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Show First 20 Lines • Show All 67 Lines • ▼ Show 20 Lines	cd9660_bmap(ap)
daddr_t lblkno = ap->a_bn;		daddr_t lblkno = ap->a_bn;
int bshift;		int bshift;

/*		/*
* Check for underlying vnode requests and ensure that logical		* Check for underlying vnode requests and ensure that logical
* to physical mapping is requested.		* to physical mapping is requested.
*/		*/
if (ap->a_bop != NULL)		if (ap->a_bop != NULL)
*ap->a_bop = &ip->i_mnt->im_devvp->v_bufobj;		*ap->a_bop = vp2bo(ip->i_mnt->im_devvp);
if (ap->a_bnp == NULL)		if (ap->a_bnp == NULL)
return (0);		return (0);

/*		/*
* Compute the requested block number		* Compute the requested block number
*/		*/
bshift = ip->i_mnt->im_bshift;		bshift = ip->i_mnt->im_bshift;
*ap->a_bnp = (ip->iso_start + lblkno) << (bshift - DEV_BSHIFT);		*ap->a_bnp = (ip->iso_start + lblkno) << (bshift - DEV_BSHIFT);
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