vmx/tdx/tdx.c

184 static int add_tdx_memblock(struct list_head *tmb_list, unsigned long start_pfn,
198 	/* @tmb_list is protected by mem_hotplug_lock */
199 	list_add_tail(&tmb->list, tmb_list);
203 static void free_tdx_memlist(struct list_head *tmb_list)
205 	/* @tmb_list is protected by mem_hotplug_lock */
206 	while (!list_empty(tmb_list)) {
207 		struct tdx_memblock *tmb = list_first_entry(tmb_list,
221 static int build_tdx_memlist(struct list_head *tmb_list)
242 		ret = add_tdx_memblock(tmb_list, start_pfn, end_pfn, nid);
249 	free_tdx_memlist(tmb_list);
401  * Take the memory referenced in @tmb_list and populate the
405 static int fill_out_tdmrs(struct list_head *tmb_list,
421 	list_for_each_entry(tmb, tmb_list, list) {
514 static int tdmr_get_nid(struct tdmr_info *tdmr, struct list_head *tmb_list)
524 	list_for_each_entry(tmb, tmb_list, list) {
540  * Allocate PAMTs from the local NUMA node of some memory in @tmb_list
544 			    struct list_head *tmb_list,
554 	nid = tdmr_get_nid(tdmr, tmb_list);
652 				 struct list_head *tmb_list,
658 		ret = tdmr_set_up_pamt(tdmr_entry(tdmr_list, i), tmb_list,
750  * Go through @tmb_list to find holes between memory areas.  If any of
754 static int tdmr_populate_rsvd_holes(struct list_head *tmb_list,
768 	list_for_each_entry(tmb, tmb_list, list) {
873  * (via @tmb_list) and PAMTs (via @tdmr_list).
876 				    struct list_head *tmb_list,
882 	ret = tdmr_populate_rsvd_holes(tmb_list, tdmr, &rsvd_idx,
901  * holes (via @tmb_list) and PAMTs.
904 					 struct list_head *tmb_list,
913 				tmb_list, tdmr_list, max_reserved_per_tdmr);
923  * to cover all TDX memory regions in @tmb_list based on the TDX module
926 static int construct_tdmrs(struct list_head *tmb_list,
932 	ret = fill_out_tdmrs(tmb_list, tdmr_list);
936 	ret = tdmrs_set_up_pamt_all(tdmr_list, tmb_list,
941 	ret = tdmrs_populate_rsvd_areas_all(tdmr_list, tmb_list,