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-rw-r--r--btrfs-image.c40
1 files changed, 19 insertions, 21 deletions
diff --git a/btrfs-image.c b/btrfs-image.c
index eba0e29..5c4c6fa 100644
--- a/btrfs-image.c
+++ b/btrfs-image.c
@@ -133,7 +133,7 @@ struct mdrestore_struct {
struct list_head list;
struct list_head overlapping_chunks;
size_t num_items;
- u32 leafsize;
+ u32 nodesize;
u64 devid;
u64 alloced_chunks;
u64 last_physical_offset;
@@ -1073,7 +1073,7 @@ static int copy_tree_blocks(struct btrfs_root *root, struct extent_buffer *eb,
int i = 0;
int ret;
- ret = add_extent(btrfs_header_bytenr(eb), root->leafsize, metadump, 0);
+ ret = add_extent(btrfs_header_bytenr(eb), root->nodesize, metadump, 0);
if (ret) {
fprintf(stderr, "Error adding metadata block\n");
return ret;
@@ -1091,7 +1091,7 @@ static int copy_tree_blocks(struct btrfs_root *root, struct extent_buffer *eb,
continue;
ri = btrfs_item_ptr(eb, i, struct btrfs_root_item);
bytenr = btrfs_disk_root_bytenr(eb, ri);
- tmp = read_tree_block(root, bytenr, root->leafsize, 0);
+ tmp = read_tree_block(root, bytenr, root->nodesize, 0);
if (!extent_buffer_uptodate(tmp)) {
fprintf(stderr,
"Error reading log root block\n");
@@ -1103,7 +1103,7 @@ static int copy_tree_blocks(struct btrfs_root *root, struct extent_buffer *eb,
return ret;
} else {
bytenr = btrfs_node_blockptr(eb, i);
- tmp = read_tree_block(root, bytenr, root->leafsize, 0);
+ tmp = read_tree_block(root, bytenr, root->nodesize, 0);
if (!extent_buffer_uptodate(tmp)) {
fprintf(stderr, "Error reading log block\n");
return -EIO;
@@ -1255,7 +1255,7 @@ static int copy_from_extent_tree(struct metadump_struct *metadump,
bytenr = key.objectid;
if (key.type == BTRFS_METADATA_ITEM_KEY)
- num_bytes = extent_root->leafsize;
+ num_bytes = extent_root->nodesize;
else
num_bytes = key.offset;
@@ -1321,8 +1321,6 @@ static int create_metadump(const char *input, FILE *out, int num_threads,
return -EIO;
}
- BUG_ON(root->nodesize != root->leafsize);
-
ret = metadump_init(&metadump, root, out, num_threads,
compress_level, sanitize);
if (ret) {
@@ -1550,16 +1548,16 @@ static int fixup_chunk_tree_block(struct mdrestore_struct *mdres,
u64 bytenr = async->start;
int i;
- if (size_left % mdres->leafsize)
+ if (size_left % mdres->nodesize)
return 0;
- eb = alloc_dummy_eb(bytenr, mdres->leafsize);
+ eb = alloc_dummy_eb(bytenr, mdres->nodesize);
if (!eb)
return -ENOMEM;
while (size_left) {
eb->start = bytenr;
- memcpy(eb->data, buffer, mdres->leafsize);
+ memcpy(eb->data, buffer, mdres->nodesize);
if (btrfs_header_bytenr(eb) != bytenr)
break;
@@ -1614,9 +1612,9 @@ static int fixup_chunk_tree_block(struct mdrestore_struct *mdres,
memcpy(buffer, eb->data, eb->len);
csum_block(buffer, eb->len);
next:
- size_left -= mdres->leafsize;
- buffer += mdres->leafsize;
- bytenr += mdres->leafsize;
+ size_left -= mdres->nodesize;
+ buffer += mdres->nodesize;
+ bytenr += mdres->nodesize;
}
free(eb);
@@ -1687,7 +1685,7 @@ static void *restore_worker(void *data)
int err = 0;
pthread_mutex_lock(&mdres->mutex);
- while (!mdres->leafsize || list_empty(&mdres->list)) {
+ while (!mdres->nodesize || list_empty(&mdres->list)) {
if (mdres->done) {
pthread_mutex_unlock(&mdres->mutex);
goto out;
@@ -1859,7 +1857,7 @@ static int fill_mdres_info(struct mdrestore_struct *mdres,
int ret;
/* We've already been initialized */
- if (mdres->leafsize)
+ if (mdres->nodesize)
return 0;
if (mdres->compress_method == COMPRESS_ZLIB) {
@@ -1881,7 +1879,7 @@ static int fill_mdres_info(struct mdrestore_struct *mdres,
}
super = (struct btrfs_super_block *)outbuf;
- mdres->leafsize = btrfs_super_leafsize(super);
+ mdres->nodesize = btrfs_super_nodesize(super);
memcpy(mdres->fsid, super->fsid, BTRFS_FSID_SIZE);
memcpy(mdres->uuid, super->dev_item.uuid,
BTRFS_UUID_SIZE);
@@ -1987,18 +1985,18 @@ static int read_chunk_block(struct mdrestore_struct *mdres, u8 *buffer,
int ret = 0;
int i;
- eb = alloc_dummy_eb(bytenr, mdres->leafsize);
+ eb = alloc_dummy_eb(bytenr, mdres->nodesize);
if (!eb) {
ret = -ENOMEM;
goto out;
}
while (item_bytenr != bytenr) {
- buffer += mdres->leafsize;
- item_bytenr += mdres->leafsize;
+ buffer += mdres->nodesize;
+ item_bytenr += mdres->nodesize;
}
- memcpy(eb->data, buffer, mdres->leafsize);
+ memcpy(eb->data, buffer, mdres->nodesize);
if (btrfs_header_bytenr(eb) != bytenr) {
fprintf(stderr, "Eb bytenr doesn't match found bytenr\n");
ret = -EIO;
@@ -2301,7 +2299,7 @@ static int build_chunk_tree(struct mdrestore_struct *mdres,
pthread_mutex_lock(&mdres->mutex);
super = (struct btrfs_super_block *)buffer;
chunk_root_bytenr = btrfs_super_chunk_root(super);
- mdres->leafsize = btrfs_super_leafsize(super);
+ mdres->nodesize = btrfs_super_nodesize(super);
memcpy(mdres->fsid, super->fsid, BTRFS_FSID_SIZE);
memcpy(mdres->uuid, super->dev_item.uuid,
BTRFS_UUID_SIZE);