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x86: remove x86_cpu_to_log_apicid

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Remove the x86_cpu_to_log_apicid array.  It is set in
arch/x86_64/kernel/genapic_flat.c:flat_init_apic_ldr() and
arch/x86_64/kernel/smpboot.c:do_boot_cpu() but it is never
referenced.

[ tglx: arch/x86 adaptation ]

Signed-off-by: Mike Travis <travis@sgi.com>
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Mike Travis 2007-10-17 18:04:38 +02:00 committed by Thomas Gleixner
parent 61d08a9ea3
commit 9efa98159c
4 changed files with 0 additions and 5 deletions
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2
arch/x86/kernel/genapic_64.c
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@ -29,8 +29,6 @@ u8 x86_cpu_to_apicid[NR_CPUS] __read_mostly
= { [0 ... NR_CPUS-1] = BAD_APICID };
EXPORT_SYMBOL(x86_cpu_to_apicid);
u8 x86_cpu_to_log_apicid[NR_CPUS] = { [0 ... NR_CPUS-1] = BAD_APICID };
struct genapic __read_mostly *genapic = &apic_flat;
/*

1
arch/x86/kernel/genapic_flat_64.c
View file

@ -52,7 +52,6 @@ static void flat_init_apic_ldr(void)
num = smp_processor_id();
id = 1UL << num;
x86_cpu_to_log_apicid[num] = id;
apic_write(APIC_DFR, APIC_DFR_FLAT);
val = apic_read(APIC_LDR) & ~APIC_LDR_MASK;
val |= SET_APIC_LOGICAL_ID(id);

1
arch/x86/kernel/smpboot_64.c
View file

@ -695,7 +695,6 @@ static int __cpuinit do_boot_cpu(int cpu, int apicid)
cpu_clear(cpu, cpu_present_map);
cpu_clear(cpu, cpu_possible_map);
x86_cpu_to_apicid[cpu] = BAD_APICID;
x86_cpu_to_log_apicid[cpu] = BAD_APICID;
return -EIO;
}

1
include/asm-x86/smp_64.h
View file

@ -85,7 +85,6 @@ static inline int hard_smp_processor_id(void)
* the real APIC ID <-> CPU # mapping.
*/
extern u8 x86_cpu_to_apicid[NR_CPUS]; /* physical ID */
extern u8 x86_cpu_to_log_apicid[NR_CPUS];
extern u8 bios_cpu_apicid[];
static inline int cpu_present_to_apicid(int mps_cpu)