From: thantry <thantry>
Date: Wed, 23 Oct 2002 03:01:45 +0000 (+0000)
Subject: File containing read/write fptr implementations for mount_point. To be added to make... 
X-Git-Tag: v1_7_100~4430
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=e14f09844b26ba2bdf34850c04a3ef389ca201ea;ds=sidebyside

File containing read/write fptr implementations for mount_point. To be added to make path after review
---

diff --git a/lustre/llite/lproc_llite.c b/lustre/llite/lproc_llite.c
new file mode 100644
index 0000000..efa28f3
--- /dev/null
+++ b/lustre/llite/lproc_llite.c
@@ -0,0 +1,179 @@
+/* -*- 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_LLITE
+#include <linux/obd_support.h>
+#include <linux/obd_class.h>
+#include <linux/lustre_lite.h>
+#include <linux/lprocfs.h>
+#include <linux/string.h>
+#include <linux/fs.h>
+#include <linux/lustre_lib.h>
+
+
+int rd_path(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        
+        return 0;
+
+}
+int rd_fstype(char* page, char **start, off_t off,
+                int count, int *eof, void *data)
+{
+        int len=0;
+        struct super_block *sb=(struct super_block*)data;
+        
+        len+=snprintf(page, count, "%s\n", sb->s_type->name); 
+        return len;
+}
+int rd_blksize(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        int len=0;
+        struct super_block *sb=(struct super_block*)data;
+        struct statfs mystats;
+        (sb->s_op->statfs)(sb, &mystats);
+        len+=snprintf(page, count, LPU64"\n", (__u64)(mystats.f_bsize)); 
+        return len;
+
+}
+int rd_blktotal(char* page, char **start, off_t off,
+                int count, int *eof, void *data)
+{
+        int len=0;
+        struct super_block *sb=(struct super_block*)data;
+        struct statfs mystats;
+        (sb->s_op->statfs)(sb, &mystats);
+        len+=snprintf(page, count, LPU64"\n", (__u64)(mystats.f_blocks)); 
+        return len;
+        
+}
+
+int rd_blkfree(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        int len=0;
+        struct super_block *sb=(struct super_block*)data;
+        struct statfs mystats;
+        (sb->s_op->statfs)(sb, &mystats);
+        len+=snprintf(page, count, LPU64"\n", (__u64)(mystats.f_bfree)); 
+        return len;
+        
+        
+}
+
+int rd_kbfree(char* page, char **start, off_t off,
+              int count, int *eof, void *data)
+{
+        int len=0;
+        struct super_block *sb=(struct super_block*)data;
+        struct statfs mystats; 
+        long blk_size=0;
+        
+        (sb->s_op->statfs)(sb, &mystats);
+        blk_size=mystats.f_bsize;
+        
+        len+=snprintf(page, count, LPU64"\n", \
+                      (__u64)((mystats.f_bfree)/(blk_size*1024))); 
+        return len; 
+        
+}
+
+int rd_numobjects(char* page, char **start, off_t off,
+                  int count, int *eof, void *data)
+{
+        
+        int len=0;
+        struct super_block *sb=(struct super_block*)data;
+        
+        struct statfs mystats; 
+        
+        
+        (sb->s_op->statfs)(sb, &mystats);
+                
+        len+=snprintf(page, count, LPU64"\n", (__u64)(mystats.f_files)); 
+        return len;
+}
+
+int rd_objfree(char* page, char **start, off_t off,
+               int count, int *eof, void *data)
+{
+        
+        int len=0;
+        struct super_block *sb=(struct super_block*)data;
+        
+        struct statfs mystats; 
+        
+        
+        (sb->s_op->statfs)(sb, &mystats);
+                
+        len+=snprintf(page, count, LPU64"\n", (__u64)(mystats.f_ffree)); 
+        return len;
+}
+
+int rd_objgroups(char* page, char **start, off_t off,
+                 int count, int *eof, void *data)
+{
+        return 0;
+}
+int rd_uuid(char* page, char **start, off_t off,
+            int count, int *eof, void *data)
+{
+        int len=0;
+        struct super_block *sb=(struct super_block*)data;
+        struct ll_sb_info *sbi=ll_s2sbi(sb);
+        len+=snprintf(page, count, "%s\n", sbi->ll_sb_uuid); 
+        return len;    
+
+}
+int rd_dev_name(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_name);
+        return len;
+}
+
+int rd_dev_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;
+}
+
+
+lprocfs_vars_t snmp_var_nm_1[]={
+        {"snmp/uuid", rd_uuid, 0},
+        {"snmp/mntpt_path", rd_path, 0},
+        {"snmp/fs_type", rd_fstype, 0},
+        {"snmp/f_blocksize",rd_blksize, 0},
+        {"snmp/f_blockstotal",rd_blktotal, 0},
+        {"snmp/f_blocksfree",rd_blkfree, 0},
+        {"snmp/f_kbytesfree", rd_kbfree, 0},
+        {"snmp/f_objects", rd_numobjects, 0},
+        {"snmp/f_objectsfree", rd_objfree, 0},
+        {"snmp/f_objectgroups", rd_objgroups, 0},
+        {0}
+};