fs/xfs/xfs_trans_buf.c

20  * a part of the given transaction.
52  * Add the locked buffer to the transaction.
55  * transaction.
58  * then allocate one for it.  Then add the buf item to the transaction.
84 	 * Take a reference for this transaction on the buf item.  in _xfs_trans_bjoin()
89 	 * Attach the item to the transaction so we can find it in  in _xfs_trans_bjoin()
108  * locked within the given transaction.  If it is already locked
109  * within the transaction, just increment its lock recursion count
112  * If the transaction pointer is NULL, make this just a normal
133 	 * If we find the buffer in the cache with this transaction  in xfs_trans_get_buf_map()
169  * Get and lock the superblock buffer for the given transaction.
179 	 * attached to this transaction.  in xfs_trans_getsb()
202  * locked within the given transaction.  If it has not yet been
204  * within the transaction and already read in, just increment its
207  * If the transaction pointer is NULL, make this just a normal
227 	 * If we find the buffer in the cache with this transaction  in xfs_trans_read_buf_map()
254 		 * already attached to the transaction yet has no buffer ops  in xfs_trans_read_buf_map()
256 		 * attached to the transaction, or by the read caller if  in xfs_trans_read_buf_map()
261 		 * not we have to shut down.  Let the transaction cleanup code  in xfs_trans_read_buf_map()
333  * Release a buffer previously joined to the transaction. If the buffer is
334  * modified within this transaction, decrement the recursion count but do not
336  * within the transaction, decrement the recursion count and release the buffer
340  * transaction began, then also free the buf_log_item associated with it.
342  * If the transaction pointer is NULL, this is a normal xfs_buf_relse() call.
372 	 * If the buffer is invalidated or dirty in this transaction, we can't  in xfs_trans_brelse()
381 	 * Unlink the log item from the transaction and clear the hold flag, if  in xfs_trans_brelse()
398  * and associated with the given transaction.
420  * for this transaction.
441  * Mark a buffer dirty in the transaction.
464 	 * If we invalidated the buffer within this transaction, then  in xfs_trans_dirty_buf()
483  * buffer as needing to be logged when the transaction is committed.
484  * The buffer must already be associated with the given transaction.
510  * Invalidate a buffer that is being used within a transaction.
519  * pinned by another transaction.  If that is the case, then we'll wait until
528  * We mark the item descriptor and the transaction dirty so that we'll hold
660  * Mark the buffer as ordered for this transaction. This means that the contents
661  * of the buffer are not recorded in the transaction but it is tracked in the