]>
git.proxmox.com Git - mirror_ubuntu-artful-kernel.git/blob - arch/x86/include/asm/irq_regs.h
2 * Per-cpu current frame pointer - the location of the last exception frame on
3 * the stack, stored in the per-cpu area.
5 * Jeremy Fitzhardinge <jeremy@goop.org>
7 #ifndef _ASM_X86_IRQ_REGS_H
8 #define _ASM_X86_IRQ_REGS_H
10 #include <asm/percpu.h>
12 #define ARCH_HAS_OWN_IRQ_REGS
14 DECLARE_PER_CPU(struct pt_regs
*, irq_regs
);
16 static inline struct pt_regs
*get_irq_regs(void)
18 return percpu_read(irq_regs
);
21 static inline struct pt_regs
*set_irq_regs(struct pt_regs
*new_regs
)
23 struct pt_regs
*old_regs
;
25 old_regs
= get_irq_regs();
26 percpu_write(irq_regs
, new_regs
);
31 #endif /* _ASM_X86_IRQ_REGS_32_H */