ufs/ffs/ffs_softdep.c

809 static	struct jnewblk *cancel_newblk(struct newblk *, struct worklist *,
898 static	struct worklist *jnewblk_merge(struct worklist *, struct worklist *,
936 static	void add_to_worklist(struct worklist *, int);
937 static	void wake_worklist(struct worklist *);
938 static	void wait_worklist(struct worklist *, char *);
939 static	void remove_from_worklist(struct worklist *);
949 static	void add_to_journal(struct worklist *);
950 static	void remove_from_journal(struct worklist *);
952 static	void softdep_process_journal(struct mount *, struct worklist *, int);
971 static	int jwait(struct worklist *, int);
1032 static	void worklist_insert(struct workhead *, struct worklist *, int,
1034 static	void worklist_remove(struct worklist *, int, const char *, int);
1048 	struct worklist *item;
1069 	struct worklist *item;
1139 	struct worklist *wkn;
1140 	struct worklist *wk;
1171 	struct worklist *wk;
1192 static	void workitem_free(struct worklist *, int);
1193 static	void workitem_alloc(struct worklist *, int, struct mount *);
1194 static	void workitem_reassign(struct worklist *, int);
1197 	workitem_free((struct worklist *)(item), (type))
1199 	workitem_reassign((struct worklist *)(item), (type))
1203 	struct worklist *item;
1243 	struct worklist *item;
1272 	struct worklist *item;
1313 static int stat_worklist_push;	/* number of worklist cleanups */
1556  * This function cleans the worklist for a filesystem.
1711 	struct worklist *wk;
1742 	struct worklist *wk;
1749 		    (struct worklist *)wk->wk_list.le_prev;
1756 	struct worklist *wk;
1766 	struct worklist *wk;
1958  * Process one item on the worklist.
1966 	struct worklist sentinel;
1967 	struct worklist *wk;
2039 		 * We have to retry the worklist item later.  Wake up any
2051 		    (struct worklist *)sentinel.wk_list.le_prev;
2065 	struct worklist *wk, *wktail;
2109 	 * creates. We continue until no more worklist dependencies
2158 		printf("softdep_waitidle: Failed to flush worklist for %p\n",
2166  * Flush all vnodes and worklist items associated with a specified mount point.
2315 	struct worklist *wk;
3060 	struct worklist *wk;
3080  * Remove an arbitrary item for the journal worklist maintain the tail
3086 	struct worklist *wk;
3094 		struct worklist *wkn;
3107 	 * only if the worklist linkage are at the beginning of the structure.
3111 		    (struct worklist *)wk->wk_list.le_prev;
3685 	struct worklist *needwk;
3690 	struct worklist *wk;
3950 	struct worklist *wk;
4238  * to the worklist.
4276  * freefrag is added to the worklist if this completes its dependencies.
4320 	 * If the freeblks is all journaled, we can add it to the worklist.
4330 newjsegdep(struct worklist *wk)
4529  * a file.  The caller must add this to the worklist when the per-filesystem
4941 	struct worklist *wk;
4973 	 * worklist item as IOWAITING because we drop the lock while
4974 	 * processing the journal and the worklist entry may be freed after
5481 		jnewblk->jn_dep = (struct worklist *)newblk;
5532 	struct worklist *wk;
5754 static struct worklist *
5756 	struct worklist *new;
5757 	struct worklist *old;
5818 	struct worklist *wk;
5840 	 * the worklist when it is freed by free_newblk. It is
5884 		wk = (struct worklist *) cancel_newblk(&oldadp->ad_block,
5954 		freefrag->ff_jdep = (struct worklist *)
5985 	LIST_SWAP(&freefrag->ff_jwork, &wkhd, worklist, wk_list);
6304 	struct worklist *wk;
6320 		/* Found on the buffer worklist, no new structure to free. */
6436 	struct worklist *wk;
6463 	freefrag->ff_jdep = (struct worklist *)cancel_newblk(&oldaip->ai_block,
6880 	struct worklist *wk, *wkn;
7634 	struct worklist *wk, *wkn;
7719 	struct worklist *wk;
7765 	struct worklist *wk;
7841 	struct worklist *wk;
7873 	struct worklist *wk;
8174  * add the freeblks to the worklist.  This makes it easier to find all work
8228  * the freeblks is added back to the worklist if there is more work to do.
8273 	struct worklist *wk;
8737 	struct worklist *wk;
9410 	struct worklist *wk;
9650 		struct worklist *wk;
9859 	struct worklist *wk;
10168 	struct worklist *wk;
10176 		panic("handle_workitem_remove: dirrem %p still on worklist",
10217 	LIST_SWAP(&dirrem->dm_jwork, &dotdotwk, worklist, wk_list);
10234 		    ("handle_workitem_remove: worklist not empty. %s",
10263 		    ("handle_workitem_remove: DIRCHG and worklist not empty."));
10338 	LIST_SWAP(&freefile->fx_jwork, &wkhd, worklist, wk_list);
10351 static __inline struct worklist *
10352 markernext(struct worklist *marker)
10354 	struct worklist *next;
10387 	struct worklist *wk;
10388 	struct worklist marker;
11113 	struct worklist *wk, *wkn;
11170 	struct worklist *wk;
11396 	LIST_SWAP(&bmsafemap->sm_freehd, &bmsafemap->sm_freewr, worklist,
11433 	struct worklist *wk;
11434 	struct worklist *owk;
11497 			panic("duplicate worklist: %p\n", wk);
11709 	struct worklist *wk;
11747 	struct worklist *wk;
11755 			 * We defer adding freefile to the worklist
12341 		    worklist, wk_list);
12400 		    worklist, wk_list);
12666 	struct worklist *wk;
12834 	struct worklist *wk;
12992 	struct worklist *wk;
13138 	struct worklist *wk;
13755  * deadlock. If the worklist yields none of the requested resource,
13774 	 * worklist items as we will recurse into the copyonwrite
13886 	 * If we still need resources and there are no more worklist
13889 	 * to the worklist that we can then process to reap addition
13891 	 * until we get the needed worklist requests that we can reap.
14096 	 * to avoid recursively processing the worklist.
14388 	struct worklist *wk;
14435 	struct worklist *wk;
14510 	struct worklist *wk;
14924 worklist_print(struct worklist *wk, int verbose)
14932 	db_printf("worklist: %p type %s state 0x%b next %p\n    ", wk,
15057 		db_printf("worklist address required\n");
15060 	worklist_print((struct worklist *)addr, 1);
15065 	struct worklist *wk;
15069 		db_printf("worklist address required "
15074 	 * We often do not have the address of the worklist head but
15082 	wk = (struct worklist *)addr;