linux-kernel - Re: [RFC PATCH] sparse_irq aka dyn

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Date:	Sun, 09 Nov 2008 00:36:01 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Yinghai Lu <yinghai@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH] sparse_irq aka dyn_irq

Ingo Molnar wrote:
> 
>> +++ linux-2.6/arch/x86/mm/init_32.c
>> @@ -66,6 +66,7 @@ static unsigned long __meminitdata table
>>  static unsigned long __meminitdata table_top;
>>  
>>  static int __initdata after_init_bootmem;
>> +int after_bootmem;
>>  
>>  static __init void *alloc_low_page(unsigned long *phys)
>>  {
>> @@ -987,6 +988,8 @@ void __init mem_init(void)
>>  
>>  	set_highmem_pages_init();
>>  
>> +	after_bootmem = 1;
> 
> this hack can go away once we have a proper percpu_alloc() that can be 
> used early enough.
> 

Also, flags should be "bool".  We're not aggressively going after old
code to convert it, but new code should use "bool".

	-hpa
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