forked from Minki/linux
51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
#ifndef __TRANSACTION__
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#define __TRANSACTION__
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#include "btrfs_inode.h"
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struct btrfs_transaction {
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u64 transid;
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unsigned long num_writers;
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int in_commit;
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int use_count;
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int commit_done;
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int magic;
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struct list_head list;
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struct radix_tree_root dirty_pages;
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wait_queue_head_t writer_wait;
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wait_queue_head_t commit_wait;
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};
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struct btrfs_trans_handle {
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int magic;
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u64 transid;
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unsigned long blocks_reserved;
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unsigned long blocks_used;
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struct btrfs_transaction *transaction;
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struct btrfs_block_group_cache *block_group;
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int magic2;
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};
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static inline void btrfs_set_trans_block_group(struct btrfs_trans_handle *trans,
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struct inode *inode)
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{
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trans->block_group = BTRFS_I(inode)->block_group;
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}
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static inline void btrfs_update_inode_block_group(struct
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btrfs_trans_handle *trans,
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struct inode *inode)
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{
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BTRFS_I(inode)->block_group = trans->block_group;
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}
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int btrfs_end_transaction(struct btrfs_trans_handle *trans,
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struct btrfs_root *root);
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struct btrfs_trans_handle *btrfs_start_transaction(struct btrfs_root *root,
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int num_blocks);
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int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans,
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struct btrfs_root *root);
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int btrfs_commit_tree_roots(struct btrfs_trans_handle *trans,
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struct btrfs_root *root);
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#endif
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