Make sure that an unlabeled device gets at least RAW_PART

in the default in-core disklabel, instead of only a single
partition, so that applying a new disklabel can work normally.
bcopy() -> memcpy(), bzero() -> memset()
This commit is contained in:
fredette 2001-11-30 16:11:10 +00:00
parent da1e437744
commit 66e0981854
1 changed files with 5 additions and 5 deletions

View File

@ -1,4 +1,4 @@
/* $NetBSD: disksubr.c,v 1.1 2001/06/14 13:08:11 fredette Exp $ */
/* $NetBSD: disksubr.c,v 1.2 2001/11/30 16:11:10 fredette Exp $ */
/*
* Copyright (c) 1994, 1995 Gordon W. Ross
@ -87,7 +87,7 @@ readdisklabel(dev, strat, lp, clp)
/* minimal requirements for archtypal disk label */
if (lp->d_secperunit == 0)
lp->d_secperunit = 0x1fffffff;
lp->d_npartitions = 1;
lp->d_npartitions = RAW_PART + 1;
if (lp->d_partitions[0].p_size == 0)
lp->d_partitions[0].p_size = 0x1fffffff;
lp->d_partitions[0].p_offset = 0;
@ -107,7 +107,7 @@ readdisklabel(dev, strat, lp, clp)
error = biowait(bp);
if (!error) {
/* Save the whole block in case it has info we need. */
bcopy(bp->b_data, clp->cd_block, sizeof(clp->cd_block));
memcpy(clp->cd_block, bp->b_data, sizeof(clp->cd_block));
}
brelse(bp);
if (error)
@ -145,7 +145,7 @@ readdisklabel(dev, strat, lp, clp)
}
#endif
bzero(clp->cd_block, sizeof(clp->cd_block));
memset(clp->cd_block, 0, sizeof(clp->cd_block));
return("no disk label");
}
@ -224,7 +224,7 @@ writedisklabel(dev, strat, lp, clp)
/* Get a buffer and copy the new label into it. */
bp = geteblk((int)lp->d_secsize);
bcopy(clp->cd_block, bp->b_data, sizeof(clp->cd_block));
memcpy(bp->b_data, clp->cd_block, sizeof(clp->cd_block));
/* Write out the updated label. */
bp->b_dev = dev;