geom/linux_lvm/g_linux_lvm.c

196 	struct g_llvm_segment *sg;
241 			/* skip much of the calculations for a single sg */
245 			sg = lv->lv_firstsg;
246 			pv = sg->sg_pv;
247 			cb->bio_offset = offset + sg->sg_pvoffset;
255 			LIST_FOREACH(sg, &lv->lv_segs, sg_next) {
256 				if (chunk_index >= sg->sg_start &&
257 				    chunk_index <= sg->sg_end) {
258 					/* adjust chunk index for sg start */
259 					chunk_index -= sg->sg_start;
260 					pv = sg->sg_pv;
266 			    + in_chunk_offset + sg->sg_pvoffset;
313 	struct g_llvm_segment *sg;
325 		LIST_FOREACH(sg, &lv->lv_segs, sg_next) {
326 			if (sg->sg_pv == pv) {
327 				sg->sg_pv = NULL;
394 	struct g_llvm_segment *sg;
454 		LIST_FOREACH(sg, &lv->lv_segs, sg_next) {
455 			if (strcmp(sg->sg_pvname, pv->pv_name) == 0) {
457 				KASSERT(sg->sg_pv == NULL,
459 				sg->sg_pvoffset =
460 				    (off_t)sg->sg_pvstart * vg->vg_extentsize
462 				sg->sg_pv = pv;
467 				    lv->lv_name, sg->sg_start, sg->sg_end,
468 				    sg->sg_pvname, sg->sg_pvstart,
469 				    sg->sg_pvoffset,
470 				    sg->sg_pvoffset / vg->vg_sectorsize);
494 	struct g_llvm_segment *sg;
502 		while ((sg = LIST_FIRST(&lv->lv_segs)) != NULL) {
503 			LIST_REMOVE(sg, sg_next);
504 			free(sg, M_GLLVM);
1039 	struct g_llvm_segment *sg;
1093 	while ((sg = LIST_FIRST(&lv->lv_segs)) != NULL) {
1094 		LIST_REMOVE(sg, sg_next);
1095 		free(sg, M_GLLVM);
1104 	struct g_llvm_segment *sg;
1111 	sg = malloc(sizeof(*sg), M_GLLVM, M_NOWAIT|M_ZERO);
1112 	if (sg == NULL)
1141 			strncpy(sg->sg_pvname, v, sizeof(sg->sg_pvname));
1146 			sg->sg_pvstart = strtol(tok, &v, 10);
1157 			GRAB_INT("start_extent", v, tok, sg->sg_start);
1158 			GRAB_INT("extent_count", v, tok, sg->sg_count);
1165 	if (count != 1 || sg->sg_count == 0)
1168 	sg->sg_end = sg->sg_start + sg->sg_count - 1;
1170 	lv->lv_extentcount += sg->sg_count;
1171 	LIST_INSERT_HEAD(&lv->lv_segs, sg, sg_next);
1175 	free(sg, M_GLLVM);