117 		crashk_res.start = crash_base;  in reserve_crashkernel()
118 		crashk_res.end = crash_base + crash_size - 1;  in reserve_crashkernel()
121 	if (crashk_res.end == crashk_res.start) {  in reserve_crashkernel()
122 		crashk_res.start = crashk_res.end = 0;  in reserve_crashkernel()
129 	crash_size = resource_size(&crashk_res);  in reserve_crashkernel()
132 	if (crashk_res.start != KDUMP_KERNELBASE)  in reserve_crashkernel()
136 	crashk_res.start = KDUMP_KERNELBASE;  in reserve_crashkernel()
138 	if (!crashk_res.start) {  in reserve_crashkernel()
150 			crashk_res.start = min_t(u64, ppc64_rma_size / 2, SZ_512M);  in reserve_crashkernel()
152 			crashk_res.start = min_t(u64, ppc64_rma_size / 2, SZ_128M);  in reserve_crashkernel()
154 		crashk_res.start = KDUMP_KERNELBASE;  in reserve_crashkernel()
158 	crash_base = PAGE_ALIGN(crashk_res.start);  in reserve_crashkernel()
159 	if (crash_base != crashk_res.start) {  in reserve_crashkernel()
162 		crashk_res.start = crash_base;  in reserve_crashkernel()
167 	crashk_res.end = crashk_res.start + crash_size - 1;  in reserve_crashkernel()
173 		crashk_res.start = crashk_res.end = 0;  in reserve_crashkernel()
178 	if (memory_limit && memory_limit <= crashk_res.end) {  in reserve_crashkernel()
179 		memory_limit = crashk_res.end + 1;  in reserve_crashkernel()
188 			(unsigned long)(crashk_res.start >> 20),  in reserve_crashkernel()
191 	if (!memblock_is_region_memory(crashk_res.start, crash_size) ||  in reserve_crashkernel()
192 	    memblock_reserve(crashk_res.start, crash_size)) {  in reserve_crashkernel()
194 		crashk_res.start = crashk_res.end = 0;  in reserve_crashkernel()
201 	return (start + size) > crashk_res.start && start <= crashk_res.end;  in overlaps_crashkernel()
245 	if (crashk_res.start != 0) {  in export_crashk_values()
246 		crashk_base = cpu_to_be_ulong(crashk_res.start),  in export_crashk_values()
248 		crashk_size = cpu_to_be_ulong(resource_size(&crashk_res));  in export_crashk_values()