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make block devices start at 0

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This commit is contained in:
Kip Macy 2008-08-23 21:30:08 +00:00
parent aa7c1c059f
commit 5ce36d5254
1 changed files with 4 additions and 3 deletions
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7
sys/dev/xen/blkfront/blkfront.c
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@ -142,15 +142,16 @@ xlvbd_add(blkif_sector_t capacity, int unit, uint16_t vdisk_info, uint16_t secto
{
struct xb_softc *sc;
int error = 0;
int unitno = unit - 768;
sc = (struct xb_softc *)malloc(sizeof(*sc), M_DEVBUF, M_WAITOK|M_ZERO);
sc->xb_unit = unit;
sc->xb_unit = unitno;
sc->xb_info = info;
info->sc = sc;
memset(&sc->xb_disk, 0, sizeof(sc->xb_disk));
sc->xb_disk = disk_alloc();
sc->xb_disk->d_unit = unit;
sc->xb_disk->d_unit = unitno;
sc->xb_disk->d_open = blkif_open;
sc->xb_disk->d_close = blkif_close;
sc->xb_disk->d_ioctl = blkif_ioctl;