x86: define IA32_SYSCALL_VECTOR on 32-bit to reduce ifdefs

Impact: cleanup

We can remove some #ifdefs if we define IA32_SYSCALL_VECTOR on 32-bit.

Reviewed-by Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index 3cbd79b..910b5a3 100644 (file)
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -34,6 +34,7 @@
 
 #ifdef CONFIG_X86_32
 # define SYSCALL_VECTOR                        0x80
+# define IA32_SYSCALL_VECTOR           0x80
 #else
 # define IA32_SYSCALL_VECTOR           0x80
 #endif

diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index f3be5e9..f2c60a5 100644 (file)
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -242,15 +242,9 @@ void __init native_init_IRQ(void)
         * 'special' SMP interrupts)
         */
        for (i = FIRST_EXTERNAL_VECTOR; i < NR_VECTORS; i++) {
-#ifdef CONFIG_X86_32
-               /* SYSCALL_VECTOR was reserved in trap_init. */
-               if (i != SYSCALL_VECTOR)
-                       set_intr_gate(i, interrupt[i-FIRST_EXTERNAL_VECTOR]);
-#else
                /* IA32_SYSCALL_VECTOR was reserved in trap_init. */
                if (i != IA32_SYSCALL_VECTOR)
                        set_intr_gate(i, interrupt[i-FIRST_EXTERNAL_VECTOR]);
-#endif
        }
 
        apic_intr_init();

diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index a1d2883..2310700 100644 (file)
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -969,11 +969,8 @@ void __init trap_init(void)
        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
+
        /*
         * Should be a barrier for any external CPU state:
         */