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Diffstat (limited to 'arch/x86/kernel/cpu/microcode/core.c')
-rw-r--r--arch/x86/kernel/cpu/microcode/core.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index faec7120c508..bca4e48b531d 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -43,16 +43,8 @@
#define MICROCODE_VERSION "2.01"
static struct microcode_ops *microcode_ops;
-
static bool dis_ucode_ldr;
-static int __init disable_loader(char *str)
-{
- dis_ucode_ldr = true;
- return 1;
-}
-__setup("dis_ucode_ldr", disable_loader);
-
/*
* Synchronization.
*
@@ -81,15 +73,16 @@ struct cpu_info_ctx {
static bool __init check_loader_disabled_bsp(void)
{
+ static const char *__dis_opt_str = "dis_ucode_ldr";
+
#ifdef CONFIG_X86_32
const char *cmdline = (const char *)__pa_nodebug(boot_command_line);
- const char *opt = "dis_ucode_ldr";
- const char *option = (const char *)__pa_nodebug(opt);
+ const char *option = (const char *)__pa_nodebug(__dis_opt_str);
bool *res = (bool *)__pa_nodebug(&dis_ucode_ldr);
#else /* CONFIG_X86_64 */
const char *cmdline = boot_command_line;
- const char *option = "dis_ucode_ldr";
+ const char *option = __dis_opt_str;
bool *res = &dis_ucode_ldr;
#endif