[PATCH] x86/smpboot: Remove unused phys_id variable

[Shaokun Zhang]

The 'phys_id' local variable became unused after commit ce4b1b16502b
("x86/smpboot: Initialize secondary CPU only if master CPU will wait for it").
Remove it.

Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Igor Mammedov <imammedo@xxxxxxxxxx>
Signed-off-by: Shaokun Zhang <zhangshaokun@xxxxxxxxxxxxx>
---
 arch/x86/kernel/smpboot.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index ccd1f2a8e557..5d5421b48e55 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -149,7 +149,7 @@ static inline void smpboot_restore_warm_reset_vector(void)
  */
 static void smp_callin(void)
 {
-	int cpuid, phys_id;
+	int cpuid;
 
 	/*
 	 * If waken up by an INIT in an 82489DX configuration
@@ -160,11 +160,6 @@ static void smp_callin(void)
 	cpuid = smp_processor_id();
 
 	/*
-	 * (This works even if the APIC is not enabled.)
-	 */
-	phys_id = read_apic_id();
-
-	/*
 	 * the boot CPU has finished the init stage and is spinning
 	 * on callin_map until we finish. We are free to set up this
 	 * CPU, first the APIC. (this is probably redundant on most
-- 
2.7.4