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MIPS: SMP: Remove cpu_callin_map

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The previous commit made cpu_callin_map redundant, since it is no longer
used to signal secondary CPUs starting, or going offline. Remove it now.

Signed-off-by: Matt Redfearn <matt.redfearn@imgtec.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Qais Yousef <qsyousef@gmail.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: Kevin Cernekee <cernekee@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: James Hogan <james.hogan@imgtec.com>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Anna-Maria Gleixner <anna-maria@linutronix.de>
Cc: Adam Buchbinder <adam.buchbinder@gmail.com>
Cc: Yang Shi <yang.shi@windriver.com>
Cc: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/14503/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Matt Redfearn 2016-11-04 09:28:57 +00:00 committed by Ralf Baechle
parent a00eeede50
commit 5892d6a603
6 changed files with 0 additions and 8 deletions
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1
arch/mips/cavium-octeon/smp.c
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@ -290,7 +290,6 @@ static int octeon_cpu_disable(void)
set_cpu_online(cpu, false);
calculate_cpu_foreign_map();
cpumask_clear_cpu(cpu, &cpu_callin_map);
octeon_fixup_irqs();
__flush_cache_all();

2
arch/mips/include/asm/smp.h
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@ -46,8 +46,6 @@ extern int __cpu_logical_map[NR_CPUS];
#define SMP_DUMP 0x8
#define SMP_ASK_C0COUNT 0x10
extern cpumask_t cpu_callin_map;
/* Mask of CPUs which are currently definitely operating coherently */
extern cpumask_t cpu_coherent_mask;

1
arch/mips/kernel/smp-bmips.c
View File

@ -364,7 +364,6 @@ static int bmips_cpu_disable(void)
set_cpu_online(cpu, false);
calculate_cpu_foreign_map();
cpumask_clear_cpu(cpu, &cpu_callin_map);
clear_c0_status(IE_IRQ5);
local_flush_tlb_all();

1
arch/mips/kernel/smp-cps.c
View File

@ -399,7 +399,6 @@ static int cps_cpu_disable(void)
smp_mb__after_atomic();
set_cpu_online(cpu, false);
calculate_cpu_foreign_map();
cpumask_clear_cpu(cpu, &cpu_callin_map);
return 0;
}

2
arch/mips/kernel/smp.c
View File

@ -48,8 +48,6 @@
#include <asm/setup.h>
#include <asm/maar.h>
cpumask_t cpu_callin_map; /* Bitmask of started secondaries */
int __cpu_number_map[NR_CPUS]; /* Map physical to logical */
EXPORT_SYMBOL(__cpu_number_map);

1
arch/mips/loongson64/loongson-3/smp.c
View File

@ -418,7 +418,6 @@ static int loongson3_cpu_disable(void)
set_cpu_online(cpu, false);
calculate_cpu_foreign_map();
cpumask_clear_cpu(cpu, &cpu_callin_map);
local_irq_save(flags);
fixup_irqs();
local_irq_restore(flags);