nfs_getcacheblk
bp = nfs_getcacheblk(vp, lbn, obcount, td);
bp = nfs_getcacheblk(vp, lbn, bcount, td);
bp = nfs_getcacheblk(vp, lbn, bufsize, td);
rabp = nfs_getcacheblk(vp, rabn, biosize, td);
bp = nfs_getcacheblk(vp, lbn, bcount, td);
bp = nfs_getcacheblk(vp, (daddr_t)0, NFS_MAXPATHLEN, td);
bp = nfs_getcacheblk(vp, lbn, NFS_DIRBLKSIZ, td);
bp = nfs_getcacheblk(vp, i, NFS_DIRBLKSIZ, td);
rabp = nfs_getcacheblk(vp, lbn + 1, NFS_DIRBLKSIZ, td);
static struct buf *nfs_getcacheblk(struct vnode *vp, daddr_t bn, int size,