linux/mm/hugetlb.c

464 /* Helper that removes a struct file_region from the resv_map cache and returns
467 static struct file_region *
470 	struct file_region *nrg;
475 	nrg = list_first_entry(&resv->region_cache, struct file_region, link);
484 static void copy_hugetlb_cgroup_uncharge_info(struct file_region *nrg,
485 					      struct file_region *rg)
499 						struct file_region *nrg)
511 		 * reference. In order to ensure that one file_region must hold
513 		 * each file_region and leave the reference held by caller
530 static void put_uncharge_info(struct file_region *rg)
538 static bool has_same_uncharge_info(struct file_region *rg,
539 				   struct file_region *org)
550 static void coalesce_file_region(struct resv_map *resv, struct file_region *rg)
552 	struct file_region *nrg, *prg;
582 	struct file_region *nrg;
610 	struct file_region *iter, *trg = NULL;
671 	struct file_region *trg = NULL, *rg = NULL;
730  * than or equal to zero.  If file_region entries needed to be allocated for
763 		 * allocate file_region entries.
790  * map.  A number of new file_region structures is added to the cache as a
792  * file_region structure is added.
800  * zero.  -ENOMEM is returned if a new file_region structure or cache entry
865 	struct file_region *rg, *trg;
866 	struct file_region *nrg = NULL;
873 		 * Skip regions before the range to be deleted.  file_region
893 							struct file_region,
992 	struct file_region *rg;
1116 	struct file_region *rg = kmalloc(sizeof(*rg), GFP_KERNEL);
1149 	struct file_region *rg, *trg;
5975 				 * to allocate a file_region struct. Clear