From 0b4e6499fbed4b8da6f8fb961bbb91c3a795e461 Mon Sep 17 00:00:00 2001
From: thantry <thantry>
Date: Wed, 23 Oct 2002 03:02:20 +0000
Subject: [PATCH] File containing read/write fptr implementations for LOV. To
 be added to make path after review

---
 lustre/lov/lproc_lov.c | 180 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 180 insertions(+)
 create mode 100644 lustre/lov/lproc_lov.c

diff --git a/lustre/lov/lproc_lov.c b/lustre/lov/lproc_lov.c
new file mode 100644
index 0000000..5e15f60
--- /dev/null
+++ b/lustre/lov/lproc_lov.c
@@ -0,0 +1,180 @@
+/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
+ * vim:expandtab:shiftwidth=8:tabstop=8:
+ *
+ *  Copyright (C) 2002 Cluster File Systems, Inc.
+ *
+ *   This file is part of Lustre, http://www.lustre.org.
+ *
+ *   Lustre is free software; you can redistribute it and/or
+ *   modify it under the terms of version 2 of the GNU General Public
+ *   License as published by the Free Software Foundation.
+ *
+ *   Lustre 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 for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with Lustre; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+#define DEBUG_SUBSYSTEM S_CLASS
+#include <linux/obd_support.h>
+#include <linux/obd_class.h>
+#include <linux/lprocfs.h>
+#include <linux/string.h>
+#include <linux/lustre_lib.h>
+
+
+/*
+ * Common SNMP namespace
+ */
+
+int rd_uuid(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        int len=0;
+        struct obd_device* dev=(struct obd_device*)data;
+        len+=snprintf(page, count, "%s\n", dev->obd_uuid);
+        return len;
+        
+
+}
+int rd_stripesize(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        struct obd_device* dev=(struct obd_device*)data;
+        int len=0;
+        struct lov_obd* lov=&dev->u.lov;
+        len+=snprintf(page, count, LPU64"\n", \
+                      (__u64)(lov->desc.ld_default_stripe_count));
+        
+        return len;
+}
+
+int rd_stripedepth(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        struct obd_device* dev=(struct obd_device*)data;
+        int len=0;
+        struct lov_obd* lov=&dev->u.lov;
+        len+=snprintf(page, count, LPU64"\n", \
+                      lov->desc.ld_default_stripe_size);
+        return len;
+
+}
+int rd_stripefactor(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        struct obd_device* dev=(struct obd_device*)data;
+        int len=0;
+        struct lov_obd* lov=&dev->u.lov;
+        len+=snprintf(page, count, LPU64"\n", \
+                      lov->desc.ld_default_stripe_offset);
+        return len;
+
+}
+
+int rd_stripetype(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{       
+        struct obd_device* dev=(struct obd_device*)data;
+        int len=0;
+        struct lov_obd* lov=&dev->u.lov;
+        len+=snprintf(page, count, LPU64"\n", \
+                      (__u64)(lov->desc.ld_pattern));
+        return len;
+
+}
+
+int rd_blksize(char* page, char **start, off_t off,
+                int count, int *eof, void *data)
+{
+        return 0;
+}
+
+
+int rd_blktotal(char* page, char **start, off_t off,
+                int count, int *eof, void *data)
+{
+        return 0;
+}
+
+int rd_blkfree(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        return 0;
+}
+
+int rd_kbfree(char* page, char **start, off_t off,
+              int count, int *eof, void *data)
+{
+        return 0;
+}
+
+int rd_numobjects(char* page, char **start, off_t off,
+                  int count, int *eof, void *data)
+{
+        return 0;
+}
+
+int rd_objfree(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        return 0;
+}
+
+int rd_objgroups(char* page, char **start, off_t off,
+                 int count, int *eof, void *data)
+{
+        return 0;
+}
+
+int rd_target(char* page, char **start, off_t off,
+                 int count, int *eof, void *data)
+{
+        struct obd_device* dev=(struct obd_device*)data;
+        int len=0, i=0;
+        struct lov_obd* lov=&dev->u.lov;
+        struct lov_tgt_desc* tgts=lov->tgts;
+        while(i<lov->desc.ld_tgt_count){
+                len+=snprintf(page, count, \
+                              "OBD Device [%d] UUID: %s\n", \
+                              i, tgts->uuid);
+
+                i++;
+                tgts++;
+        }
+        
+        return len;
+}
+int rd_mdc(char* page, char **start, off_t off,
+                 int count, int *eof, void *data)
+{
+        struct obd_device* dev=(struct obd_device*)data;
+        int len=0;
+        struct lov_obd* lov=&dev->u.lov;
+        len+=snprintf(page, count, \
+                              "%s\n", \
+                              lov->mdcobd->obd_uuid);
+        return len;
+}
+
+lprocfs_vars_t snmp_var_nm_1[]={
+        {"snmp/uuid", rd_uuid, 0},
+        {"snmp/lov_stripesize",rd_stripesize, 0},
+        {"snmp/lov_stripedepth",rd_stripedepth, 0},
+        {"snmp/lov_stripefactor",rd_stripefactor, 0},
+        {"snmp/lov_stripetype", rd_stripetype, 0},
+        {"snmp/f_objects", rd_numobjects, 0},
+        {"snmp/f_objectsfree", rd_objfree, 0},
+        {"snmp/f_objectgroups", rd_objgroups, 0},
+        {"snmp/f_blocksize", rd_blksize, 0},
+        {"snmp/f_blockstotal", rd_blktotal, 0},
+        {"snmp/f_kbytesfree", rd_kbfree, 0},
+        {"snmp/f_blocksfree", rd_blkfree, 0},
+        {"snmp/target_obd", rd_target, 0},
+        {"snmp/target_mdc", rd_mdc, 0},
+        {0}
+};
-- 
1.8.3.1