diff options
| -rw-r--r-- | arch/x86/include/asm/processor.h | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/dumpstack_32.c | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/irq_32.c | 19 |
3 files changed, 14 insertions, 13 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index ff3f469ab2d4..0b7d866a1ad5 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -425,8 +425,8 @@ struct irq_stack { char stack[IRQ_STACK_SIZE]; } __aligned(IRQ_STACK_SIZE); -DECLARE_PER_CPU(struct irq_stack *, hardirq_stack); -DECLARE_PER_CPU(struct irq_stack *, softirq_stack); +DECLARE_PER_CPU(struct irq_stack *, hardirq_stack_ptr); +DECLARE_PER_CPU(struct irq_stack *, softirq_stack_ptr); #endif /* X86_64 */ extern unsigned int fpu_kernel_xstate_size; diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c index d305440ebe9c..64a59d726639 100644 --- a/arch/x86/kernel/dumpstack_32.c +++ b/arch/x86/kernel/dumpstack_32.c @@ -34,7 +34,7 @@ const char *stack_type_name(enum stack_type type) static bool in_hardirq_stack(unsigned long *stack, struct stack_info *info) { - unsigned long *begin = (unsigned long *)this_cpu_read(hardirq_stack); + unsigned long *begin = (unsigned long *)this_cpu_read(hardirq_stack_ptr); unsigned long *end = begin + (THREAD_SIZE / sizeof(long)); /* @@ -59,7 +59,7 @@ static bool in_hardirq_stack(unsigned long *stack, struct stack_info *info) static bool in_softirq_stack(unsigned long *stack, struct stack_info *info) { - unsigned long *begin = (unsigned long *)this_cpu_read(softirq_stack); + unsigned long *begin = (unsigned long *)this_cpu_read(softirq_stack_ptr); unsigned long *end = begin + (THREAD_SIZE / sizeof(long)); /* diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c index 95600a99ae93..f37489c806fa 100644 --- a/arch/x86/kernel/irq_32.c +++ b/arch/x86/kernel/irq_32.c @@ -51,8 +51,8 @@ static inline int check_stack_overflow(void) { return 0; } static inline void print_stack_overflow(void) { } #endif -DEFINE_PER_CPU(struct irq_stack *, hardirq_stack); -DEFINE_PER_CPU(struct irq_stack *, softirq_stack); +DEFINE_PER_CPU(struct irq_stack *, hardirq_stack_ptr); +DEFINE_PER_CPU(struct irq_stack *, softirq_stack_ptr); static void call_on_stack(void *func, void *stack) { @@ -76,7 +76,7 @@ static inline int execute_on_irq_stack(int overflow, struct irq_desc *desc) u32 *isp, *prev_esp, arg1; curstk = (struct irq_stack *) current_stack(); - irqstk = __this_cpu_read(hardirq_stack); + irqstk = __this_cpu_read(hardirq_stack_ptr); /* * this is where we switch to the IRQ stack. However, if we are @@ -113,21 +113,22 @@ void irq_ctx_init(int cpu) { struct irq_stack *irqstk; - if (per_cpu(hardirq_stack, cpu)) + if (per_cpu(hardirq_stack_ptr, cpu)) return; irqstk = page_address(alloc_pages_node(cpu_to_node(cpu), THREADINFO_GFP, THREAD_SIZE_ORDER)); - per_cpu(hardirq_stack, cpu) = irqstk; + per_cpu(hardirq_stack_ptr, cpu) = irqstk; irqstk = page_address(alloc_pages_node(cpu_to_node(cpu), THREADINFO_GFP, THREAD_SIZE_ORDER)); - per_cpu(softirq_stack, cpu) = irqstk; + per_cpu(softirq_stack_ptr, cpu) = irqstk; - printk(KERN_DEBUG "CPU %u irqstacks, hard=%p soft=%p\n", - cpu, per_cpu(hardirq_stack, cpu), per_cpu(softirq_stack, cpu)); + pr_debug("CPU %u irqstacks, hard=%p soft=%p\n", + cpu, per_cpu(hardirq_stack_ptr, cpu), + per_cpu(softirq_stack_ptr, cpu)); } void do_softirq_own_stack(void) @@ -135,7 +136,7 @@ void do_softirq_own_stack(void) struct irq_stack *irqstk; u32 *isp, *prev_esp; - irqstk = __this_cpu_read(softirq_stack); + irqstk = __this_cpu_read(softirq_stack_ptr); /* build the stack frame on the softirq stack */ isp = (u32 *) ((char *)irqstk + sizeof(*irqstk)); |