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* [PATCH] ARM: decompressor: fix a wrong comment
@ 2014-11-28  6:12 Masahiro Yamada
  2014-11-28  7:15 ` Nicolas Pitre
  0 siblings, 1 reply; 2+ messages in thread
From: Masahiro Yamada @ 2014-11-28  6:12 UTC (permalink / raw)
  To: linux-arm-kernel
  Cc: Masahiro Yamada, Russell King, Nicolas Pitre, Kevin Hilman,
	Will Deacon, Heiko Stuebner, linux-kernel

This comment does not correspond to the actual code.

When zImage is loaded at a lower *OR* higher address of
the destination of Image, it won't overwrite itself.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
---

 arch/arm/boot/compressed/head.S | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 68be901..9dff614 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -178,7 +178,7 @@ not_angel:
 
 		/*
 		 * Set up a page table only if it won't overwrite ourself.
-		 * That means r4 < pc && r4 - 16k page directory > &_end.
+		 * That means r4 < pc || r4 - 16k page directory > &_end.
 		 * Given that r4 > &_end is most unfrequent, we add a rough
 		 * additional 1MB of room for a possible appended DTB.
 		 */
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] ARM: decompressor: fix a wrong comment
  2014-11-28  6:12 [PATCH] ARM: decompressor: fix a wrong comment Masahiro Yamada
@ 2014-11-28  7:15 ` Nicolas Pitre
  0 siblings, 0 replies; 2+ messages in thread
From: Nicolas Pitre @ 2014-11-28  7:15 UTC (permalink / raw)
  To: Masahiro Yamada
  Cc: linux-arm-kernel, Russell King, Kevin Hilman, Will Deacon,
	Heiko Stuebner, linux-kernel

On Fri, 28 Nov 2014, Masahiro Yamada wrote:

> This comment does not correspond to the actual code.
> 
> When zImage is loaded at a lower *OR* higher address of
> the destination of Image, it won't overwrite itself.
> 
> Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>

Acked-by: Nicolas Pitre <nico@linaro.org>


> ---
> 
>  arch/arm/boot/compressed/head.S | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
> index 68be901..9dff614 100644
> --- a/arch/arm/boot/compressed/head.S
> +++ b/arch/arm/boot/compressed/head.S
> @@ -178,7 +178,7 @@ not_angel:
>  
>  		/*
>  		 * Set up a page table only if it won't overwrite ourself.
> -		 * That means r4 < pc && r4 - 16k page directory > &_end.
> +		 * That means r4 < pc || r4 - 16k page directory > &_end.
>  		 * Given that r4 > &_end is most unfrequent, we add a rough
>  		 * additional 1MB of room for a possible appended DTB.
>  		 */
> -- 
> 1.9.1
> 
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2014-11-28  6:12 [PATCH] ARM: decompressor: fix a wrong comment Masahiro Yamada
2014-11-28  7:15 ` Nicolas Pitre

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