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Subject: Rework btrfs_file_write to only allocate while page locks are held

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-06-18 09:57:58 -04:00
committed by David Woodhouse
parent 9ebefb180b
commit 8c2383c3dd
7 changed files with 161 additions and 117 deletions
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fs/btrfs/print-tree.c
+18
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@@ -31,6 +31,7 @@ void btrfs_print_leaf(struct btrfs_root *root, struct btrfs_leaf *l)
struct btrfs_dir_item *di;
struct btrfs_inode_item *ii;
struct btrfs_block_group_item *bi;
struct btrfs_file_extent_item *fi;
u32 type;
printk("leaf %llu total ptrs %d free space %d\n",
@@ -75,6 +76,23 @@ void btrfs_print_leaf(struct btrfs_root *root, struct btrfs_leaf *l)
printk("\t\textent data refs %u\n",
btrfs_extent_refs(ei));
break;
case BTRFS_EXTENT_DATA_KEY:
fi = btrfs_item_ptr(l, i,
struct btrfs_file_extent_item);
if (btrfs_file_extent_type(fi) ==
BTRFS_FILE_EXTENT_INLINE) {
printk("\t\tinline extent data size %u\n",
btrfs_file_extent_inline_len(l->items + i));
break;
}
printk("\t\textent data disk block %llu nr %llu\n",
(unsigned long long)btrfs_file_extent_disk_blocknr(fi),
(unsigned long long)btrfs_file_extent_disk_num_blocks(fi));
printk("\t\textent data offset %llu nr %llu\n",
(unsigned long long)btrfs_file_extent_offset(fi),
(unsigned long long)btrfs_file_extent_num_blocks(fi));
break;
case BTRFS_BLOCK_GROUP_ITEM_KEY:
bi = btrfs_item_ptr(l, i,
struct btrfs_block_group_item);