mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-16 00:56:49 +07:00
6dc1787605
smp.c and irq_work.c implement the same inline helper. Move it to apic.h and use it everywhere. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org>
45 lines
901 B
C
45 lines
901 B
C
/*
|
|
* x86 specific code for irq_work
|
|
*
|
|
* Copyright (C) 2010 Red Hat, Inc., Peter Zijlstra <pzijlstr@redhat.com>
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/irq_work.h>
|
|
#include <linux/hardirq.h>
|
|
#include <asm/apic.h>
|
|
#include <asm/trace/irq_vectors.h>
|
|
|
|
static inline void __smp_irq_work_interrupt(void)
|
|
{
|
|
inc_irq_stat(apic_irq_work_irqs);
|
|
irq_work_run();
|
|
}
|
|
|
|
__visible void smp_irq_work_interrupt(struct pt_regs *regs)
|
|
{
|
|
ipi_entering_ack_irq();
|
|
__smp_irq_work_interrupt();
|
|
exiting_irq();
|
|
}
|
|
|
|
__visible void smp_trace_irq_work_interrupt(struct pt_regs *regs)
|
|
{
|
|
ipi_entering_ack_irq();
|
|
trace_irq_work_entry(IRQ_WORK_VECTOR);
|
|
__smp_irq_work_interrupt();
|
|
trace_irq_work_exit(IRQ_WORK_VECTOR);
|
|
exiting_irq();
|
|
}
|
|
|
|
void arch_irq_work_raise(void)
|
|
{
|
|
#ifdef CONFIG_X86_LOCAL_APIC
|
|
if (!arch_irq_work_has_interrupt())
|
|
return;
|
|
|
|
apic->send_IPI_self(IRQ_WORK_VECTOR);
|
|
apic_wait_icr_idle();
|
|
#endif
|
|
}
|