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[PATCH v3 14/19] irqchip/mips-gic: Use gic_vpes instead of NR_CPUS

From Qais Yousef <qais.yousef@imgtec.com>
Newsgroups linux.kernel
Subject [PATCH v3 14/19] irqchip/mips-gic: Use gic_vpes instead of NR_CPUS
Date 2015-12-02 13:30 +0100
Message-ID <qBeHM-76w-7@gated-at.bofh.it> (permalink)
References <qBeHM-76w-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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NR_CPUS is set by Kconfig and could be much higher than what actually is in the
system.

gic_vpes should be a true representitives of the number of cpus in the system,
so use it instead.

Signed-off-by: Qais Yousef <qais.yousef@imgtec.com>
---
 drivers/irqchip/irq-mips-gic.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c
index 41ccc84c68ba..c24feb739bb3 100644
--- a/drivers/irqchip/irq-mips-gic.c
+++ b/drivers/irqchip/irq-mips-gic.c
@@ -452,7 +452,7 @@ static int gic_set_affinity(struct irq_data *d, const struct cpumask *cpumask,
 	gic_map_to_vpe(irq, mips_cm_vp_id(cpumask_first(&tmp)));
 
 	/* Update the pcpu_masks */
-	for (i = 0; i < NR_CPUS; i++)
+	for (i = 0; i < gic_vpes; i++)
 		clear_bit(irq, pcpu_masks[i].pcpu_mask);
 	set_bit(irq, pcpu_masks[cpumask_first(&tmp)].pcpu_mask);
 
@@ -1084,7 +1084,7 @@ static void __init __gic_init(unsigned long gic_base_addr,
 	gic_ipi_domain->bus_token = DOMAIN_BUS_IPI;
 
 	/* Make the last 2 * NR_CPUS available for IPIs */
-	bitmap_set(ipi_resrv, gic_shared_intrs - 2 * NR_CPUS, 2 * NR_CPUS);
+	bitmap_set(ipi_resrv, gic_shared_intrs - 2 * gic_vpes, 2 * gic_vpes);
 
 	gic_basic_init();
 
-- 
2.1.0

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[PATCH v3 14/19] irqchip/mips-gic: Use gic_vpes instead of NR_CPUS Qais Yousef <qais.yousef@imgtec.com> - 2015-12-02 13:30 +0100
  Re: [PATCH v3 14/19] irqchip/mips-gic: Use gic_vpes instead of  NR_CPUS Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2015-12-02 19:30 +0100
    Re: [PATCH v3 14/19] irqchip/mips-gic: Use gic_vpes instead of  NR_CPUS Qais Yousef <qais.yousef@imgtec.com> - 2015-12-03 11:00 +0100

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