sys/kern/vfs_wapbl.c

2944 	struct wapbl_wc_header *wch;
2989 	wch = (struct wapbl_wc_header *)scratch;
2993 	if (wch->wc_type != WAPBL_WC_HEADER) {
2994 		printf("Unrecognized wapbl magic: 0x%08x\n", wch->wc_type);
2999 	if (wch2->wc_generation > wch->wc_generation)
3000 		wch = wch2;
3010 	wr->wr_log_dev_bshift = wch->wc_log_dev_bshift;
3011 	wr->wr_fs_dev_bshift = wch->wc_fs_dev_bshift;
3012 	wr->wr_circ_off = wch->wc_circ_off;
3013 	wr->wr_circ_size = wch->wc_circ_size;
3014 	wr->wr_generation = wch->wc_generation;
3016 	used = wapbl_space_used(wch->wc_circ_size, wch->wc_head, wch->wc_tail);
3021 	    wch->wc_head, wch->wc_tail, wch->wc_circ_off,
3022 	    wch->wc_circ_size, used));
3024 	wapbl_blkhash_init(wr, (used >> wch->wc_fs_dev_bshift));
3026 	error = wapbl_replay_process(wr, wch->wc_head, wch->wc_tail);
3248 	off = wch->wc_tail;
3249 	while (off != wch->wc_head) {
3273 					    wch->wc_fs_dev_bshift;