arm64: head: Drop SWAPPER_TABLE_SHIFT

[PATCH] arm64: head: Drop SWAPPER_TABLE_SHIFT

Posted by Gavin Shan 1 month, 1 week ago

There is no users of SWAPPER_TABLE_SHIFT after commit 84b04d3e6bdb
("arm64: kernel: Create initial ID map from C code"). Just drop it.

Signed-off-by: Gavin Shan <gshan@redhat.com>
---
 arch/arm64/include/asm/kernel-pgtable.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm64/include/asm/kernel-pgtable.h b/arch/arm64/include/asm/kernel-pgtable.h
index bf05a77873a4..fd5a08450b12 100644
--- a/arch/arm64/include/asm/kernel-pgtable.h
+++ b/arch/arm64/include/asm/kernel-pgtable.h
@@ -26,7 +26,6 @@
 #define SWAPPER_SKIP_LEVEL	0
 #endif
 #define SWAPPER_BLOCK_SIZE	(UL(1) << SWAPPER_BLOCK_SHIFT)
-#define SWAPPER_TABLE_SHIFT	(SWAPPER_BLOCK_SHIFT + PAGE_SHIFT - 3)
 
 #define SWAPPER_PGTABLE_LEVELS		(CONFIG_PGTABLE_LEVELS - SWAPPER_SKIP_LEVEL)
 #define INIT_IDMAP_PGTABLE_LEVELS	(IDMAP_LEVELS - SWAPPER_SKIP_LEVEL)
-- 
2.45.2

Re: [PATCH] arm64: head: Drop SWAPPER_TABLE_SHIFT

Posted by Catalin Marinas 1 month, 1 week ago

On Mon, 14 Oct 2024 13:03:41 +1000, Gavin Shan wrote:
> There is no users of SWAPPER_TABLE_SHIFT after commit 84b04d3e6bdb
> ("arm64: kernel: Create initial ID map from C code"). Just drop it.
> 
> 

Applied to arm64 (for-next/misc), thanks!

[1/1] arm64: head: Drop SWAPPER_TABLE_SHIFT
      https://git.kernel.org/arm64/c/0f612c6eb13a

-- 
Catalin

Re: [PATCH] arm64: head: Drop SWAPPER_TABLE_SHIFT

Posted by Anshuman Khandual 1 month, 1 week ago


On 10/14/24 08:33, Gavin Shan wrote:
> There is no users of SWAPPER_TABLE_SHIFT after commit 84b04d3e6bdb
> ("arm64: kernel: Create initial ID map from C code"). Just drop it.
> 
> Signed-off-by: Gavin Shan <gshan@redhat.com>

Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>

> ---
>  arch/arm64/include/asm/kernel-pgtable.h | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/arch/arm64/include/asm/kernel-pgtable.h b/arch/arm64/include/asm/kernel-pgtable.h
> index bf05a77873a4..fd5a08450b12 100644
> --- a/arch/arm64/include/asm/kernel-pgtable.h
> +++ b/arch/arm64/include/asm/kernel-pgtable.h
> @@ -26,7 +26,6 @@
>  #define SWAPPER_SKIP_LEVEL	0
>  #endif
>  #define SWAPPER_BLOCK_SIZE	(UL(1) << SWAPPER_BLOCK_SHIFT)
> -#define SWAPPER_TABLE_SHIFT	(SWAPPER_BLOCK_SHIFT + PAGE_SHIFT - 3)
>  
>  #define SWAPPER_PGTABLE_LEVELS		(CONFIG_PGTABLE_LEVELS - SWAPPER_SKIP_LEVEL)
>  #define INIT_IDMAP_PGTABLE_LEVELS	(IDMAP_LEVELS - SWAPPER_SKIP_LEVEL)