checksum_dump",
+ .fops = &ofd_checksum_dump_fops },
{ .name = "grant_compat_disable",
- .fops = &ofd_grant_compat_disable_fops },
- { .name = "client_cache_count",
- .fops = &ofd_fmd_max_num_fops },
- { .name = "client_cache_seconds",
- .fops = &ofd_fmd_max_age_fops },
+ .fops = &tgt_grant_compat_disable_fops },
{ .name = "job_cleanup_interval",
.fops = &ofd_job_interval_fops },
- { .name = "soft_sync_limit",
- .fops = &ofd_soft_sync_limit_fops },
- { .name = "lfsck_speed_limit",
- .fops = &ofd_lfsck_speed_limit_fops },
{ .name = "lfsck_layout",
.fops = &ofd_lfsck_layout_fops },
{ .name = "lfsck_verify_pfid",
.fops = &ofd_lfsck_verify_pfid_fops },
+ { .name = "site_stats",
+ .fops = &ofd_site_stats_fops },
{ NULL }
};
0, "quotactl", "reqs");
}
+LPROC_SEQ_FOPS(lprocfs_nid_stats_clear);
+
+static struct attribute *ofd_attrs[] = {
+ &lustre_attr_seqs_allocated.attr,
+ &lustre_attr_grant_precreate.attr,
+ &lustre_attr_precreate_batch.attr,
+ &lustre_attr_client_cache_count.attr,
+ &lustre_attr_client_cache_seconds.attr,
+ &lustre_attr_degraded.attr,
+ &lustre_attr_fstype.attr,
+ &lustre_attr_syncjournal.attr,
+ &lustre_attr_sync_lock_cancel.attr,
+ &lustre_attr_soft_sync_limit.attr,
+ &lustre_attr_lfsck_speed_limit.attr,
+ &lustre_attr_checksum_t10pi_enforce.attr,
+ NULL,
+};
+
+/**
+ * Initialize all needed procfs entries for OFD device.
+ *
+ * \param[in] ofd OFD device
+ *
+ * \retval 0 if successful
+ * \retval negative value on error
+ */
+int ofd_tunables_init(struct ofd_device *ofd)
+{
+ struct obd_device *obd = ofd_obd(ofd);
+ struct proc_dir_entry *entry;
+ int rc = 0;
+
+ ENTRY;
+ /* lprocfs must be setup before the ofd so state can be safely added
+ * to /proc incrementally as the ofd is setup
+ */
+ obd->obd_ktype.default_attrs = ofd_attrs;
+ obd->obd_vars = lprocfs_ofd_obd_vars;
+ rc = lprocfs_obd_setup(obd, false);
+ if (rc) {
+ CERROR("%s: lprocfs_obd_setup failed: %d.\n",
+ obd->obd_name, rc);
+ RETURN(rc);
+ }
+
+ rc = lprocfs_alloc_obd_stats(obd, LPROC_OFD_STATS_LAST);
+ if (rc) {
+ CERROR("%s: lprocfs_alloc_obd_stats failed: %d.\n",
+ obd->obd_name, rc);
+ GOTO(obd_cleanup, rc);
+ }
+
+ entry = lprocfs_register("exports", obd->obd_proc_entry, NULL, NULL);
+ if (IS_ERR(entry)) {
+ rc = PTR_ERR(entry);
+ CERROR("%s: error %d setting up lprocfs for %s\n",
+ obd->obd_name, rc, "exports");
+ GOTO(obd_free_stats, rc);
+ }
+ obd->obd_proc_exports_entry = entry;
+
+ entry = lprocfs_add_simple(obd->obd_proc_exports_entry, "clear",
+ obd, &lprocfs_nid_stats_clear_fops);
+ if (IS_ERR(entry)) {
+ rc = PTR_ERR(entry);
+ CERROR("%s: add proc entry 'clear' failed: %d.\n",
+ obd->obd_name, rc);
+ GOTO(obd_free_stats, rc);
+ }
+
+ ofd_stats_counter_init(obd->obd_stats);
+
+ rc = lprocfs_job_stats_init(obd, LPROC_OFD_STATS_LAST,
+ ofd_stats_counter_init);
+ if (rc)
+ GOTO(obd_free_stats, rc);
+
+ RETURN(0);
+
+obd_free_stats:
+ lprocfs_free_obd_stats(obd);
+obd_cleanup:
+ lprocfs_obd_cleanup(obd);
+
+ return rc;
+}
#endif /* CONFIG_PROC_FS */