ffs_softdep.c (7b7ed832e46c198d547c60c2dbf0d2f9d9561838) ffs_softdep.c (59d4932531aa4e97f68b2d42290a68cae6b17375)
1/*-
2 * Copyright 1998, 2000 Marshall Kirk McKusick. All Rights Reserved.
3 *
4 * The soft updates code is derived from the appendix of a University
5 * of Michigan technical report (Gregory R. Ganger and Yale N. Patt,
6 * "Soft Updates: A Solution to the Metadata Update Problem in File
7 * Systems", CSE-TR-254-95, August 1995).
8 *

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737 FREE_LOCK(&lk);
738 VFS_UNLOCK_GIANT(vfslocked);
739 remaining = 0;
740 mtx_lock(&mountlist_mtx);
741 for (mp = TAILQ_FIRST(&mountlist); mp != NULL; mp = nmp) {
742 nmp = TAILQ_NEXT(mp, mnt_list);
743 if ((mp->mnt_flag & MNT_SOFTDEP) == 0)
744 continue;
1/*-
2 * Copyright 1998, 2000 Marshall Kirk McKusick. All Rights Reserved.
3 *
4 * The soft updates code is derived from the appendix of a University
5 * of Michigan technical report (Gregory R. Ganger and Yale N. Patt,
6 * "Soft Updates: A Solution to the Metadata Update Problem in File
7 * Systems", CSE-TR-254-95, August 1995).
8 *

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737 FREE_LOCK(&lk);
738 VFS_UNLOCK_GIANT(vfslocked);
739 remaining = 0;
740 mtx_lock(&mountlist_mtx);
741 for (mp = TAILQ_FIRST(&mountlist); mp != NULL; mp = nmp) {
742 nmp = TAILQ_NEXT(mp, mnt_list);
743 if ((mp->mnt_flag & MNT_SOFTDEP) == 0)
744 continue;
745 if (vfs_busy(mp, LK_NOWAIT, &mountlist_mtx, td))
745 if (vfs_busy(mp, LK_NOWAIT, &mountlist_mtx))
746 continue;
747 vfslocked = VFS_LOCK_GIANT(mp);
748 softdep_process_worklist(mp, 0);
749 ump = VFSTOUFS(mp);
750 remaining += ump->softdep_on_worklist -
751 ump->softdep_on_worklist_inprogress;
752 VFS_UNLOCK_GIANT(vfslocked);
753 mtx_lock(&mountlist_mtx);
754 nmp = TAILQ_NEXT(mp, mnt_list);
746 continue;
747 vfslocked = VFS_LOCK_GIANT(mp);
748 softdep_process_worklist(mp, 0);
749 ump = VFSTOUFS(mp);
750 remaining += ump->softdep_on_worklist -
751 ump->softdep_on_worklist_inprogress;
752 VFS_UNLOCK_GIANT(vfslocked);
753 mtx_lock(&mountlist_mtx);
754 nmp = TAILQ_NEXT(mp, mnt_list);
755 vfs_unbusy(mp, td);
755 vfs_unbusy(mp);
756 }
757 mtx_unlock(&mountlist_mtx);
758 if (remaining)
759 continue;
760 ACQUIRE_LOCK(&lk);
761 if (!req_pending)
762 msleep(&req_pending, &lk, PVM, "sdflush", hz);
763 req_pending = 0;

--- 5573 unchanged lines hidden --- 		756 }
757 mtx_unlock(&mountlist_mtx);
758 if (remaining)
759 continue;
760 ACQUIRE_LOCK(&lk);
761 if (!req_pending)
762 msleep(&req_pending, &lk, PVM, "sdflush", hz);
763 req_pending = 0;

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