fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / asm-x86 / irq_regs_32.h
blob3368b20c0b489fa04b46070d53aecaaeb8dc01e0
1 /*
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>
6 */
7 #ifndef _ASM_I386_IRQ_REGS_H
8 #define _ASM_I386_IRQ_REGS_H
10 #include <asm/percpu.h>
12 DECLARE_PER_CPU(struct pt_regs *, irq_regs);
14 static inline struct pt_regs *get_irq_regs(void)
16 return x86_read_percpu(irq_regs);
19 static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs)
21 struct pt_regs *old_regs;
23 old_regs = get_irq_regs();
24 x86_write_percpu(irq_regs, new_regs);
26 return old_regs;
29 #endif /* _ASM_I386_IRQ_REGS_H */