linux-kernel - Re: [PATCH] x86: io-apic - do not use KERN

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Date:	Fri, 12 Sep 2008 12:57:21 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Cyrill Gorcunov" <gorcunov@...il.com>
Cc:	"Ingo Molnar" <mingo@...e.hu>, LKML <linux-kernel@...r.kernel.org>,
	"Maciej W. Rozycki" <macro@...ux-mips.org>
Subject: Re: [PATCH] x86: io-apic - do not use KERN_DEBUG marker too much

On Fri, Sep 12, 2008 at 12:55 PM, Yinghai Lu <yhlu.kernel@...il.com> wrote:
> On Mon, Sep 8, 2008 at 8:38 AM, Cyrill Gorcunov <gorcunov@...il.com> wrote:
>> Do not use KERN_DEBUG several times on the same line being printed.
>> Introduced by mine previous patch, sorry.
>>
>> Reported-by: Yinghai Lu <yhlu.kernel@...il.com>
>> Signed-off-by: Cyrill Gorcunov <gorcunov@...il.com>
>> ---
>>
>> Index: linux-2.6.git/arch/x86/kernel/io_apic.c
>> ===================================================================
>> --- linux-2.6.git.orig/arch/x86/kernel/io_apic.c        2008-09-08 19:32:34.000000000 +0400
>> +++ linux-2.6.git/arch/x86/kernel/io_apic.c     2008-09-08 19:34:10.000000000 +0400
>> @@ -1526,11 +1526,16 @@ static void __init setup_IO_APIC_irqs(vo
>>
>>                        idx = find_irq_entry(apic, pin, mp_INT);
>>                        if (idx == -1) {
>> -                               apic_printk(APIC_VERBOSE,
>> -                                       KERN_DEBUG " %d-%d",
>> -                                       mp_ioapics[apic].mp_apicid, pin);
>> -                               if (!notcon)
>> +                               if (!notcon) {
>>                                        notcon = 1;
>> +                                       apic_printk(APIC_VERBOSE,
>> +                                               KERN_DEBUG " %d-%d",
>> +                                               mp_ioapics[apic].mp_apicid,
>> +                                               pin);
>> +                               } else
>> +                                       apic_printk(APIC_VERBOSE, " %d-%d",
>> +                                               mp_ioapics[apic].mp_apicid,
>> +                                               pin);
>>                                continue;
>>                        }
>>
>> @@ -1546,14 +1551,14 @@ static void __init setup_IO_APIC_irqs(vo
>>                }
>>                if (notcon) {
>>                        apic_printk(APIC_VERBOSE,
>> -                               KERN_DEBUG " (apicid-pin) not connected\n");
>> +                               " (apicid-pin) not connected\n");
>>                        notcon = 0;
>>                }
>>        }
>>
>>        if (notcon)
>>                apic_printk(APIC_VERBOSE,
>> -                       KERN_DEBUG " (apicid-pin) not connected\n");
>> +                       " (apicid-pin) not connected\n");
>>  }
>>
>>  /*
>>
>
> still some wrong
>
> init IO_APIC IRQs
>  8-0<7> 0 add_pin_to_irq: irq 1 --> apic 0 pin 1
> IOAPIC[0]: Set routing entry (8-1 -> 0x31 -> IRQ 1 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 0 --> apic 0 pin 2
> IOAPIC[0]: Set routing entry (8-2 -> 0x30 -> IRQ 0 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 3 --> apic 0 pin 3
> IOAPIC[0]: Set routing entry (8-3 -> 0x33 -> IRQ 3 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 4 --> apic 0 pin 4
> IOAPIC[0]: Set routing entry (8-4 -> 0x34 -> IRQ 4 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 5 --> apic 0 pin 5
> IOAPIC[0]: Set routing entry (8-5 -> 0x35 -> IRQ 5 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 6 --> apic 0 pin 6
> IOAPIC[0]: Set routing entry (8-6 -> 0x36 -> IRQ 6 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 7 --> apic 0 pin 7
> IOAPIC[0]: Set routing entry (8-7 -> 0x37 -> IRQ 7 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 8 --> apic 0 pin 8
> IOAPIC[0]: Set routing entry (8-8 -> 0x38 -> IRQ 8 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 9 --> apic 0 pin 9
> IOAPIC[0]: Set routing entry (8-9 -> 0x39 -> IRQ 9 Mode:1 Active:0)
>  0 add_pin_to_irq: irq 10 --> apic 0 pin 10
> IOAPIC[0]: Set routing entry (8-10 -> 0x3a -> IRQ 10 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 11 --> apic 0 pin 11
> IOAPIC[0]: Set routing entry (8-11 -> 0x3b -> IRQ 11 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 12 --> apic 0 pin 12
> IOAPIC[0]: Set routing entry (8-12 -> 0x3c -> IRQ 12 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 13 --> apic 0 pin 13
> IOAPIC[0]: Set routing entry (8-13 -> 0x3d -> IRQ 13 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 14 --> apic 0 pin 14
> IOAPIC[0]: Set routing entry (8-14 -> 0x3e -> IRQ 14 Mode:0 Active:0)
>  0 add_pin_to_irq: irq 15 --> apic 0 pin 15
> IOAPIC[0]: Set routing entry (8-15 -> 0x3f -> IRQ 15 Mode:0 Active:0)
>  8-16 8-17 8-18 8-19 8-20 8-21 8-22 8-23 (apicid-pin) not connected
>  9-0 9-1 9-2 9-3 9-4 9-5 9-6 9-7 9-8 9-9 9-10 9-11 9-12 9-13 9-14 9-15
> 9-16 9-17 9-18 9-19 9-20 9-21 9-22 9-23 (apicid-pin) not connected
>

only first one not connected at first, and ...

why not just revert those two patches?

YH
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