Btrfs: remove unneeded total_trans (6e3ad887) · Commits · 戴 / test

fs/btrfs/transaction.c

+0 −4

Original line number	Diff line number	Diff line
		@@ -28,7 +28,6 @@
		#include "ref-cache.h"
		#include "tree-log.h"

		static int total_trans = 0;
		extern struct kmem_cache *btrfs_trans_handle_cachep;
		extern struct kmem_cache *btrfs_transaction_cachep;

		@@ -39,8 +38,6 @@ static noinline void put_transaction(struct btrfs_transaction *transaction)
		WARN_ON(transaction->use_count == 0);
		transaction->use_count--;
		if (transaction->use_count == 0) {
		WARN_ON(total_trans == 0);
		total_trans--;
		list_del_init(&transaction->list);
		memset(transaction, 0, sizeof(*transaction));
		kmem_cache_free(btrfs_transaction_cachep, transaction);
		@@ -57,7 +54,6 @@ static noinline int join_transaction(struct btrfs_root *root)
		if (!cur_trans) {
		cur_trans = kmem_cache_alloc(btrfs_transaction_cachep,
		GFP_NOFS);
		total_trans++;
		BUG_ON(!cur_trans);
		root->fs_info->generation++;
		root->fs_info->last_alloc = 0;