diff options
| author | Roland McGrath <roland@gnu.org> | 1998-07-25 08:17:54 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 1998-07-25 08:17:54 +0000 |
| commit | 49efc8d2cc91ca43590d25cc5555e8c5ff5557be (patch) | |
| tree | aa895ddf8cea79e1e04d88491e138b2b4ee5bd54 /libdiskfs/shutdown.c | |
| parent | 75e70aaef8db2b3c4a398acc1a534aa263970fb2 (diff) | |
1998-07-25 Roland McGrath <roland@baalperazim.frob.com>
* shutdown.c (diskfs_shutdown): Sync and set the clean flag even if we
don't shut down. Thus a disk that was in use but hadn't been touched
recently needn't necessarily be checked after a system crash.
Diffstat (limited to 'libdiskfs/shutdown.c')
| -rw-r--r-- | libdiskfs/shutdown.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/libdiskfs/shutdown.c b/libdiskfs/shutdown.c index a3f96e22..bee10350 100644 --- a/libdiskfs/shutdown.c +++ b/libdiskfs/shutdown.c @@ -1,5 +1,5 @@ /* - Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation + Copyright (C) 1993, 94, 95, 96, 98 Free Software Foundation, Inc. This file is part of the GNU Hurd. @@ -8,7 +8,7 @@ it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. -The GNU Hurd is distributed in the hope that it will be useful, +The GNU Hurd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. @@ -25,7 +25,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ struct rwlock diskfs_fsys_lock = RWLOCK_INITIALIZER; /* Shutdown the filesystem; flags are as for fsys_goaway. */ -error_t +error_t diskfs_shutdown (int flags) { int nports = -1; @@ -47,13 +47,13 @@ diskfs_shutdown (int flags) else error = 0; mutex_lock (&np->lock); - + if ((error == MIG_SERVER_DIED) || (error == MACH_SEND_INVALID_DEST)) error = 0; - + return error; } - + if ((flags & FSYS_GOAWAY_UNLINK) && S_ISDIR (diskfs_root_node->dn_stat.st_mode)) return EBUSY; @@ -66,7 +66,7 @@ diskfs_shutdown (int flags) } rwlock_writer_lock (&diskfs_fsys_lock); - + /* Permit all the current RPC's to finish, and then suspend new ones. */ err = ports_inhibit_class_rpcs (diskfs_protid_class); @@ -76,9 +76,17 @@ diskfs_shutdown (int flags) return err; } + /* Write everything out and set "clean" state. + Even if we don't in fact shut down now, this has the nice + effect that a disk that has not been writtne for a long time + will not need checking after a crash. */ + diskfs_sync_everything (1); + diskfs_set_hypermetadata (1, 1); + _diskfs_diskdirty = 0; + /* First, see if there are outstanding user ports. */ nports = ports_count_class (diskfs_protid_class); - if (((flags & FSYS_GOAWAY_FORCE) == 0) + if (((flags & FSYS_GOAWAY_FORCE) == 0) && (nports || diskfs_pager_users ())) { ports_enable_class (diskfs_protid_class); |