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- // SPDX-License-Identifier: GPL-2.0
- /*
- * x86 specific code for irq_work
- *
- * Copyright (C) 2010 Red Hat, Inc., Peter Zijlstra
- */
- #include <linux/kernel.h>
- #include <linux/irq_work.h>
- #include <linux/hardirq.h>
- #include <asm/apic.h>
- #include <asm/idtentry.h>
- #include <asm/trace/irq_vectors.h>
- #include <linux/interrupt.h>
- #ifdef CONFIG_X86_LOCAL_APIC
- DEFINE_IDTENTRY_SYSVEC(sysvec_irq_work)
- {
- ack_APIC_irq();
- trace_irq_work_entry(IRQ_WORK_VECTOR);
- inc_irq_stat(apic_irq_work_irqs);
- irq_work_run();
- trace_irq_work_exit(IRQ_WORK_VECTOR);
- }
- void arch_irq_work_raise(void)
- {
- if (!arch_irq_work_has_interrupt())
- return;
- apic->send_IPI_self(IRQ_WORK_VECTOR);
- apic_wait_icr_idle();
- }
- #endif
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