Re: [PATCH] mm: fix build warning about kernel_physical_mapping_remove()

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On Wed, Apr 17, 2013 at 03:15:58PM +0800, Yijing Wang wrote:
>If CONFIG_MEMORY_HOTREMOVE is not set, a build warning about
>"warning: ‘kernel_physical_mapping_remove’ defined but not used"
>report.
>

This has already been fixed by Tang Chen. 
http://marc.info/?l=linux-mm&m=136614697618243&w=2

>Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
>Cc: Tang Chen <tangchen@xxxxxxxxxxxxxx>
>Cc: Wen Congyang <wency@xxxxxxxxxxxxxx>
>---
> arch/x86/mm/init_64.c |    2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
>diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
>index 474e28f..dafdeb2 100644
>--- a/arch/x86/mm/init_64.c
>+++ b/arch/x86/mm/init_64.c
>@@ -1019,6 +1019,7 @@ void __ref vmemmap_free(struct page *memmap, unsigned long nr_pages)
> 	remove_pagetable(start, end, false);
> }
>
>+#ifdef CONFIG_MEMORY_HOTREMOVE
> static void __meminit
> kernel_physical_mapping_remove(unsigned long start, unsigned long end)
> {
>@@ -1028,7 +1029,6 @@ kernel_physical_mapping_remove(unsigned long start, unsigned long end)
> 	remove_pagetable(start, end, true);
> }
>
>-#ifdef CONFIG_MEMORY_HOTREMOVE
> int __ref arch_remove_memory(u64 start, u64 size)
> {
> 	unsigned long start_pfn = start >> PAGE_SHIFT;
>-- 
>1.7.1
>
>
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