@@ -153,6 +153,9 @@ void __init reserve_crashkernel(void)
unsigned long long crash_size, crash_base;
int ret;
+ if (!IS_ENABLED(CONFIG_CRASH_RESERVE))
+ return;
+
ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(),
&crash_size, &crash_base, NULL, NULL);
if (ret == 0 && crash_size > 0) {
@@ -220,7 +220,7 @@ void __init __add_active_range(unsigned int nid, unsigned long start_pfn,
request_resource(res, &code_resource);
request_resource(res, &data_resource);
request_resource(res, &bss_resource);
-#ifdef CONFIG_KEXEC_CORE
+#ifdef CONFIG_CRASH_RESERVE
request_resource(res, &crashk_res);
#endif
Now crash codes under kernel/ folder has been split out from kexec code, crash dumping can be separated from kexec reboot in config items on SuperH with some adjustments. Here wrap up crashkernel reservation code inside CONFIG_CRASH_RESERVE ifdeffery scope. Signed-off-by: Baoquan He <bhe@redhat.com> --- arch/sh/kernel/machine_kexec.c | 3 +++ arch/sh/kernel/setup.c | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-)