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Allow rewriting of disk label after newfs.

This commit is contained in:
ragge 1996-02-23 17:29:01 +00:00
parent 1a5d5e25c6
commit 2aa22f8fbf
1 changed files with 13 additions and 13 deletions
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26
sys/arch/vax/mba/hp.c
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@ -1,4 +1,4 @@
/* $NetBSD: hp.c,v 1.4 1996/02/11 13:19:33 ragge Exp $ */
/* $NetBSD: hp.c,v 1.5 1996/02/23 17:29:01 ragge Exp $ */
/*
* Copyright (c) 1996 Ludd, University of Lule}, Sweden.
* All rights reserved.
@ -65,6 +65,7 @@ struct hp_softc {
struct device sc_dev;
struct disk sc_disk;
struct mba_device sc_md; /* Common struct used by mbaqueue. */
int sc_wlabel;
};
int hpmatch __P((struct device *, void *, void *));
@ -168,14 +169,9 @@ hpstrategy(bp)
unit = DISKUNIT(bp->b_dev);
sc = hpcd.cd_devs[unit];
if (bounds_check_with_label(bp, sc->sc_disk.dk_label, 0) <= 0)
if (bounds_check_with_label(bp, sc->sc_disk.dk_label, sc->sc_wlabel)
<= 0)
goto done;
if (bp->b_flags & B_WRITE) {
bp->b_error = EROFS;
bp->b_flags |= B_ERROR;
goto err;
}
s = splbio();
gp = sc->sc_md.md_q.b_actf;
@ -249,8 +245,7 @@ hpopen(dev, flag, fmt)
part = DISKPART(dev);
if ( (part >= sc->sc_disk.dk_label->d_npartitions ||
sc->sc_disk.dk_label->d_partitions[part].p_fstype == FS_UNUSED))
if (part >= sc->sc_disk.dk_label->d_npartitions)
return ENXIO;
switch (fmt) {
@ -306,6 +301,7 @@ hpioctl(dev, cmd, addr, flag, p)
{
struct hp_softc *sc = hpcd.cd_devs[DISKUNIT(dev)];
struct disklabel *lp = sc->sc_disk.dk_label;
int error;
switch (cmd) {
case DIOCGDINFO:
@ -326,9 +322,13 @@ hpioctl(dev, cmd, addr, flag, p)
case DIOCWDINFO:
if ((flag & FWRITE) == 0)
return EBADF;
return writedisklabel(dev, hpstrategy, sc->sc_disk.dk_label, 0);
error = EBADF;
else {
sc->sc_wlabel = 1;
error = writedisklabel(dev, hpstrategy, lp, 0);
sc->sc_wlabel = 0;
}
return error;
default:
printf("hpioctl: command %d\n", cmd);