Re: [PATCH -tip] x86: Remove useless variable disable_x2apic

[Cyrill Gorcunov]

[Jaswinder Singh Rajput - Thu, Jul 02, 2009 at 10:33:59PM +0530]
| 
| setup_nox2apic() is writing 1 to disable_x2apic but no one is reading it.
| 
| Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@xxxxxxxxx>
| ---
|  arch/x86/kernel/apic/apic.c |    2 --
|  1 files changed, 0 insertions(+), 2 deletions(-)
| 
| diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
| index 8c7c042..0a1c283 100644
| --- a/arch/x86/kernel/apic/apic.c
| +++ b/arch/x86/kernel/apic/apic.c
| @@ -140,7 +140,6 @@ int x2apic_mode;
|  #ifdef CONFIG_X86_X2APIC
|  /* x2apic enabled before OS handover */
|  static int x2apic_preenabled;
| -static int disable_x2apic;
|  static __init int setup_nox2apic(char *str)
|  {
|  	if (x2apic_enabled()) {
| @@ -149,7 +148,6 @@ static __init int setup_nox2apic(char *str)
|  		return 0;
|  	}
|  
| -	disable_x2apic = 1;
|  	setup_clear_cpu_cap(X86_FEATURE_X2APIC);
|  	return 0;
|  }
| -- 
| 1.6.2.5
|

yes, at moment we use cpu_has_x2apic mostly.
Ack. But lets CC Suresh to be sure. Maybe
there is something in plans.
 
	-- Cyrill
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