1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * kexec_handover_debug.c - kexec handover optional debug functionality 4 * Copyright (C) 2025 Google LLC, Pasha Tatashin <pasha.tatashin@soleen.com> 5 */ 6 7 #define pr_fmt(fmt) "KHO: " fmt 8 9 #include "kexec_handover_internal.h" 10 kho_scratch_overlap(phys_addr_t phys,size_t size)11bool kho_scratch_overlap(phys_addr_t phys, size_t size) 12 { 13 phys_addr_t scratch_start, scratch_end; 14 unsigned int i; 15 16 for (i = 0; i < kho_scratch_cnt; i++) { 17 scratch_start = kho_scratch[i].addr; 18 scratch_end = kho_scratch[i].addr + kho_scratch[i].size; 19 20 if (phys < scratch_end && (phys + size) > scratch_start) 21 return true; 22 } 23 24 return false; 25 } 26