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btrfs: use nodesize everywhere, kill leafsize

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The nodesize and leafsize were never of different values. Unify the
usage and make nodesize the one. Cleanup the redundant checks and
helpers.

Shaves a few bytes from .text:

  text    data     bss     dec     hex filename
852418   24560   23112  900090   dbbfa btrfs.ko.before
851074   24584   23112  898770   db6d2 btrfs.ko.after

Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
David Sterba
2014-06-04 19:22:26 +02:00
committed by Chris Mason
parent 962a298f35
commit 707e8a0715
15 changed files with 89 additions and 141 deletions
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2
fs/btrfs/transaction.c
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@@ -408,7 +408,7 @@ start_transaction(struct btrfs_root *root, u64 num_items, unsigned int type,
if (num_items > 0 && root != root->fs_info->chunk_root) {
if (root->fs_info->quota_enabled &&
is_fstree(root->root_key.objectid)) {
qgroup_reserved = num_items * root->leafsize;
qgroup_reserved = num_items * root->nodesize;
ret = btrfs_qgroup_reserve(root, qgroup_reserved);
if (ret)
return ERR_PTR(ret);