3282 	struct userfaultfd_unmap_ctx *unmap_ctx;  in has_unmap_ctx()  local
3284 	list_for_each_entry(unmap_ctx, unmaps, list)  in has_unmap_ctx()
3285 		if (unmap_ctx->ctx == ctx && unmap_ctx->start == start &&  in has_unmap_ctx()
3286 		    unmap_ctx->end == end)  in has_unmap_ctx()
3295 	struct userfaultfd_unmap_ctx *unmap_ctx;  in userfaultfd_unmap_prep()  local
3302 	unmap_ctx = kzalloc_obj(*unmap_ctx);  in userfaultfd_unmap_prep()
3303 	if (!unmap_ctx)  in userfaultfd_unmap_prep()
3310 	unmap_ctx->ctx = ctx;  in userfaultfd_unmap_prep()
3311 	unmap_ctx->start = start;  in userfaultfd_unmap_prep()
3312 	unmap_ctx->end = end;  in userfaultfd_unmap_prep()
3313 	list_add_tail(&unmap_ctx->list, unmaps);  in userfaultfd_unmap_prep()