Revert "irqchip/gic-v3-its: introduce CONFIG_GENERIC_PENDING_IRQ"

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I6WPFT
CVE: NA

--------------------------------

This reverts commit 6ea55196.
Signed-off-by: NYipeng Zou <zouyipeng@huawei.com>
Reviewed-by: NZhang Jianhua <chris.zjh@huawei.com>
Signed-off-by: NYongqiang Liu <liuyongqiang13@huawei.com>

drivers/irqchip/irq-gic-v3-its.c

@@ -1162,12 +1162,6 @@ static void its_unmask_irq(struct irq_data *d)
 	lpi_update_config(d, 0, LPI_PROP_ENABLED);
 }
 
-static void its_irq_chip_eoi(struct irq_data *d)
-{
-	irq_move_irq(d);
-	irq_chip_eoi_parent(d);
-}
-
 static int its_set_affinity(struct irq_data *d, const struct cpumask *mask_val,
 			    bool force)
 {
@@ -1491,7 +1485,7 @@ static struct irq_chip its_irq_chip = {
 	.name			= "ITS",
 	.irq_mask		= its_mask_irq,
 	.irq_unmask		= its_unmask_irq,
-	.irq_eoi		= its_irq_chip_eoi,
+	.irq_eoi		= irq_chip_eoi_parent,
 	.irq_set_affinity	= its_set_affinity,
 	.irq_compose_msi_msg	= its_irq_compose_msi_msg,
 	.irq_set_irqchip_state	= its_irq_set_irqchip_state,

kernel/irq/Kconfig

@@ -32,9 +32,7 @@ config GENERIC_IRQ_LEGACY_ALLOC_HWIRQ
 
 # Support for delayed migration from interrupt context
 config GENERIC_PENDING_IRQ
-	bool "Support for delayed migration from interrupt context"
-	depends on SMP
-	default n
+	bool
 
 # Support for generic irq migrating off cpu before the cpu is offline.
 config GENERIC_IRQ_MIGRATION

kernel/irq/migration.c

@@ -122,5 +122,3 @@ void __irq_move_irq(struct irq_data *idata)
 	if (!masked)
 		idata->chip->irq_unmask(idata);
 }
-
-void __weak irq_force_complete_move(struct irq_desc *desc) { }