| /* | |
| * Per-cpu current frame pointer - the location of the last exception frame on | |
| * the stack, stored in the per-cpu area. | |
| * | |
| * Jeremy Fitzhardinge <jeremy@goop.org> | |
| */ | |
| #ifndef _ASM_X86_IRQ_REGS_H | |
| #define _ASM_X86_IRQ_REGS_H | |
| #include <asm/percpu.h> | |
| #define ARCH_HAS_OWN_IRQ_REGS | |
| DECLARE_PER_CPU(struct pt_regs *, irq_regs); | |
| static inline struct pt_regs *get_irq_regs(void) | |
| { | |
| return this_cpu_read(irq_regs); | |
| } | |
| static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs) | |
| { | |
| struct pt_regs *old_regs; | |
| old_regs = get_irq_regs(); | |
| this_cpu_write(irq_regs, new_regs); | |
| return old_regs; | |
| } | |
| #endif /* _ASM_X86_IRQ_REGS_32_H */ |