diff --git a/arch/x86/include/asm/realmode.h b/arch/x86/include/asm/realmode.h
index c53682303c9c1252a79d90cf8dd19a96d126db93..09ecc32f65248dfb8e8167183ac90b6e9821f185 100644
--- a/arch/x86/include/asm/realmode.h
+++ b/arch/x86/include/asm/realmode.h
@@ -20,7 +20,6 @@ struct real_mode_header {
 	u32	ro_end;
 	/* SMP trampoline */
 	u32	trampoline_start;
-	u32	trampoline_status;
 	u32	trampoline_header;
 #ifdef CONFIG_X86_64
 	u32	trampoline_pgd;
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index fdbd47ceb84d45cc9db743633e42f29e18913d59..497e9b7077c14a4e36056bbffd75965fed9f3df2 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1023,8 +1023,6 @@ int common_cpu_up(unsigned int cpu, struct task_struct *idle)
 static int do_boot_cpu(int apicid, int cpu, struct task_struct *idle,
 		       int *cpu0_nmi_registered)
 {
-	volatile u32 *trampoline_status =
-		(volatile u32 *) __va(real_mode_header->trampoline_status);
 	/* start_ip had better be page-aligned! */
 	unsigned long start_ip = real_mode_header->trampoline_start;
 
@@ -1116,9 +1114,6 @@ static int do_boot_cpu(int apicid, int cpu, struct task_struct *idle,
 		}
 	}
 
-	/* mark "stuck" area as not stuck */
-	*trampoline_status = 0;
-
 	if (x86_platform.legacy.warm_reset) {
 		/*
 		 * Cleanup possible dangling ends...
diff --git a/arch/x86/realmode/rm/header.S b/arch/x86/realmode/rm/header.S
index 30b0d30d861a22679b69127c2bfa0ebe2c5ea4d6..6363761cc74cf59b22b9c896590b06afdf30721b 100644
--- a/arch/x86/realmode/rm/header.S
+++ b/arch/x86/realmode/rm/header.S
@@ -19,7 +19,6 @@ GLOBAL(real_mode_header)
 	.long	pa_ro_end
 	/* SMP trampoline */
 	.long	pa_trampoline_start
-	.long	pa_trampoline_status
 	.long	pa_trampoline_header
 #ifdef CONFIG_X86_64
 	.long	pa_trampoline_pgd;
diff --git a/arch/x86/realmode/rm/trampoline_32.S b/arch/x86/realmode/rm/trampoline_32.S
index 2dd866c9e21ea4f8fb7e04180ff408978d87d4f4..1868b158480d47af5f0e6c67fc5c88a4a08e94bc 100644
--- a/arch/x86/realmode/rm/trampoline_32.S
+++ b/arch/x86/realmode/rm/trampoline_32.S
@@ -41,9 +41,6 @@ ENTRY(trampoline_start)
 
 	movl	tr_start, %eax	# where we need to go
 
-	movl	$0xA5A5A5A5, trampoline_status
-				# write marker for master knows we're running
-
 	/*
 	 * GDT tables in non default location kernel can be beyond 16MB and
 	 * lgdt will not be able to load the address as in real mode default
diff --git a/arch/x86/realmode/rm/trampoline_64.S b/arch/x86/realmode/rm/trampoline_64.S
index 24bb7598774e6aa94203e601f41329d31308692e..aee2b45d83b879ac7475024de38c9b9cfca7f45b 100644
--- a/arch/x86/realmode/rm/trampoline_64.S
+++ b/arch/x86/realmode/rm/trampoline_64.S
@@ -49,9 +49,6 @@ ENTRY(trampoline_start)
 	mov	%ax, %es
 	mov	%ax, %ss
 
-	movl	$0xA5A5A5A5, trampoline_status
-	# write marker for master knows we're running
-
 	# Setup stack
 	movl	$rm_stack_end, %esp
 
diff --git a/arch/x86/realmode/rm/trampoline_common.S b/arch/x86/realmode/rm/trampoline_common.S
index 7c706772ab59f15ce4d5713cb1eac5a6538d3153..8d8208dcca244e7c2b2f23518c585816799cdbb9 100644
--- a/arch/x86/realmode/rm/trampoline_common.S
+++ b/arch/x86/realmode/rm/trampoline_common.S
@@ -2,7 +2,3 @@
 	.section ".rodata","a"
 	.balign	16
 tr_idt: .fill 1, 6, 0
-
-	.bss
-	.balign	4
-GLOBAL(trampoline_status)	.space	4