diff options
Diffstat (limited to 'include/asm-i386/irq_regs.h')
-rw-r--r-- | include/asm-i386/irq_regs.h | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/include/asm-i386/irq_regs.h b/include/asm-i386/irq_regs.h index 3dd9c0b70270..a1b3f7f594a2 100644 --- a/include/asm-i386/irq_regs.h +++ b/include/asm-i386/irq_regs.h | |||
@@ -1 +1,27 @@ | |||
1 | #include <asm-generic/irq_regs.h> | 1 | /* |
2 | * Per-cpu current frame pointer - the location of the last exception frame on | ||
3 | * the stack, stored in the PDA. | ||
4 | * | ||
5 | * Jeremy Fitzhardinge <jeremy@goop.org> | ||
6 | */ | ||
7 | #ifndef _ASM_I386_IRQ_REGS_H | ||
8 | #define _ASM_I386_IRQ_REGS_H | ||
9 | |||
10 | #include <asm/pda.h> | ||
11 | |||
12 | static inline struct pt_regs *get_irq_regs(void) | ||
13 | { | ||
14 | return read_pda(irq_regs); | ||
15 | } | ||
16 | |||
17 | static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs) | ||
18 | { | ||
19 | struct pt_regs *old_regs; | ||
20 | |||
21 | old_regs = read_pda(irq_regs); | ||
22 | write_pda(irq_regs, new_regs); | ||
23 | |||
24 | return old_regs; | ||
25 | } | ||
26 | |||
27 | #endif /* _ASM_I386_IRQ_REGS_H */ | ||