B_DIRTY
(bp)->b_flags |= B_DIRTY; \
bp->b_size, bp->b_refcnt, bp->b_flags & B_DIRTY ? "dirty" : "clean",
if ((bp->b_flags & B_DIRTY) == 0 && bp->b_refcnt == 0)
bp->b_flags &= ~B_DIRTY;
if ((bp->b_flags & B_DIRTY) == 0)
bp->b_flags &= ~B_DIRTY;
if ((bp->b_flags & B_DIRTY) != 0)
if (cvtlevel && (sblk.b_flags & B_DIRTY) != 0) {