diff options
Diffstat (limited to 'arch/x86/kernel/traps.c')
| -rw-r--r-- | arch/x86/kernel/traps.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 141907ab6e22..2d1f4c7e4052 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -72,9 +72,6 @@ #include "cpu/mcheck/mce.h" -DECLARE_BITMAP(used_vectors, NR_VECTORS); -EXPORT_SYMBOL_GPL(used_vectors); - asmlinkage int system_call(void); /* Do we ignore FPU interrupts ? */ @@ -89,6 +86,9 @@ gate_desc idt_table[256] __attribute__((__section__(".data.idt"))) = { { { { 0, 0 } } }, }; #endif +DECLARE_BITMAP(used_vectors, NR_VECTORS); +EXPORT_SYMBOL_GPL(used_vectors); + static int ignore_nmis; static inline void conditional_sti(struct pt_regs *regs) @@ -941,9 +941,7 @@ dotraplinkage void do_iret_error(struct pt_regs *regs, long error_code) void __init trap_init(void) { -#ifdef CONFIG_X86_32 int i; -#endif #ifdef CONFIG_EISA void __iomem *p = early_ioremap(0x0FFFD9, 4); @@ -1000,11 +998,15 @@ void __init trap_init(void) } set_system_trap_gate(SYSCALL_VECTOR, &system_call); +#endif /* Reserve all the builtin and the syscall vector: */ for (i = 0; i < FIRST_EXTERNAL_VECTOR; i++) set_bit(i, used_vectors); +#ifdef CONFIG_X86_64 + set_bit(IA32_SYSCALL_VECTOR, used_vectors); +#else set_bit(SYSCALL_VECTOR, used_vectors); #endif /* |