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Subject[PATCH] btrfs_read_block_groups: Use enums to index btrfs_space_info->block_groups.
Date
From 33e376755b8a928610032a1cef024dcdd980aee3 Mon Sep 17 00:00:00 2001
From: chandan <chandan@linux.vnet.ibm.com>
Date: Tue, 16 Jul 2013 12:28:56 +0530
Subject: [PATCH] btrfs_read_block_groups: Use enums to index
btrfs_space_info->block_groups.

The current code uses integer literals to index
btrfs_space_info->block_groups[] array. Instead use corresponding
enums from 'enum btrfs_raid_types'.

Signed-off-by: chandan <chandan@linux.vnet.ibm.com>
---
fs/btrfs/extent-tree.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 0236de7..cb18077 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -8394,9 +8394,13 @@ int btrfs_read_block_groups(struct btrfs_root *root)
* avoid allocating from un-mirrored block group if there are
* mirrored block groups.
*/
- list_for_each_entry(cache, &space_info->block_groups[3], list)
+ list_for_each_entry(cache,
+ &space_info->block_groups[BTRFS_RAID_RAID0],
+ list)
set_block_group_ro(cache, 1);
- list_for_each_entry(cache, &space_info->block_groups[4], list)
+ list_for_each_entry(cache,
+ &space_info->block_groups[BTRFS_RAID_SINGLE],
+ list)
set_block_group_ro(cache, 1);
}

--
1.8.3.1



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