652 	diff = bufsize - bp->b_bufsize;  in bufspace_adjust()
662 	bp->b_bufsize = bufsize;  in bufspace_adjust()
890 	diff = bufsize - bp->b_bufsize;  in bufmallocadjust()
895 	bp->b_bufsize = bufsize;  in bufmallocadjust()
1766 	KASSERT(bp->b_bufsize == 0, ("bp: %p still has bufspace\n", bp));  in buf_alloc()
2365 	space = runningbufclaim(bp, bp->b_bufsize);  in bufwrite()
2771 	    (bp->b_ioflags & BIO_ERROR) || (bp->b_bufsize <= 0)) {  in brelse()
2843 	if (bp->b_bufsize == 0 || (bp->b_ioflags & BIO_ERROR) != 0 ||  in brelse()
2856 	if (bp->b_bufsize == 0) {  in brelse()
3054 	resid = bp->b_bufsize;  in vfs_vmio_invalidate()
3229 	if (bpa->b_bufsize != size)  in vfs_bio_clcheck()
3308 	nwritten = bp->b_bufsize;  in vfs_bio_awrite()
3787 	if ((bp->b_flags & B_VMIO) == 0 || bp->b_bufsize == 0)  in vfs_clean_pages_dirty_buf()
3799 		if (eoff > bp->b_offset + bp->b_bufsize)  in vfs_clean_pages_dirty_buf()
3800 			eoff = bp->b_offset + bp->b_bufsize;  in vfs_clean_pages_dirty_buf()
4365 	if (bp->b_bufsize == 0 && newbsize <= PAGE_SIZE/2 &&  in vfs_nonvmio_extend()
4382 		origbufsize = bp->b_bufsize;  in vfs_nonvmio_extend()
4388 	vm_hold_load_pages(bp, (vm_offset_t) bp->b_data + bp->b_bufsize,  in vfs_nonvmio_extend()
4431 		if (newbsize < bp->b_bufsize)  in allocbuf()
4433 		else if (newbsize > bp->b_bufsize)  in allocbuf()
4448 		if (size == 0 || bp->b_bufsize == 0)  in allocbuf()
4451 		if (newbsize < bp->b_bufsize)  in allocbuf()
4812 	if (bp->b_bufsize != 0)  in vfs_busy_pages()
4923 		slide = imin(slide + PAGE_SIZE, bp->b_offset + bp->b_bufsize);  in vfs_bio_clrbuf()
5104 	bp->b_bufsize = len;  in vmapbuf()
5502 	    bp->b_error, bp->b_bufsize, bp->b_bcount, bp->b_resid,  in DB_SHOW_COMMAND()
5569 			total += bp->b_bufsize;  in DB_SHOW_COMMAND_FLAGS()
5574 			total += bp->b_bufsize;  in DB_SHOW_COMMAND_FLAGS()
5589 				total += bp->b_bufsize;  in DB_SHOW_COMMAND_FLAGS()
5599 				total += bp->b_bufsize;  in DB_SHOW_COMMAND_FLAGS()