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Btrfs: kill reserved_bytes in inode 

reserved_bytes is not used for anything in the inode, remove it.

Signed-off-by: Josef Bacik <josef@redhat.com>
This commit is contained in:
Josef Bacik 2011-07-14 16:02:04 -04:00
parent f1bdcc0a82
commit 0cbbdf7c9c
3 changed files with 0 additions and 8 deletions
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5
fs/btrfs/btrfs_inode.h
View File

@ -103,11 +103,6 @@ struct btrfs_inode {
*/ */
u64 delalloc_bytes; u64 delalloc_bytes;
/* total number of bytes that may be used for this inode for
* delalloc
*/
u64 reserved_bytes;
/* /*
* the size of the file stored in the metadata on disk. data=ordered * the size of the file stored in the metadata on disk. data=ordered
* means the in-memory i_size might be larger than the size on disk * means the in-memory i_size might be larger than the size on disk

2
fs/btrfs/extent-tree.c
View File

@ -3122,7 +3122,6 @@ int btrfs_check_data_free_space(struct inode *inode, u64 bytes)
return -ENOSPC; return -ENOSPC;
} }
data_sinfo->bytes_may_use += bytes; data_sinfo->bytes_may_use += bytes;
BTRFS_I(inode)->reserved_bytes += bytes;
spin_unlock(&data_sinfo->lock); spin_unlock(&data_sinfo->lock);
return 0; return 0;
@ -3144,7 +3143,6 @@ void btrfs_free_reserved_data_space(struct inode *inode, u64 bytes)
data_sinfo = BTRFS_I(inode)->space_info; data_sinfo = BTRFS_I(inode)->space_info;
spin_lock(&data_sinfo->lock); spin_lock(&data_sinfo->lock);
data_sinfo->bytes_may_use -= bytes; data_sinfo->bytes_may_use -= bytes;
BTRFS_I(inode)->reserved_bytes -= bytes;
spin_unlock(&data_sinfo->lock); spin_unlock(&data_sinfo->lock);
} }

1
fs/btrfs/inode.c
View File

@ -6755,7 +6755,6 @@ struct inode *btrfs_alloc_inode(struct super_block *sb)
ei->last_sub_trans = 0; ei->last_sub_trans = 0;
ei->logged_trans = 0; ei->logged_trans = 0;
ei->delalloc_bytes = 0; ei->delalloc_bytes = 0;
ei->reserved_bytes = 0;
ei->disk_i_size = 0; ei->disk_i_size = 0;
ei->flags = 0; ei->flags = 0;
ei->index_cnt = (u64)-1; ei->index_cnt = (u64)-1;