irq_regs.c 394 B

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  1. // SPDX-License-Identifier: GPL-2.0-or-later
  2. /* saved per-CPU IRQ register pointer
  3. *
  4. * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
  5. * Written by David Howells (dhowells@redhat.com)
  6. */
  7. #include <linux/export.h>
  8. #include <linux/percpu.h>
  9. #include <asm/irq_regs.h>
  10. #ifndef ARCH_HAS_OWN_IRQ_REGS
  11. DEFINE_PER_CPU(struct pt_regs *, __irq_regs);
  12. EXPORT_PER_CPU_SYMBOL(__irq_regs);
  13. #endif