* [PATCH] x86: little cleanup of cpu_init()
@ 2009-01-27 20:41 Peter Zijlstra
2009-01-27 22:55 ` H. Peter Anvin
0 siblings, 1 reply; 2+ messages in thread
From: Peter Zijlstra @ 2009-01-27 20:41 UTC (permalink / raw)
To: Ingo Molnar; +Cc: Tejun Heo, Brian Gerst, L-K
While I was looking through the new and improved bootstrap code - great
work that, thanks! I found the below a slight improvement.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
---
arch/x86/kernel/cpu/common.c | 25 +++++++++++--------------
1 files changed, 11 insertions(+), 14 deletions(-)
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 9394f73..5ecf97f 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1088,22 +1088,19 @@ void __cpuinit cpu_init(void)
*/
if (kgdb_connected && arch_kgdb_ops.correct_hw_break)
arch_kgdb_ops.correct_hw_break();
- else {
+ else
#endif
- /*
- * Clear all 6 debug registers:
- */
-
- set_debugreg(0UL, 0);
- set_debugreg(0UL, 1);
- set_debugreg(0UL, 2);
- set_debugreg(0UL, 3);
- set_debugreg(0UL, 6);
- set_debugreg(0UL, 7);
-#ifdef CONFIG_KGDB
- /* If the kgdb is connected no debug regs should be altered. */
+ {
+ /*
+ * Clear all 6 debug registers:
+ */
+ set_debugreg(0UL, 0);
+ set_debugreg(0UL, 1);
+ set_debugreg(0UL, 2);
+ set_debugreg(0UL, 3);
+ set_debugreg(0UL, 6);
+ set_debugreg(0UL, 7);
}
-#endif
fpu_init();
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