hc
2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a
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/* SPDX-License-Identifier: GPL-2.0 */
/* hardirq.h: PA-RISC hard IRQ support.
 *
 * Copyright (C) 2001 Matthew Wilcox <matthew@wil.cx>
 * Copyright (C) 2013 Helge Deller <deller@gmx.de>
 */
 
#ifndef _PARISC_HARDIRQ_H
#define _PARISC_HARDIRQ_H
 
#include <linux/cache.h>
#include <linux/threads.h>
#include <linux/irq.h>
 
#ifdef CONFIG_IRQSTACKS
#define __ARCH_HAS_DO_SOFTIRQ
#endif
 
typedef struct {
   unsigned int __softirq_pending;
   unsigned int kernel_stack_usage;
   unsigned int irq_stack_usage;
#ifdef CONFIG_SMP
   unsigned int irq_resched_count;
   unsigned int irq_call_count;
#endif
   unsigned int irq_unaligned_count;
   unsigned int irq_fpassist_count;
   unsigned int irq_tlb_count;
} ____cacheline_aligned irq_cpustat_t;
 
DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
 
#define __ARCH_IRQ_STAT
#define __IRQ_STAT(cpu, member) (irq_stat[cpu].member)
#define inc_irq_stat(member)    this_cpu_inc(irq_stat.member)
#define __inc_irq_stat(member)    __this_cpu_inc(irq_stat.member)
#define ack_bad_irq(irq) WARN(1, "unexpected IRQ trap at vector %02x\n", irq)
 
#endif /* _PARISC_HARDIRQ_H */