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Btrfs: Block sized tree extents and extent deletion

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-02-23 08:38:36 -05:00
committed by David Woodhouse
parent 5c680ed620
commit 9a8dd1502d
5 changed files with 253 additions and 136 deletions
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13
fs/btrfs/ctree.h
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@@ -28,21 +28,12 @@ struct header {
struct tree_buffer;
struct alloc_extent {
u64 blocknr;
u64 num_blocks;
u64 num_used;
} __attribute__ ((__packed__));
struct ctree_root {
struct tree_buffer *node;
struct ctree_root *extent_root;
struct alloc_extent *alloc_extent;
struct alloc_extent *reserve_extent;
struct key current_insert;
int fp;
struct radix_tree_root cache_radix;
struct alloc_extent ai1;
struct alloc_extent ai2;
};
struct ctree_root_info {
@@ -52,8 +43,6 @@ struct ctree_root_info {
u64 tree_root; /* the tree root */
u32 csum;
u32 ham;
struct alloc_extent alloc_extent;
struct alloc_extent reserve_extent;
u64 snapuuid[2]; /* root specific uuid */
} __attribute__ ((__packed__));