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Btrfs: reference counts on data extents

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-03-27 06:33:00 -04:00
committed by David Woodhouse
parent dee26a9f7a
commit 6407bf6d7c
5 changed files with 82 additions and 24 deletions
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6
fs/btrfs/super.c
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@@ -700,7 +700,7 @@ out:
static int btrfs_prepare_write(struct file *file, struct page *page,
unsigned from, unsigned to)
{
return block_prepare_write(page, from, to, btrfs_get_block);
return nobh_prepare_write(page, from, to, btrfs_get_block);
}
static void btrfs_write_super(struct super_block *sb)
@@ -721,7 +721,7 @@ static int btrfs_readpages(struct file *file, struct address_space *mapping,
static int btrfs_writepage(struct page *page, struct writeback_control *wbc)
{
return block_write_full_page(page, btrfs_get_block, wbc);
return nobh_writepage(page, btrfs_get_block, wbc);
}
static int btrfs_get_sb(struct file_system_type *fs_type,
@@ -768,7 +768,7 @@ static struct address_space_operations btrfs_aops = {
.writepage = btrfs_writepage,
.sync_page = block_sync_page,
.prepare_write = btrfs_prepare_write,
.commit_write = generic_commit_write,
.commit_write = nobh_commit_write,
};
static struct inode_operations btrfs_file_inode_operations = {