linux-raid5-spare-counting.patch

   1 diff -urN linux-2.4.21.org/drivers/md/raid5.c linux-2.4.21/drivers/md/raid5.c
   2 --- linux-2.4.21.org/drivers/md/raid5.c Tue Aug 12 22:22:46 2003
   3 +++ linux-2.4.21/drivers/md/raid5.c     Tue Aug 12 22:54:34 2003
   4 @@ -1365,6 +1365,7 @@
   5         struct disk_info *disk;
   6         struct md_list_head *tmp;
   7         int start_recovery = 0;
   8 +       int spares = 0;
   9
  10         MOD_INC_USE_COUNT;
  11
  12 @@ -1462,6 +1463,7 @@
  13                         disk->write_only = 0;
  14                         disk->spare = 1;
  15                         disk->used_slot = 1;
  16 +                       spares ++;
  17                 }
  18         }
  19
  20 @@ -1554,6 +1556,7 @@
  21                 }
  22         }
  23         sb->active_disks = conf->working_disks;
  24 +       sb->spare_disks = spares;
  25
  26         if (sb->active_disks == sb->raid_disks)
  27                 printk("raid5: raid level %d set md%d active with %d out of %d devices, algorithm %d\n", conf->level, mdidx(mddev), sb->active_disks, sb->raid_disks, conf->algorithm);