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A little bit of nitpicking in the 'syncing disks...' end of a shutdown.

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This commit is contained in:
Poul-Henning Kamp 1999-11-08 19:36:45 +00:00
parent 6b21e94604
commit 9c111b31ce
1 changed files with 13 additions and 20 deletions
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33
sys/kern/kern_shutdown.c
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@ -219,6 +219,7 @@ boot(howto)
sync(&proc0, NULL);
DELAY(50000 * iter);
}
printf("\n");
/*
* Count only busy local buffers to prevent forcing
* a fsck if we're just a client of a wedged NFS server
@ -227,36 +228,28 @@ boot(howto)
for (bp = &buf[nbuf]; --bp >= buf; ) {
if (((bp->b_flags&B_INVAL) == 0 && BUF_REFCNT(bp)) ||
((bp->b_flags & (B_DELWRI|B_INVAL)) == B_DELWRI)) {
if (bp->b_dev == NODEV)
if (bp->b_dev == NODEV) {
CIRCLEQ_REMOVE(&mountlist,
bp->b_vp->v_mount, mnt_list);
else
nbusy++;
continue;
}
nbusy++;
#if defined(SHOW_BUSYBUFS) || defined(DIAGNOSTIC)
printf(
"%d: dev:%s, flags:%08lx, blkno:%ld, lblkno:%ld\n",
nbusy, devtoname(bp->b_dev),
bp->b_flags, (long)bp->b_blkno,
(long)bp->b_lblkno);
#endif
}
}
if (nbusy) {
/*
* Failed to sync all blocks. Indicate this and don't
* unmount filesystems (thus forcing an fsck on reboot).
*/
printf("giving up\n");
#ifdef SHOW_BUSYBUFS
nbusy = 0;
for (bp = &buf[nbuf]; --bp >= buf; ) {
if ((bp->b_flags & B_INVAL) == 0 &&
BUF_REFCNT(bp) > 0) {
nbusy++;
printf(
"%d: dev:%s, flags:%08lx, blkno:%ld, lblkno:%ld\n",
nbusy, devtoname(bp->b_dev),
bp->b_flags, (long)bp->b_blkno,
(long)bp->b_lblkno);
}
}
printf("giving up on %d buffers\n", nbusy);
DELAY(5000000); /* 5 seconds */
#endif
} else {
printf("done\n");
/*