xfs/libxfs/xfs_defer.c

33  * Deferred Operations in XFS
53  * Deferred work is tracked in xfs_defer_pending items.  Each pending
54  * item tracks one type of deferred work.  Incoming work items (which
57  * the deferred operations.
59  * Finishing a set of deferred operations is an involved process.  To
60  * start, we define "rolling a deferred-op transaction" as follows:
77  *   - Roll the deferred-op transaction as above.
85  *       Transaction while Finishing Deferred Work" section below for
94  * Requesting a Fresh Transaction while Finishing Deferred Work
195  * Ensure there's a log intent item associated with this deferred work item if
226  * Returns 1 if at least one log item was associated with the deferred work;
382 /* Roll a transaction so we can do some deferred op processing. */
450 		 * If the log intent item for this deferred op is not a part of  in xfs_defer_relog()
512 			 * Transaction while Finishing Deferred Work" above.  in xfs_defer_finish_one()
559 		 * Deferred items that are created in the process of finishing  in xfs_defer_finish_noroll()
560 		 * other deferred work items should be queued at the head of  in xfs_defer_finish_noroll()
561 		 * the pending list, which puts them ahead of the deferred work  in xfs_defer_finish_noroll()
643 /* Add an item for later deferred processing. */
685  * Create a pending deferred work item to replay the recovered intent item
705  * Cancel a deferred work item created to recover a log intent item.  @dfp
718  * Move deferred ops from one transaction to another and reset the source to
740  * Prepare a chain of fresh deferred ops work items to be completed later.  Log
748  * deferred ops state is transferred to the capture structure and the
813 /* Release all resources that we used to capture deferred ops. */
834  * Capture any deferred ops and commit the transaction.  This is the last step
836  * of the deferred ops operate on an inode, the caller must pass in that inode
871  * Attach a chain of captured deferred ops to a new transaction and free the
949 /* Set up caches for deferred work items. */
979 /* Destroy all the deferred work item caches, if they've been allocated. */