diff options
| author | Michael I. Bushnell <mib@gnu.org> | 1994-02-08 19:53:41 +0000 |
|---|---|---|
| committer | Michael I. Bushnell <mib@gnu.org> | 1994-02-08 19:53:41 +0000 |
| commit | 448d2d6d31bdabd56e29503ccf3eefddabb735c4 (patch) | |
| tree | 697d5858d25bd307e8a7250987a293162353659b | |
| parent | 8d8ef33f4d73720f43075d5b12d9ceecf7105d22 (diff) | |
Formerly hyper.c.~2~
| -rw-r--r-- | ufs/hyper.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/ufs/hyper.c b/ufs/hyper.c index 9f5cae8d..2793985e 100644 --- a/ufs/hyper.c +++ b/ufs/hyper.c @@ -40,4 +40,31 @@ get_hypermetadata (void) assert (!err); } - +/* Write the superblock and cg summary info to disk. If WAIT is set, + we must wait for everything to hit the disk; if CLEAN is set, then + mark the clean bit. */ +void +diskfs_set_hypermetadata (int wait, int clean) +{ + error_t (*writefn) (daddr_t, vm_address_t, vm_size_t); + writefn = (wait ? dev_write_sync : dev_write); + + (*writefn)(fsbtodb (sblock->fs_csaddr), (vm_address_t) csum, + sblock->fs_fsize * howmany (sblock->fs_cssize, + sblock->fs_fssize)); + + if (clean) + sblock->fs_clean = 1; + if (sblock->fs_postblformat == FS_42POSTBLFMT) + { + char sblockcopy[SBSIZE]; + bcopy (sblock, sblockcopy, SBSIZE); + ((struct fs *)sblockcopy)->fs_nrpos = -1; + (*writefn) (SBLOCK, (vm_address_t) sblockcopy, SBSIZE); + } + else + (*writefn) (SBLOCK, (vm_address_t) sblock, SBSIZE); + sblock->fs_clean = 0; +} + + |