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Subject[PATCH REPOST] [3/3] Replace macro recursion with more conventional loop
Date

The early exception handlers are currently set up using a macro
recursion. Replace that with a standard loop.

Noop patch, just a cleanup.

Signed-off-by: Andi Kleen <ak@suse.de>

---
arch/x86/kernel/head_64.S | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)

Index: linux/arch/x86/kernel/head_64.S
===================================================================
--- linux.orig/arch/x86/kernel/head_64.S
+++ linux/arch/x86/kernel/head_64.S
@@ -269,18 +269,17 @@ bad_address:

.section ".init.text","ax"
#ifdef CONFIG_EARLY_PRINTK
-.macro early_idt_tramp first, last
- .ifgt \last-\first
- early_idt_tramp \first, \last-1
- .endif
- movl $\last,%esi
+.macro early_idt_tramp i
+ movl $\i,%esi
jmp early_idt_handler
.endm
-
.globl early_idt_handlers
early_idt_handlers:
- .set maxe,NUM_EXCEPTION_VECTORS-1
- early_idt_tramp 0,maxe
+ i = 0
+ .rept NUM_EXCEPTION_VECTORS
+ early_idt_tramp i
+ i = i+1
+ .endr
#endif

ENTRY(early_idt_handler)

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