SR_META_SIZE
md = alloc(SR_META_SIZE * DEV_BSIZE);
bzero(md, SR_META_SIZE * DEV_BSIZE);
error = dip->diskio(F_READ, dip, off, SR_META_SIZE, md);
explicit_bzero(md, SR_META_SIZE * DEV_BSIZE);
free(md, SR_META_SIZE * DEV_BSIZE);
md = alloc(SR_META_SIZE * DEV_BSIZE);
bzero(md, SR_META_SIZE * DEV_BSIZE);
error = dip->diskio(F_READ, dip, off, SR_META_SIZE, md);
explicit_bzero(md, SR_META_SIZE * DEV_BSIZE);
free(md, SR_META_SIZE * DEV_BSIZE);
md = alloc(SR_META_SIZE * DEV_BSIZE);
bzero(md, SR_META_SIZE * DEV_BSIZE);
error = dip->diskio(F_READ, dip, off, SR_META_SIZE, md);
explicit_bzero(md, SR_META_SIZE * DEV_BSIZE);
free(md, SR_META_SIZE * DEV_BSIZE);
md = alloc(SR_META_SIZE * DEV_BSIZE);
bzero(md, SR_META_SIZE * DEV_BSIZE);
error = dip->diskio(F_READ, dip, off, SR_META_SIZE, md);
explicit_bzero(md, SR_META_SIZE * DEV_BSIZE);
free(md, SR_META_SIZE * DEV_BSIZE);
md = alloc(SR_META_SIZE * DEV_BSIZE);
bzero(md, SR_META_SIZE * DEV_BSIZE);
SR_META_SIZE * DEV_BSIZE, md, &read);
if (error || read != SR_META_SIZE * DEV_BSIZE)
explicit_bzero(md, SR_META_SIZE * DEV_BSIZE);
free(md, SR_META_SIZE * DEV_BSIZE);
md = malloc(SR_META_SIZE * DEV_BSIZE, M_DEVBUF, M_ZERO | M_NOWAIT);
free(md, M_DEVBUF, SR_META_SIZE * DEV_BSIZE);
md = malloc(SR_META_SIZE * DEV_BSIZE, M_DEVBUF, M_ZERO | M_NOWAIT);
free(md, M_DEVBUF, SR_META_SIZE * DEV_BSIZE);
{ SR_META_OFFSET, SR_META_SIZE * DEV_BSIZE,
sd->sd_meta = malloc(SR_META_SIZE * DEV_BSIZE, M_DEVBUF,
free(sd->sd_meta, M_DEVBUF, SR_META_SIZE * DEV_BSIZE);
rv = sr_rw(sd->sd_sc, dev, md, SR_META_SIZE * DEV_BSIZE,
m = malloc(SR_META_SIZE * DEV_BSIZE, M_DEVBUF, M_WAITOK | M_ZERO);
bzero(sd->sd_meta, SR_META_SIZE * DEV_BSIZE);
free(m, M_DEVBUF, SR_META_SIZE * DEV_BSIZE);
m = malloc(SR_META_SIZE * DEV_BSIZE, M_DEVBUF, M_ZERO | M_NOWAIT);
free(m, M_DEVBUF, SR_META_SIZE * DEV_BSIZE);
sm = malloc(SR_META_SIZE * DEV_BSIZE, M_DEVBUF, M_WAITOK | M_ZERO);
free(sm, M_DEVBUF, SR_META_SIZE * DEV_BSIZE);
sm = malloc(SR_META_SIZE * DEV_BSIZE, M_DEVBUF, M_WAITOK | M_ZERO);
free(sm, M_DEVBUF, SR_META_SIZE * DEV_BSIZE);
#define SR_HEADER_SIZE (SR_META_SIZE + SR_BOOT_SIZE)
#define SR_BOOT_OFFSET (SR_META_OFFSET + SR_META_SIZE)