Re: [PATCH v2, part2 08/10] mm/SPARC: use free_highmem_page() to free highmem pages into buddy system

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 03/13/2013 05:42 AM, Andrew Morton wrote:
> On Sun, 10 Mar 2013 16:01:08 +0800 Jiang Liu <liuj97@xxxxxxxxx> wrote:
> 
>> Use helper function free_highmem_page() to free highmem pages into
>> the buddy system.
>>
>> ...
>>
>> --- a/arch/sparc/mm/init_32.c
>> +++ b/arch/sparc/mm/init_32.c
>> @@ -282,14 +282,8 @@ static void map_high_region(unsigned long start_pfn, unsigned long end_pfn)
>>  	printk("mapping high region %08lx - %08lx\n", start_pfn, end_pfn);
>>  #endif
>>  
>> -	for (tmp = start_pfn; tmp < end_pfn; tmp++) {
>> -		struct page *page = pfn_to_page(tmp);
>> -
>> -		ClearPageReserved(page);
>> -		init_page_count(page);
>> -		__free_page(page);
>> -		totalhigh_pages++;
>> -	}
>> +	for (tmp = start_pfn; tmp < end_pfn; tmp++)
>> +		free_higmem_page(pfn_to_page(tmp));
>>  }
> 
> This code isn't inside #ifdef CONFIG_HIGHMEM, but afaict that's OK
> because CONFIG_HIGHMEM=n isn't possible on sparc32.
> 
> This patch and one other mistyped "free_highmem_page".  I got lazy and
> edited those patches in-place.
> 
Hi Andrew,
	Great thanks for fixing them!
	Gerry
--
To unsubscribe from this list: send the line "unsubscribe sparclinux" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Kernel Development]     [DCCP]     [Linux ARM Development]     [Linux]     [Photo]     [Yosemite Help]     [Linux ARM Kernel]     [Linux SCSI]     [Linux x86_64]     [Linux Hams]

  Powered by Linux