X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fofd%2Flproc_ofd.c;h=00218c498f6ab2f5e46229c7c789c3c011462fd8;hb=4c4f74b0a581e139f3bf3db1a41d2b11594c039f;hp=e806a61d0aec0f6322fa4d3b327c36dbe360765b;hpb=0aae1984fb496449d6011ad09f967d71a0af0279;p=fs%2Flustre-release.git

diff --git a/lustre/ofd/lproc_ofd.c b/lustre/ofd/lproc_ofd.c
index e806a61..00218c4 100644
--- a/lustre/ofd/lproc_ofd.c
+++ b/lustre/ofd/lproc_ofd.c
@@ -27,7 +27,7 @@
  * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2011, 2012, Whamcloud, Inc.
+ * Copyright (c) 2012, 2013, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -41,59 +41,246 @@
 #include <obd.h>
 #include <lprocfs_status.h>
 #include <linux/seq_file.h>
+#include <lustre_lfsck.h>
 
 #include "ofd_internal.h"
 
 #ifdef LPROCFS
 
-static int lprocfs_ofd_rd_groups(char *page, char **start, off_t off,
-				 int count, int *eof, void *data)
+static int ofd_seqs_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device *obd = (struct obd_device *)data;
+	struct obd_device *obd = m->private;
 	struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
 
-	*eof = 1;
-	return snprintf(page, count, "%u\n", ofd->ofd_max_group);
+	return seq_printf(m, "%u\n", ofd->ofd_seq_count);
 }
+LPROC_SEQ_FOPS_RO(ofd_seqs);
 
-static int lprocfs_ofd_rd_last_id(char *page, char **start, off_t off,
-				  int count, int *eof, void *data)
+static int ofd_tot_dirty_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device	*obd = 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);
+
+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);
+
+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);
+}
+LPROC_SEQ_FOPS_RO(ofd_tot_pending);
+
+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);
+
+static int ofd_grant_ratio_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, "%d%%\n",
+			  (int) ofd_grant_reserved(ofd, 100));
+}
+
+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			 retval = 0, rc, i;
+	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);
+
+static int ofd_precreate_batch_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, "%d\n", ofd->ofd_precreate_batch);
+}
+
+static ssize_t
+ofd_precreate_batch_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 < 1)
+		return -EINVAL;
+
+	spin_lock(&ofd->ofd_batch_lock);
+	ofd->ofd_precreate_batch = val;
+	spin_unlock(&ofd->ofd_batch_lock);
+	return count;
+}
+LPROC_SEQ_FOPS(ofd_precreate_batch);
+
+static int ofd_last_id_seq_show(struct seq_file *m, void *data)
+{
+	struct obd_device	*obd = m->private;
+	struct ofd_device	*ofd;
+	struct ofd_seq		*oseq = NULL;
+	int			retval = 0, rc;
 
 	if (obd == NULL)
 		return 0;
 
-	for (i = FID_SEQ_OST_MDT0; i <= ofd->ofd_max_group; i++) {
-		rc = snprintf(page, count, LPU64"\n", ofd_last_id(ofd, i));
+	ofd = ofd_dev(obd->obd_lu_dev);
+
+	read_lock(&ofd->ofd_seq_list_lock);
+	cfs_list_for_each_entry(oseq, &ofd->ofd_seq_list, os_list) {
+		__u64 seq;
+
+		seq = ostid_seq(&oseq->os_oi) == 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;
 		}
-		page += rc;
-		count -= rc;
 		retval += rc;
 	}
+	read_unlock(&ofd->ofd_seq_list_lock);
 	return retval;
 }
+LPROC_SEQ_FOPS_RO(ofd_last_id);
 
-static int lprocfs_ofd_rd_capa(char *page, char **start, off_t off,
-			       int count, int *eof, void *data)
+static int ofd_fmd_max_num_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device	*obd = 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_fmd_max_num);
+}
+
+static ssize_t
+ofd_fmd_max_num_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 = snprintf(page, count, "capability on: %s\n",
-		      obd->u.filter.fo_fl_oss_capa ? "oss" : "");
-	return rc;
+	rc = lprocfs_write_helper(buffer, count, &val);
+	if (rc)
+		return rc;
+
+	if (val > 65536 || val < 1)
+		return -EINVAL;
+
+	ofd->ofd_fmd_max_num = val;
+	return count;
 }
+LPROC_SEQ_FOPS(ofd_fmd_max_num);
 
-static int lprocfs_ofd_wr_capa(struct file *file, const char *buffer,
-			       unsigned long count, void *data)
+static int ofd_fmd_max_age_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device	*obd = data;
+	struct obd_device *obd = m->private;
+	struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+
+	return seq_printf(m, "%ld\n", ofd->ofd_fmd_max_age / HZ);
+}
+
+static ssize_t
+ofd_fmd_max_age_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 > 65536 || val < 1)
+		return -EINVAL;
+
+	ofd->ofd_fmd_max_age = val * HZ;
+	return count;
+}
+LPROC_SEQ_FOPS(ofd_fmd_max_age);
+
+static int ofd_capa_seq_show(struct seq_file *m, void *data)
+{
+	struct obd_device	*obd = m->private;
+
+	return seq_printf(m, "capability on: %s\n",
+			  obd->u.filter.fo_fl_oss_capa ? "oss" : "");
+}
+
+static ssize_t
+ofd_capa_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;
 	int			 val, rc;
 
 	rc = lprocfs_write_helper(buffer, count, &val);
@@ -112,28 +299,29 @@ static int lprocfs_ofd_wr_capa(struct file *file, const char *buffer,
 		      val ? "enabled" : "disabled");
 	return count;
 }
+LPROC_SEQ_FOPS(ofd_capa);
 
-static int lprocfs_ofd_rd_capa_count(char *page, char **start, off_t off,
-				     int count, int *eof, void *data)
+static int ofd_capa_count_seq_show(struct seq_file *m, void *data)
 {
-	return snprintf(page, count, "%d %d\n",
-			capa_count[CAPA_SITE_CLIENT],
-			capa_count[CAPA_SITE_SERVER]);
+	return seq_printf(m, "%d %d\n", capa_count[CAPA_SITE_CLIENT],
+			  capa_count[CAPA_SITE_SERVER]);
 }
+LPROC_SEQ_FOPS_RO(ofd_capa_count);
 
-int lprocfs_ofd_rd_degraded(char *page, char **start, off_t off,
-			    int count, int *eof, void *data)
+static int ofd_degraded_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device *obd = data;
+	struct obd_device *obd = m->private;
 	struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
 
-	return snprintf(page, count, "%u\n", ofd->ofd_raid_degraded);
+	return seq_printf(m, "%u\n", ofd->ofd_raid_degraded);
 }
 
-int lprocfs_ofd_wr_degraded(struct file *file, const char *buffer,
-			    unsigned long count, void *data)
+static ssize_t
+ofd_degraded_seq_write(struct file *file, const char __user *buffer,
+		       size_t count, loff_t *off)
 {
-	struct obd_device	*obd = 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, rc;
 
@@ -141,41 +329,40 @@ int lprocfs_ofd_wr_degraded(struct file *file, const char *buffer,
 	if (rc)
 		return rc;
 
-	cfs_spin_lock(&ofd->ofd_flags_lock);
+	spin_lock(&ofd->ofd_flags_lock);
 	ofd->ofd_raid_degraded = !!val;
-	cfs_spin_unlock(&ofd->ofd_flags_lock);
-
+	spin_unlock(&ofd->ofd_flags_lock);
 	return count;
 }
+LPROC_SEQ_FOPS(ofd_degraded);
 
-int lprocfs_ofd_rd_fstype(char *page, char **start, off_t off, int count,
-			  int *eof, void *data)
+static int ofd_fstype_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device *obd = data;
+	struct obd_device *obd = m->private;
 	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 snprintf(page, count, "%s\n", d->ld_type->ldt_name);
+	return seq_printf(m, "%s\n", d->ld_type->ldt_name);
 }
+LPROC_SEQ_FOPS_RO(ofd_fstype);
 
-int lprocfs_ofd_rd_syncjournal(char *page, char **start, off_t off,
-			       int count, int *eof, void *data)
+static int ofd_syncjournal_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device	*obd = data;
+	struct obd_device	*obd = m->private;
 	struct ofd_device	*ofd = ofd_dev(obd->obd_lu_dev);
-	int			 rc;
 
-	rc = snprintf(page, count, "%u\n", ofd->ofd_syncjournal);
-	return rc;
+	return seq_printf(m, "%u\n", ofd->ofd_syncjournal);
 }
 
-int lprocfs_ofd_wr_syncjournal(struct file *file, const char *buffer,
-			       unsigned long count, void *data)
+static ssize_t
+ofd_syncjournal_seq_write(struct file *file, const char __user *buffer,
+			  size_t count, loff_t *off)
 {
-	struct obd_device	*obd = 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;
@@ -187,48 +374,64 @@ int lprocfs_ofd_wr_syncjournal(struct file *file, const char *buffer,
 	if (val < 0)
 		return -EINVAL;
 
-	cfs_spin_lock(&ofd->ofd_flags_lock);
+	spin_lock(&ofd->ofd_flags_lock);
 	ofd->ofd_syncjournal = !!val;
 	ofd_slc_set(ofd);
-	cfs_spin_unlock(&ofd->ofd_flags_lock);
+	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
 static char *sync_on_cancel_states[] = {"never",
 					"blocking",
 					"always" };
 
-int lprocfs_ofd_rd_sync_lock_cancel(char *page, char **start, off_t off,
-				    int count, int *eof, void *data)
+static int ofd_sync_lock_cancel_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device	*obd = data;
-	struct ofd_device	*ofd = ofd_dev(obd->obd_lu_dev);
-	int			 rc;
+	struct obd_device	*obd = m->private;
+	struct lu_target	*tgt = obd->u.obt.obt_lut;
 
-	rc = snprintf(page, count, "%s\n",
-		      sync_on_cancel_states[ofd->ofd_sync_lock_cancel]);
-	return rc;
+	return seq_printf(m, "%s\n",
+			  sync_on_cancel_states[tgt->lut_sync_lock_cancel]);
 }
 
-int lprocfs_ofd_wr_sync_lock_cancel(struct file *file, const char *buffer,
-				    unsigned long count, void *data)
+static ssize_t
+ofd_sync_lock_cancel_seq_write(struct file *file, const char __user *buffer,
+			       size_t count, loff_t *off)
 {
-	struct obd_device	*obd = data;
-	struct ofd_device	*ofd = ofd_dev(obd->obd_lu_dev);
+	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;
 
+	if (count == 0 || count >= sizeof(kernbuf))
+		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 (memcmp(buffer, sync_on_cancel_states[i],
-			   strlen(sync_on_cancel_states[i])) == 0) {
+		if (strcmp(kernbuf, 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);
 		if (rc)
 			return rc;
@@ -237,195 +440,258 @@ int lprocfs_ofd_wr_sync_lock_cancel(struct file *file, const char *buffer,
 	if (val < 0 || val > 2)
 		return -EINVAL;
 
-	cfs_spin_lock(&ofd->ofd_flags_lock);
-	ofd->ofd_sync_lock_cancel = val;
-	cfs_spin_unlock(&ofd->ofd_flags_lock);
+	spin_lock(&tgt->lut_flags_lock);
+	tgt->lut_sync_lock_cancel = val;
+	spin_unlock(&tgt->lut_flags_lock);
 	return count;
 }
+LPROC_SEQ_FOPS(ofd_sync_lock_cancel);
 
-static struct lprocfs_vars lprocfs_ofd_obd_vars[] = {
-	{ "uuid",		 lprocfs_rd_uuid, 0, 0 },
-	{ "blocksize",		 lprocfs_rd_blksize, 0, 0 },
-	{ "kbytestotal",	 lprocfs_rd_kbytestotal, 0, 0 },
-	{ "kbytesfree",		 lprocfs_rd_kbytesfree, 0, 0 },
-	{ "kbytesavail",	 lprocfs_rd_kbytesavail, 0, 0 },
-	{ "filestotal",		 lprocfs_rd_filestotal, 0, 0 },
-	{ "filesfree",		 lprocfs_rd_filesfree, 0, 0 },
-	{ "filegroups",		 lprocfs_ofd_rd_groups, 0, 0 },
-	{ "fstype",		 lprocfs_ofd_rd_fstype, 0, 0 },
-	{ "last_id",		 lprocfs_ofd_rd_last_id, 0, 0 },
-	{ "recovery_status",	 lprocfs_obd_rd_recovery_status, 0, 0 },
-	{ "recovery_time_soft",	 lprocfs_obd_rd_recovery_time_soft,
-				 lprocfs_obd_wr_recovery_time_soft, 0},
-	{ "recovery_time_hard",  lprocfs_obd_rd_recovery_time_hard,
-				 lprocfs_obd_wr_recovery_time_hard, 0},
-	{ "evict_client",	 0, lprocfs_wr_evict_client, 0,
-				 &lprocfs_evict_client_fops},
-	{ "num_exports",	 lprocfs_rd_num_exports,   0, 0 },
-	{ "degraded",		 lprocfs_ofd_rd_degraded,
-				 lprocfs_ofd_wr_degraded, 0},
-	{ "sync_journal",	 lprocfs_ofd_rd_syncjournal,
-				 lprocfs_ofd_wr_syncjournal, 0 },
-	{ "sync_on_lock_cancel", lprocfs_ofd_rd_sync_lock_cancel,
-				 lprocfs_ofd_wr_sync_lock_cancel, 0 },
-	{ "instance",		 lprocfs_target_rd_instance, 0 },
-	{ "ir_factor",		 lprocfs_obd_rd_ir_factor,
-				 lprocfs_obd_wr_ir_factor, 0},
-	{ "capa",		 lprocfs_ofd_rd_capa,
-				 lprocfs_ofd_wr_capa, 0 },
-	{ "capa_count",		 lprocfs_ofd_rd_capa_count, 0, 0 },
-	{ 0 }
-};
-
-static struct lprocfs_vars lprocfs_ofd_module_vars[] = {
-	{ "num_refs",	  lprocfs_rd_numrefs,	0, 0 },
-	{ 0 }
-};
+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);
 
-#define pct(a,b) (b ? a * 100 / b : 0)
-
-static void display_brw_stats(struct seq_file *seq, char *name, char *units,
-			      struct obd_histogram *read,
-			      struct obd_histogram *write, int log2)
-{
-	unsigned long	read_tot, write_tot, r, w, read_cum = 0, write_cum = 0;
-	int		i;
-
-	seq_printf(seq, "\n%26s read      |     write\n", " ");
-	seq_printf(seq, "%-22s %-5s %% cum %% |  %-5s %% cum %%\n",
-		   name, units, units);
-
-	read_tot = lprocfs_oh_sum(read);
-	write_tot = lprocfs_oh_sum(write);
-	for (i = 0; i < OBD_HIST_MAX; i++) {
-		r = read->oh_buckets[i];
-		w = write->oh_buckets[i];
-		read_cum += r;
-		write_cum += w;
-		if (read_cum == 0 && write_cum == 0)
-			continue;
-
-		if (!log2)
-			seq_printf(seq, "%u", i);
-		else if (i < 10)
-			seq_printf(seq, "%u", 1 << i);
-		else if (i < 20)
-			seq_printf(seq, "%uK", 1 << (i - 10));
-		else
-			seq_printf(seq, "%uM", 1 << (i - 20));
-
-		seq_printf(seq, ":\t\t%10lu %3lu %3lu   | %4lu %3lu %3lu\n",
-			   r, pct(r, read_tot), pct(read_cum, read_tot),
-			   w, pct(w, write_tot), pct(write_cum, write_tot));
-
-		if (read_cum == read_tot && write_cum == write_tot)
-			break;
-	}
+	return seq_printf(m, "%u\n", ofd->ofd_grant_compat_disable);
 }
 
-static void brw_stats_show(struct seq_file *seq, struct brw_stats *brw_stats)
+static ssize_t
+ofd_grant_compat_disable_seq_write(struct file *file,
+				   const char __user *buffer,
+				   size_t count, loff_t *off)
 {
-	struct timeval	now;
-	char		title[24];
+	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;
 
-	/* this sampling races with updates */
-	cfs_gettimeofday(&now);
-	seq_printf(seq, "snapshot_time:         %lu.%lu (secs.usecs)\n",
-		   now.tv_sec, now.tv_usec);
+	rc = lprocfs_write_helper(buffer, count, &val);
+	if (rc)
+		return rc;
 
-	display_brw_stats(seq, "pages per bulk r/w", "rpcs",
-			  &brw_stats->hist[BRW_R_PAGES],
-			  &brw_stats->hist[BRW_W_PAGES], 1);
+	if (val < 0)
+		return -EINVAL;
 
-	display_brw_stats(seq, "discontiguous pages", "rpcs",
-			  &brw_stats->hist[BRW_R_DISCONT_PAGES],
-			  &brw_stats->hist[BRW_W_DISCONT_PAGES], 0);
+	spin_lock(&ofd->ofd_flags_lock);
+	ofd->ofd_grant_compat_disable = !!val;
+	spin_unlock(&ofd->ofd_flags_lock);
 
-	display_brw_stats(seq, "discontiguous blocks", "rpcs",
-			  &brw_stats->hist[BRW_R_DISCONT_BLOCKS],
-			  &brw_stats->hist[BRW_W_DISCONT_BLOCKS], 0);
+	return count;
+}
+LPROC_SEQ_FOPS(ofd_grant_compat_disable);
 
-	display_brw_stats(seq, "disk fragmented I/Os", "ios",
-			  &brw_stats->hist[BRW_R_DIO_FRAGS],
-			  &brw_stats->hist[BRW_W_DIO_FRAGS], 0);
+static int ofd_soft_sync_limit_seq_show(struct seq_file *m, void *data)
+{
+	struct obd_device	*obd = m->private;
+	struct ofd_device	*ofd = ofd_dev(obd->obd_lu_dev);
 
-	display_brw_stats(seq, "disk I/Os in flight", "ios",
-			  &brw_stats->hist[BRW_R_RPC_HIST],
-			  &brw_stats->hist[BRW_W_RPC_HIST], 0);
+	return lprocfs_uint_seq_show(m, &ofd->ofd_soft_sync_limit);
+}
 
-	sprintf(title, "I/O time (1/%ds)", CFS_HZ);
-	display_brw_stats(seq, title, "ios",
-			  &brw_stats->hist[BRW_R_IO_TIME],
-			  &brw_stats->hist[BRW_W_IO_TIME], 1);
+static ssize_t
+ofd_soft_sync_limit_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);
 
-	display_brw_stats(seq, "disk I/O size", "ios",
-			  &brw_stats->hist[BRW_R_DISK_IOSIZE],
-			  &brw_stats->hist[BRW_W_DISK_IOSIZE], 1);
+	return lprocfs_uint_seq_write(file, buffer, count,
+				      (loff_t *) &ofd->ofd_soft_sync_limit);
 }
+LPROC_SEQ_FOPS(ofd_soft_sync_limit);
 
-#undef pct
-
-static int ofd_brw_stats_seq_show(struct seq_file *seq, void *v)
+static int ofd_lfsck_speed_limit_seq_show(struct seq_file *m, void *data)
 {
-	struct obd_device *dev = seq->private;
-	struct filter_obd *ofd = &dev->u.filter;
-
-	brw_stats_show(seq, &ofd->fo_filter_stats);
+	struct obd_device       *obd = m->private;
+	struct ofd_device	*ofd = ofd_dev(obd->obd_lu_dev);
 
-	return 0;
+	return lfsck_get_speed(m, ofd->ofd_osd);
 }
 
-static ssize_t ofd_brw_stats_seq_write(struct file *file, const char *buf,
-				       size_t len, loff_t *off)
+static ssize_t
+ofd_lfsck_speed_limit_seq_write(struct file *file, const char __user *buffer,
+				size_t count, loff_t *off)
 {
-	struct seq_file		*seq = file->private_data;
-	struct obd_device	*dev = seq->private;
-	struct filter_obd	*ofd = &dev->u.filter;
-	int			 i;
+	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;
 
-	for (i = 0; i < BRW_LAST; i++)
-		lprocfs_oh_clear(&ofd->fo_filter_stats.hist[i]);
+	rc = lprocfs_write_helper(buffer, count, &val);
+	if (rc != 0)
+		return rc;
 
-	return len;
-}
+	rc = lfsck_set_speed(ofd->ofd_osd, val);
 
-LPROC_SEQ_FOPS(ofd_brw_stats);
+	return rc != 0 ? rc : count;
+}
+LPROC_SEQ_FOPS(ofd_lfsck_speed_limit);
 
-int lproc_ofd_attach_seqstat(struct obd_device *dev)
+static int ofd_lfsck_layout_seq_show(struct seq_file *m, void *data)
 {
-	return lprocfs_obd_seq_create(dev, "brw_stats", 0444,
-				      &ofd_brw_stats_fops, dev);
+	struct obd_device *obd = m->private;
+	struct ofd_device *ofd = ofd_dev(obd->obd_lu_dev);
+
+	return lfsck_dump(m, ofd->ofd_osd, LFSCK_TYPE_LAYOUT);
 }
+LPROC_SEQ_FOPS_RO(ofd_lfsck_layout);
 
-void lprocfs_ofd_init_vars(struct lprocfs_static_vars *lvars)
+static int ofd_lfsck_verify_pfid_seq_show(struct seq_file *m, void *data)
 {
-	lvars->module_vars  = lprocfs_ofd_module_vars;
-	lvars->obd_vars     = lprocfs_ofd_obd_vars;
+	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);
 }
 
-static int ofd_per_nid_stats_seq_show(struct seq_file *seq, void *v)
+static ssize_t
+ofd_lfsck_verify_pfid_seq_write(struct file *file, const char __user *buffer,
+				size_t count, loff_t *off)
 {
-	nid_stat_t *stat = seq->private;
+	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;
 
-	if (stat->nid_brw_stats)
-		brw_stats_show(seq, stat->nid_brw_stats);
+	rc = lprocfs_write_helper(buffer, count, &val);
+	if (rc != 0)
+		return rc;
 
-	return 0;
+	ofd->ofd_lfsck_verify_pfid = !!val;
+
+	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);
+
+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_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, job_interval);
+
+struct lprocfs_seq_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		},
+	{ .name =	"tot_pending",
+	  .fops =	&ofd_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	},
+	{ .name =	"recovery_status",
+	  .fops =	&ofd_recovery_status_fops	},
+	{ .name =	"recovery_time_soft",
+	  .fops =	&ofd_recovery_time_soft_fops	},
+	{ .name =	"recovery_time_hard",
+	  .fops =	&ofd_recovery_time_hard_fops	},
+	{ .name =	"evict_client",
+	  .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 =	"instance",
+	  .fops =	&ofd_target_instance_fops	},
+	{ .name =	"ir_factor",
+	  .fops =	&ofd_ir_factor_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		},
+	{ .name =	"capa",
+	  .fops =	&ofd_capa_fops			},
+	{ .name =	"capa_count",
+	  .fops =	&ofd_capa_count_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	},
+	{ 0 }
+};
 
-static ssize_t ofd_per_nid_stats_seq_write(struct file *file, const char *buf,
-					   size_t len, loff_t *off)
+void ofd_stats_counter_init(struct lprocfs_stats *stats)
 {
-	struct seq_file	*seq = file->private_data;
-        nid_stat_t	*stat = seq->private;
-        int		 i;
-
-	if (stat->nid_brw_stats)
-		for (i = 0; i < BRW_LAST; i++)
-			lprocfs_oh_clear(&stat->nid_brw_stats->hist[i]);
-
-	return len;
+	LASSERT(stats && stats->ls_num >= LPROC_OFD_STATS_LAST);
+
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_READ,
+			     LPROCFS_CNTR_AVGMINMAX, "read_bytes", "bytes");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_WRITE,
+			     LPROCFS_CNTR_AVGMINMAX, "write_bytes", "bytes");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_GETATTR,
+			     0, "getattr", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_SETATTR,
+			     0, "setattr", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_PUNCH,
+			     0, "punch", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_SYNC,
+			     0, "sync", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_DESTROY,
+			     0, "destroy", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_CREATE,
+			     0, "create", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_STATFS,
+			     0, "statfs", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_GET_INFO,
+			     0, "get_info", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_SET_INFO,
+			     0, "set_info", "reqs");
+	lprocfs_counter_init(stats, LPROC_OFD_STATS_QUOTACTL,
+			     0, "quotactl", "reqs");
 }
 
-LPROC_SEQ_FOPS(ofd_per_nid_stats);
 #endif /* LPROCFS */