[Patch Part3 v3 33/38] x86, irq: Move check of cfg->move_in_progress into send_cleanup_vector()

From: Jiang Liu
Date: Sat Nov 08 2014 - 13:18:15 EST


Move check of cfg->move_in_progress into send_cleanup_vector() to
prepare for simplifying struct irq_cfg.

Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
---
arch/x86/kernel/apic/vector.c | 10 ++++++++--
arch/x86/platform/uv/uv_irq.c | 3 +--
drivers/iommu/amd_iommu.c | 3 +--
drivers/iommu/intel_irq_remapping.c | 3 +--
4 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index d56b4611c75a..76c82170f04f 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -495,7 +495,7 @@ static struct irq_chip vector_chip = {
};

#ifdef CONFIG_SMP
-void send_cleanup_vector(struct irq_cfg *cfg)
+static void __send_cleanup_vector(struct irq_cfg *cfg)
{
cpumask_var_t cleanup_mask;

@@ -513,6 +513,12 @@ void send_cleanup_vector(struct irq_cfg *cfg)
cfg->move_in_progress = 0;
}

+void send_cleanup_vector(struct irq_cfg *cfg)
+{
+ if (cfg->move_in_progress)
+ __send_cleanup_vector(cfg);
+}
+
asmlinkage __visible void smp_irq_move_cleanup_interrupt(void)
{
unsigned vector, me;
@@ -583,7 +589,7 @@ static void __irq_complete_move(struct irq_cfg *cfg, unsigned vector)
me = smp_processor_id();

if (vector == cfg->vector && cpumask_test_cpu(me, cfg->domain))
- send_cleanup_vector(cfg);
+ __send_cleanup_vector(cfg);
}

void irq_complete_move(struct irq_cfg *cfg)
diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c
index 854e610a085f..66d531e71c9a 100644
--- a/arch/x86/platform/uv/uv_irq.c
+++ b/arch/x86/platform/uv/uv_irq.c
@@ -63,8 +63,7 @@ uv_set_irq_affinity(struct irq_data *data, const struct cpumask *mask,
ret = parent->chip->irq_set_affinity(parent, mask, force);
if (ret >= 0) {
uv_program_mmr(cfg, data->chip_data);
- if (cfg->move_in_progress)
- send_cleanup_vector(cfg);
+ send_cleanup_vector(cfg);
}

return ret;
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 236cc7ee0b85..02cb3637eb43 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -4331,8 +4331,7 @@ static int amd_ir_set_affinity(struct irq_data *data,
* at the new destination. So, time to cleanup the previous
* vector allocation.
*/
- if (cfg->move_in_progress)
- send_cleanup_vector(cfg);
+ send_cleanup_vector(cfg);

return IRQ_SET_MASK_OK_DONE;
}
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 5bd9e6570099..d3bfe3528504 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -947,8 +947,7 @@ intel_ir_set_affinity(struct irq_data *data, const struct cpumask *mask,
* at the new destination. So, time to cleanup the previous
* vector allocation.
*/
- if (cfg->move_in_progress)
- send_cleanup_vector(cfg);
+ send_cleanup_vector(cfg);

return IRQ_SET_MASK_OK_DONE;
}
--
1.7.10.4

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