Messages in this thread Patch in this message | | | From | Dmitrii Bundin <> | Subject | [PATCH] x86/mm: dynamic memory layout declarations | Date | Fri, 26 Aug 2022 04:24:45 +0300 |
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The declarations page_offset_base, vmalloc_base and vmemmap_base makes sense only if CONFIG_DYNAMIC_MEMORY_LAYOUT is enabled. Hides the declarations behind a conditional macro checking the option.
Signed-off-by: Dmitrii Bundin <dmitrii.bundin.a@gmail.com> --- arch/x86/include/asm/page_64.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/x86/include/asm/page_64.h b/arch/x86/include/asm/page_64.h index baa70451b8df..2968b3644912 100644 --- a/arch/x86/include/asm/page_64.h +++ b/arch/x86/include/asm/page_64.h @@ -12,9 +12,11 @@ extern unsigned long max_pfn; extern unsigned long phys_base; +#ifdef CONFIG_DYNAMIC_MEMORY_LAYOUT extern unsigned long page_offset_base; extern unsigned long vmalloc_base; extern unsigned long vmemmap_base; +#endif /* CONFIG_DYNAMIC_MEMORY_LAYOUT */ static __always_inline unsigned long __phys_addr_nodebug(unsigned long x) { -- 2.17.1
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