diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/processor.h | 9 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/common.c | 6 |
2 files changed, 0 insertions, 15 deletions
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 2bb3a648fc12..8fcfcd1a8375 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -374,16 +374,7 @@ DECLARE_PER_CPU(unsigned long, cpu_current_top_of_stack); #define cpu_current_top_of_stack cpu_tss_rw.x86_tss.sp1 #endif -/* - * Save the original ist values for checking stack pointers during debugging - */ -struct orig_ist { - unsigned long ist[7]; -}; - #ifdef CONFIG_X86_64 -DECLARE_PER_CPU(struct orig_ist, orig_ist); - union irq_stack_union { char irq_stack[IRQ_STACK_SIZE]; /* diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 4b01b71415f5..8243f198fb7f 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -1549,12 +1549,6 @@ void syscall_init(void) X86_EFLAGS_IOPL|X86_EFLAGS_AC|X86_EFLAGS_NT); } -/* - * Copies of the original ist values from the tss are only accessed during - * debugging, no special alignment required. - */ -DEFINE_PER_CPU(struct orig_ist, orig_ist); - static DEFINE_PER_CPU(unsigned long, debug_stack_addr); DEFINE_PER_CPU(int, debug_stack_usage); |