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-rw-r--r--fs/btrfs/backref.c6
-rw-r--r--fs/btrfs/ctree.c54
-rw-r--r--fs/btrfs/ctree.h6
-rw-r--r--fs/btrfs/disk-io.c37
-rw-r--r--fs/btrfs/disk-io.h7
-rw-r--r--fs/btrfs/extent-tree.c20
-rw-r--r--fs/btrfs/ioctl.c3
-rw-r--r--fs/btrfs/print-tree.c1
-rw-r--r--fs/btrfs/relocation.c28
9 files changed, 57 insertions, 105 deletions
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 6829dc5aa657..2d3e32ebfd15 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -490,7 +490,7 @@ static int __add_missing_keys(struct btrfs_fs_info *fs_info,
continue;
BUG_ON(!ref->wanted_disk_byte);
eb = read_tree_block(fs_info->tree_root, ref->wanted_disk_byte,
- fs_info->tree_root->nodesize, 0);
+ 0);
if (!eb || !extent_buffer_uptodate(eb)) {
free_extent_buffer(eb);
return -EIO;
@@ -1028,12 +1028,10 @@ again:
if (ref->count && ref->parent) {
if (extent_item_pos && !ref->inode_list &&
ref->level == 0) {
- u32 bsz;
struct extent_buffer *eb;
- bsz = fs_info->extent_root->nodesize;
eb = read_tree_block(fs_info->extent_root,
- ref->parent, bsz, 0);
+ ref->parent, 0);
if (!eb || !extent_buffer_uptodate(eb)) {
free_extent_buffer(eb);
ret = -EIO;
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index b289d2a9bbf5..19bc6162fb8e 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -258,9 +258,8 @@ int btrfs_copy_root(struct btrfs_trans_handle *trans,
else
btrfs_node_key(buf, &disk_key, 0);
- cow = btrfs_alloc_free_block(trans, root, buf->len, 0,
- new_root_objectid, &disk_key, level,
- buf->start, 0);
+ cow = btrfs_alloc_tree_block(trans, root, 0, new_root_objectid,
+ &disk_key, level, buf->start, 0);
if (IS_ERR(cow))
return PTR_ERR(cow);
@@ -1133,9 +1132,9 @@ static noinline int __btrfs_cow_block(struct btrfs_trans_handle *trans,
} else
parent_start = 0;
- cow = btrfs_alloc_free_block(trans, root, buf->len, parent_start,
- root->root_key.objectid, &disk_key,
- level, search_start, empty_size);
+ cow = btrfs_alloc_tree_block(trans, root, parent_start,
+ root->root_key.objectid, &disk_key, level,
+ search_start, empty_size);
if (IS_ERR(cow))
return PTR_ERR(cow);
@@ -1425,7 +1424,6 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
struct tree_mod_root *old_root = NULL;
u64 old_generation = 0;
u64 logical;
- u32 blocksize;
eb_root = btrfs_read_lock_root_node(root);
tm = __tree_mod_log_oldest_root(root->fs_info, eb_root, time_seq);
@@ -1444,8 +1442,7 @@ get_old_root(struct btrfs_root *root, u64 time_seq)
if (old_root && tm && tm->op != MOD_LOG_KEY_REMOVE_WHILE_FREEING) {
btrfs_tree_read_unlock(eb_root);
free_extent_buffer(eb_root);
- blocksize = root->nodesize;
- old = read_tree_block(root, logical, blocksize, 0);
+ old = read_tree_block(root, logical, 0);
if (WARN_ON(!old || !extent_buffer_uptodate(old))) {
free_extent_buffer(old);
btrfs_warn(root->fs_info,
@@ -1684,15 +1681,14 @@ int btrfs_realloc_node(struct btrfs_trans_handle *trans,
continue;
}
- cur = btrfs_find_tree_block(root, blocknr, blocksize);
+ cur = btrfs_find_tree_block(root, blocknr);
if (cur)
uptodate = btrfs_buffer_uptodate(cur, gen, 0);
else
uptodate = 0;
if (!cur || !uptodate) {
if (!cur) {
- cur = read_tree_block(root, blocknr,
- blocksize, gen);
+ cur = read_tree_block(root, blocknr, gen);
if (!cur || !extent_buffer_uptodate(cur)) {
free_extent_buffer(cur);
return -EIO;
@@ -1871,7 +1867,6 @@ static noinline struct extent_buffer *read_node_slot(struct btrfs_root *root,
BUG_ON(level == 0);
eb = read_tree_block(root, btrfs_node_blockptr(parent, slot),
- root->nodesize,
btrfs_node_ptr_generation(parent, slot));
if (eb && !extent_buffer_uptodate(eb)) {
free_extent_buffer(eb);
@@ -2267,7 +2262,7 @@ static void reada_for_search(struct btrfs_root *root,
search = btrfs_node_blockptr(node, slot);
blocksize = root->nodesize;
- eb = btrfs_find_tree_block(root, search, blocksize);
+ eb = btrfs_find_tree_block(root, search);
if (eb) {
free_extent_buffer(eb);
return;
@@ -2297,7 +2292,7 @@ static void reada_for_search(struct btrfs_root *root,
if ((search <= target && target - search <= 65536) ||
(search > target && search - target <= 65536)) {
gen = btrfs_node_ptr_generation(node, nr);
- readahead_tree_block(root, search, blocksize, gen);
+ readahead_tree_block(root, search, blocksize);
nread += blocksize;
}
nscan++;
@@ -2329,7 +2324,7 @@ static noinline void reada_for_balance(struct btrfs_root *root,
if (slot > 0) {
block1 = btrfs_node_blockptr(parent, slot - 1);
gen = btrfs_node_ptr_generation(parent, slot - 1);
- eb = btrfs_find_tree_block(root, block1, blocksize);
+ eb = btrfs_find_tree_block(root, block1);
/*
* if we get -eagain from btrfs_buffer_uptodate, we
* don't want to return eagain here. That will loop
@@ -2342,16 +2337,16 @@ static noinline void reada_for_balance(struct btrfs_root *root,
if (slot + 1 < nritems) {
block2 = btrfs_node_blockptr(parent, slot + 1);
gen = btrfs_node_ptr_generation(parent, slot + 1);
- eb = btrfs_find_tree_block(root, block2, blocksize);
+ eb = btrfs_find_tree_block(root, block2);
if (eb && btrfs_buffer_uptodate(eb, gen, 1) != 0)
block2 = 0;
free_extent_buffer(eb);
}
if (block1)
- readahead_tree_block(root, block1, blocksize, 0);
+ readahead_tree_block(root, block1, blocksize);
if (block2)
- readahead_tree_block(root, block2, blocksize, 0);
+ readahead_tree_block(root, block2, blocksize);
}
@@ -2453,16 +2448,14 @@ read_block_for_search(struct btrfs_trans_handle *trans,
{
u64 blocknr;
u64 gen;
- u32 blocksize;
struct extent_buffer *b = *eb_ret;
struct extent_buffer *tmp;
int ret;
blocknr = btrfs_node_blockptr(b, slot);
gen = btrfs_node_ptr_generation(b, slot);
- blocksize = root->nodesize;
- tmp = btrfs_find_tree_block(root, blocknr, blocksize);
+ tmp = btrfs_find_tree_block(root, blocknr);
if (tmp) {
/* first we do an atomic uptodate check */
if (btrfs_buffer_uptodate(tmp, gen, 1) > 0) {
@@ -2506,7 +2499,7 @@ read_block_for_search(struct btrfs_trans_handle *trans,
btrfs_release_path(p);
ret = -EAGAIN;
- tmp = read_tree_block(root, blocknr, blocksize, 0);
+ tmp = read_tree_block(root, blocknr, 0);
if (tmp) {
/*
* If the read above didn't mark this buffer up to date,
@@ -3360,9 +3353,8 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans,
else
btrfs_node_key(lower, &lower_key, 0);
- c = btrfs_alloc_free_block(trans, root, root->nodesize, 0,
- root->root_key.objectid, &lower_key,
- level, root->node->start, 0);
+ c = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid,
+ &lower_key, level, root->node->start, 0);
if (IS_ERR(c))
return PTR_ERR(c);
@@ -3500,9 +3492,8 @@ static noinline int split_node(struct btrfs_trans_handle *trans,
mid = (c_nritems + 1) / 2;
btrfs_node_key(c, &disk_key, mid);
- split = btrfs_alloc_free_block(trans, root, root->nodesize, 0,
- root->root_key.objectid,
- &disk_key, level, c->start, 0);
+ split = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid,
+ &disk_key, level, c->start, 0);
if (IS_ERR(split))
return PTR_ERR(split);
@@ -4280,9 +4271,8 @@ again:
else
btrfs_item_key(l, &disk_key, mid);
- right = btrfs_alloc_free_block(trans, root, root->nodesize, 0,
- root->root_key.objectid,
- &disk_key, 0, l->start, 0);
+ right = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid,
+ &disk_key, 0, l->start, 0);
if (IS_ERR(right))
return PTR_ERR(right);
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index baa4031602c1..f7555e2767de 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3291,9 +3291,9 @@ struct btrfs_block_group_cache *btrfs_lookup_block_group(
u64 bytenr);
void btrfs_put_block_group(struct btrfs_block_group_cache *cache);
int get_block_group_index(struct btrfs_block_group_cache *cache);
-struct extent_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, u32 blocksize,
- u64 parent, u64 root_objectid,
+struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root, u64 parent,
+ u64 root_objectid,
struct btrfs_disk_key *key, int level,
u64 hint, u64 empty_size);
void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 07d9e83f8954..2409718e3f20 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1073,20 +1073,17 @@ static const struct address_space_operations btree_aops = {
.set_page_dirty = btree_set_page_dirty,
};
-int readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize,
- u64 parent_transid)
+void readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize)
{
struct extent_buffer *buf = NULL;
struct inode *btree_inode = root->fs_info->btree_inode;
- int ret = 0;
buf = btrfs_find_create_tree_block(root, bytenr, blocksize);
if (!buf)
- return 0;
+ return;
read_extent_buffer_pages(&BTRFS_I(btree_inode)->io_tree,
buf, 0, WAIT_NONE, btree_get_extent, 0);
free_extent_buffer(buf);
- return ret;
}
int reada_tree_block_flagged(struct btrfs_root *root, u64 bytenr, u32 blocksize,
@@ -1122,7 +1119,7 @@ int reada_tree_block_flagged(struct btrfs_root *root, u64 bytenr, u32 blocksize,
}
struct extent_buffer *btrfs_find_tree_block(struct btrfs_root *root,
- u64 bytenr, u32 blocksize)
+ u64 bytenr)
{
return find_extent_buffer(root->fs_info, bytenr);
}
@@ -1150,12 +1147,12 @@ int btrfs_wait_tree_block_writeback(struct extent_buffer *buf)
}
struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
- u32 blocksize, u64 parent_transid)
+ u64 parent_transid)
{
struct extent_buffer *buf = NULL;
int ret;
- buf = btrfs_find_create_tree_block(root, bytenr, blocksize);
+ buf = btrfs_find_create_tree_block(root, bytenr, root->nodesize);
if (!buf)
return NULL;
@@ -1336,8 +1333,7 @@ struct btrfs_root *btrfs_create_tree(struct btrfs_trans_handle *trans,
root->root_key.type = BTRFS_ROOT_ITEM_KEY;
root->root_key.offset = 0;
- leaf = btrfs_alloc_free_block(trans, root, root->nodesize,
- 0, objectid, NULL, 0, 0, 0);
+ leaf = btrfs_alloc_tree_block(trans, root, 0, objectid, NULL, 0, 0, 0);
if (IS_ERR(leaf)) {
ret = PTR_ERR(leaf);
leaf = NULL;
@@ -1424,9 +1420,8 @@ static struct btrfs_root *alloc_log_tree(struct btrfs_trans_handle *trans,
* updated (along with back refs to the log tree).
*/
- leaf = btrfs_alloc_free_block(trans, root, root->nodesize, 0,
- BTRFS_TREE_LOG_OBJECTID, NULL,
- 0, 0, 0);
+ leaf = btrfs_alloc_tree_block(trans, root, 0, BTRFS_TREE_LOG_OBJECTID,
+ NULL, 0, 0, 0);
if (IS_ERR(leaf)) {
kfree(root);
return ERR_CAST(leaf);
@@ -1496,7 +1491,6 @@ static struct btrfs_root *btrfs_read_tree_root(struct btrfs_root *tree_root,
struct btrfs_fs_info *fs_info = tree_root->fs_info;
struct btrfs_path *path;
u64 generation;
- u32 blocksize;
int ret;
path = btrfs_alloc_path();
@@ -1521,9 +1515,8 @@ static struct btrfs_root *btrfs_read_tree_root(struct btrfs_root *tree_root,
}
generation = btrfs_root_generation(&root->root_item);
- blocksize = root->nodesize;
root->node = read_tree_block(root, btrfs_root_bytenr(&root->root_item),
- blocksize, generation);
+ generation);
if (!root->node) {
ret = -ENOMEM;
goto find_fail;
@@ -2151,7 +2144,6 @@ int open_ctree(struct super_block *sb,
{
u32 sectorsize;
u32 nodesize;
- u32 blocksize;
u32 stripesize;
u64 generation;
u64 features;
@@ -2655,7 +2647,6 @@ int open_ctree(struct super_block *sb,
goto fail_sb_buffer;
}
- blocksize = tree_root->nodesize;
generation = btrfs_super_chunk_root_generation(disk_super);
__setup_root(nodesize, sectorsize, stripesize, chunk_root,
@@ -2663,7 +2654,7 @@ int open_ctree(struct super_block *sb,
chunk_root->node = read_tree_block(chunk_root,
btrfs_super_chunk_root(disk_super),
- blocksize, generation);
+ generation);
if (!chunk_root->node ||
!test_bit(EXTENT_BUFFER_UPTODATE, &chunk_root->node->bflags)) {
printk(KERN_WARNING "BTRFS: failed to read chunk root on %s\n",
@@ -2696,12 +2687,11 @@ int open_ctree(struct super_block *sb,
}
retry_root_backup:
- blocksize = tree_root->nodesize;
generation = btrfs_super_generation(disk_super);
tree_root->node = read_tree_block(tree_root,
btrfs_super_root(disk_super),
- blocksize, generation);
+ generation);
if (!tree_root->node ||
!test_bit(EXTENT_BUFFER_UPTODATE, &tree_root->node->bflags)) {
printk(KERN_WARNING "BTRFS: failed to read tree root on %s\n",
@@ -2870,7 +2860,6 @@ retry_root_backup:
err = -EIO;
goto fail_qgroup;
}
- blocksize = tree_root->nodesize;
log_tree_root = btrfs_alloc_root(fs_info);
if (!log_tree_root) {
@@ -2882,7 +2871,6 @@ retry_root_backup:
log_tree_root, fs_info, BTRFS_TREE_LOG_OBJECTID);
log_tree_root->node = read_tree_block(tree_root, bytenr,
- blocksize,
generation + 1);
if (!log_tree_root->node ||
!extent_buffer_uptodate(log_tree_root->node)) {
@@ -4084,8 +4072,7 @@ static int btrfs_destroy_marked_extents(struct btrfs_root *root,
clear_extent_bits(dirty_pages, start, end, mark, GFP_NOFS);
while (start <= end) {
- eb = btrfs_find_tree_block(root, start,
- root->nodesize);
+ eb = btrfs_find_tree_block(root, start);
start += root->nodesize;
if (!eb)
continue;
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 9ac233923ca3..414651821fb3 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -45,9 +45,8 @@ struct btrfs_device;
struct btrfs_fs_devices;
struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
- u32 blocksize, u64 parent_transid);
-int readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize,
- u64 parent_transid);
+ u64 parent_transid);
+void readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize);
int reada_tree_block_flagged(struct btrfs_root *root, u64 bytenr, u32 blocksize,
int mirror_num, struct extent_buffer **eb);
struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root,
@@ -63,7 +62,7 @@ int write_ctree_super(struct btrfs_trans_handle *trans,
struct buffer_head *btrfs_read_dev_super(struct block_device *bdev);
int btrfs_commit_super(struct btrfs_root *root);
struct extent_buffer *btrfs_find_tree_block(struct btrfs_root *root,
- u64 bytenr, u32 blocksize);
+ u64 bytenr);
struct btrfs_root *btrfs_read_fs_root(struct btrfs_root *tree_root,
struct btrfs_key *location);
int btrfs_init_fs_root(struct btrfs_root *root);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 23940cc207e8..9a5effa32a66 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -7323,8 +7323,8 @@ static void unuse_block_rsv(struct btrfs_fs_info *fs_info,
*
* returns the tree buffer or NULL.
*/
-struct extent_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
- struct btrfs_root *root, u32 blocksize,
+struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root,
u64 parent, u64 root_objectid,
struct btrfs_disk_key *key, int level,
u64 hint, u64 empty_size)
@@ -7334,6 +7334,7 @@ struct extent_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
struct extent_buffer *buf;
u64 flags = 0;
int ret;
+ u32 blocksize = root->nodesize;
bool skinny_metadata = btrfs_fs_incompat(root->fs_info,
SKINNY_METADATA);
@@ -7486,10 +7487,7 @@ static noinline void reada_walk_down(struct btrfs_trans_handle *trans,
continue;
}
reada:
- ret = readahead_tree_block(root, bytenr, blocksize,
- generation);
- if (ret)
- break;
+ readahead_tree_block(root, bytenr, blocksize);
nread++;
}
wc->reada_slot = slot;
@@ -7648,7 +7646,6 @@ walk_down:
level = root_level;
while (level >= 0) {
if (path->nodes[level] == NULL) {
- int child_bsize = root->nodesize;
int parent_slot;
u64 child_gen;
u64 child_bytenr;
@@ -7660,8 +7657,7 @@ walk_down:
child_bytenr = btrfs_node_blockptr(eb, parent_slot);
child_gen = btrfs_node_ptr_generation(eb, parent_slot);
- eb = read_tree_block(root, child_bytenr, child_bsize,
- child_gen);
+ eb = read_tree_block(root, child_bytenr, child_gen);
if (!eb || !extent_buffer_uptodate(eb)) {
ret = -EIO;
goto out;
@@ -7677,7 +7673,7 @@ walk_down:
ret = btrfs_qgroup_record_ref(trans, root->fs_info,
root->objectid,
child_bytenr,
- child_bsize,
+ root->nodesize,
BTRFS_QGROUP_OPER_SUB_SUBTREE,
0);
if (ret)
@@ -7830,7 +7826,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans,
bytenr = btrfs_node_blockptr(path->nodes[level], path->slots[level]);
blocksize = root->nodesize;
- next = btrfs_find_tree_block(root, bytenr, blocksize);
+ next = btrfs_find_tree_block(root, bytenr);
if (!next) {
next = btrfs_find_create_tree_block(root, bytenr, blocksize);
if (!next)
@@ -7892,7 +7888,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans,
if (!next) {
if (reada && level == 1)
reada_walk_down(trans, root, wc, path);
- next = read_tree_block(root, bytenr, blocksize, generation);
+ next = read_tree_block(root, bytenr, generation);
if (!next || !extent_buffer_uptodate(next)) {
free_extent_buffer(next);
return -EIO;
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 87a7267a6bb2..fd9d19057e7e 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -480,8 +480,7 @@ static noinline int create_subvol(struct inode *dir,
if (ret)
goto fail;
- leaf = btrfs_alloc_free_block(trans, root, root->nodesize,
- 0, objectid, NULL, 0, 0, 0);
+ leaf = btrfs_alloc_tree_block(trans, root, 0, objectid, NULL, 0, 0, 0);
if (IS_ERR(leaf)) {
ret = PTR_ERR(leaf);
goto fail;
diff --git a/fs/btrfs/print-tree.c b/fs/btrfs/print-tree.c
index eb309855d5c8..647ab12fdf5d 100644
--- a/fs/btrfs/print-tree.c
+++ b/fs/btrfs/print-tree.c
@@ -336,7 +336,6 @@ void btrfs_print_tree(struct btrfs_root *root, struct extent_buffer *c)
for (i = 0; i < nr; i++) {
struct extent_buffer *next = read_tree_block(root,
btrfs_node_blockptr(c, i),
- root->nodesize,
btrfs_node_ptr_generation(c, i));
if (btrfs_is_leaf(next) &&
level != 1)
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 8f9967f03b64..74257d6436ad 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1846,8 +1846,7 @@ again:
break;
}
- eb = read_tree_block(dest, old_bytenr, blocksize,
- old_ptr_gen);
+ eb = read_tree_block(dest, old_bytenr, old_ptr_gen);
if (!eb || !extent_buffer_uptodate(eb)) {
ret = (!eb) ? -ENOMEM : -EIO;
free_extent_buffer(eb);
@@ -1977,7 +1976,6 @@ int walk_down_reloc_tree(struct btrfs_root *root, struct btrfs_path *path,
u64 bytenr;
u64 ptr_gen = 0;
u64 last_snapshot;
- u32 blocksize;
u32 nritems;
last_snapshot = btrfs_root_last_snapshot(&root->root_item);
@@ -2003,8 +2001,7 @@ int walk_down_reloc_tree(struct btrfs_root *root, struct btrfs_path *path,
}
bytenr = btrfs_node_blockptr(eb, path->slots[i]);
- blocksize = root->nodesize;
- eb = read_tree_block(root, bytenr, blocksize, ptr_gen);
+ eb = read_tree_block(root, bytenr, ptr_gen);
if (!eb || !extent_buffer_uptodate(eb)) {
free_extent_buffer(eb);
return -EIO;
@@ -2712,7 +2709,7 @@ static int do_relocation(struct btrfs_trans_handle *trans,
blocksize = root->nodesize;
generation = btrfs_node_ptr_generation(upper->eb, slot);
- eb = read_tree_block(root, bytenr, blocksize, generation);
+ eb = read_tree_block(root, bytenr, generation);
if (!eb || !extent_buffer_uptodate(eb)) {
free_extent_buffer(eb);
err = -EIO;
@@ -2874,7 +2871,7 @@ static int get_tree_block_key(struct reloc_control *rc,
BUG_ON(block->key_ready);
eb = read_tree_block(rc->extent_root, block->bytenr,
- block->key.objectid, block->key.offset);
+ block->key.offset);
if (!eb || !extent_buffer_uptodate(eb)) {
free_extent_buffer(eb);
return -EIO;
@@ -2889,20 +2886,6 @@ static int get_tree_block_key(struct reloc_control *rc,
return 0;
}
-static int reada_tree_block(struct reloc_control *rc,
- struct tree_block *block)
-{
- BUG_ON(block->key_ready);
- if (block->key.type == BTRFS_METADATA_ITEM_KEY)
- readahead_tree_block(rc->extent_root, block->bytenr,
- block->key.objectid,
- rc->extent_root->nodesize);
- else
- readahead_tree_block(rc->extent_root, block->bytenr,
- block->key.objectid, block->key.offset);
- return 0;
-}
-
/*
* helper function to relocate a tree block
*/
@@ -2982,7 +2965,8 @@ int relocate_tree_blocks(struct btrfs_trans_handle *trans,
while (rb_node) {
block = rb_entry(rb_node, struct tree_block, rb_node);
if (!block->key_ready)
- reada_tree_block(rc, block);
+ readahead_tree_block(rc->extent_root, block->bytenr,
+ block->key.objectid);
rb_node = rb_next(rb_node);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-19 21:38:53 +0000