fs/gfs2/lvb.c

   1 /*
   2  * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
   3  * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
   4  *
   5  * This copyrighted material is made available to anyone wishing to use,
   6  * modify, copy, or redistribute it subject to the terms and conditions
   7  * of the GNU General Public License v.2.
   8  */
   9
  10 #include <linux/sched.h>
  11 #include <linux/slab.h>
  12 #include <linux/spinlock.h>
  13 #include <linux/completion.h>
  14 #include <linux/buffer_head.h>
  15 #include <linux/gfs2_ondisk.h>
  16
  17 #include "gfs2.h"
  18 #include "lm_interface.h"
  19 #include "incore.h"
  20 #include "lvb.h"
  21
  22 #define pv(struct, member, fmt) printk(KERN_INFO "  "#member" = "fmt"\n", \
  23                                        struct->member);
  24
  25 void gfs2_quota_lvb_in(struct gfs2_quota_lvb *qb, char *lvb)
  26 {
  27         struct gfs2_quota_lvb *str = (struct gfs2_quota_lvb *)lvb;
  28
  29         qb->qb_magic = be32_to_cpu(str->qb_magic);
  30         qb->qb_limit = be64_to_cpu(str->qb_limit);
  31         qb->qb_warn  = be64_to_cpu(str->qb_warn);
  32         qb->qb_value = be64_to_cpu(str->qb_value);
  33 }
  34
  35 void gfs2_quota_lvb_out(struct gfs2_quota_lvb *qb, char *lvb)
  36 {
  37         struct gfs2_quota_lvb *str = (struct gfs2_quota_lvb *)lvb;
  38
  39         str->qb_magic = cpu_to_be32(qb->qb_magic);
  40         str->qb_limit = cpu_to_be64(qb->qb_limit);
  41         str->qb_warn  = cpu_to_be64(qb->qb_warn);
  42         str->qb_value = cpu_to_be64(qb->qb_value);
  43 }
  44
  45