* [PATCH] ARM: Kconfig: CPU_BIG_ENDIAN depends on !LD_IS_LLD
@ 2020-11-09 22:47 ` Nick Desaulniers
0 siblings, 0 replies; 4+ messages in thread
From: Nick Desaulniers @ 2020-11-09 22:47 UTC (permalink / raw)
To: Arnd Bergmann
Cc: Fangrui Song, Jian Cai, Peter Smith, Nick Desaulniers,
Russell King, Vincenzo Frascino, Thomas Gleixner,
linux-arm-kernel, linux-kernel
LLD does not yet support any big endian architectures. Make this config
non-selectable when using LLD until LLD is fixed.
Link: https://github.com/ClangBuiltLinux/linux/issues/965
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
---
arch/arm/mm/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 65e4482e3849..02692fbe2db5 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -743,6 +743,7 @@ config SWP_EMULATE
config CPU_BIG_ENDIAN
bool "Build big-endian kernel"
depends on ARCH_SUPPORTS_BIG_ENDIAN
+ depends on !LD_IS_LLD
help
Say Y if you plan on running a kernel in big-endian mode.
Note that your board must be properly built and your board
--
2.29.2.222.g5d2a92d10f8-goog
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] ARM: Kconfig: CPU_BIG_ENDIAN depends on !LD_IS_LLD
@ 2020-11-09 22:47 ` Nick Desaulniers
0 siblings, 0 replies; 4+ messages in thread
From: Nick Desaulniers @ 2020-11-09 22:47 UTC (permalink / raw)
To: Arnd Bergmann
Cc: Fangrui Song, linux-kernel, Nick Desaulniers, Russell King,
Peter Smith, Jian Cai, Vincenzo Frascino, Thomas Gleixner,
linux-arm-kernel
LLD does not yet support any big endian architectures. Make this config
non-selectable when using LLD until LLD is fixed.
Link: https://github.com/ClangBuiltLinux/linux/issues/965
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
---
arch/arm/mm/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 65e4482e3849..02692fbe2db5 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -743,6 +743,7 @@ config SWP_EMULATE
config CPU_BIG_ENDIAN
bool "Build big-endian kernel"
depends on ARCH_SUPPORTS_BIG_ENDIAN
+ depends on !LD_IS_LLD
help
Say Y if you plan on running a kernel in big-endian mode.
Note that your board must be properly built and your board
--
2.29.2.222.g5d2a92d10f8-goog
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] ARM: Kconfig: CPU_BIG_ENDIAN depends on !LD_IS_LLD
2020-11-09 22:47 ` Nick Desaulniers
@ 2020-11-10 1:34 ` Nathan Chancellor
-1 siblings, 0 replies; 4+ messages in thread
From: Nathan Chancellor @ 2020-11-10 1:34 UTC (permalink / raw)
To: Nick Desaulniers
Cc: Arnd Bergmann, Fangrui Song, Jian Cai, Peter Smith, Russell King,
Vincenzo Frascino, Thomas Gleixner, linux-arm-kernel,
linux-kernel, clang-built-linux
On Mon, Nov 09, 2020 at 02:47:12PM -0800, Nick Desaulniers wrote:
> LLD does not yet support any big endian architectures. Make this config
> non-selectable when using LLD until LLD is fixed.
>
> Link: https://github.com/ClangBuiltLinux/linux/issues/965
> Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
I tested allyesconfig, allmodconfig, and about ten to fifteen
randconfigs and never saw CONFIG_CPU_BIG_ENDIAN appear.
Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>
Tested-by: Nathan Chancellor <natechancellor@gmail.com>
> ---
> arch/arm/mm/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
> index 65e4482e3849..02692fbe2db5 100644
> --- a/arch/arm/mm/Kconfig
> +++ b/arch/arm/mm/Kconfig
> @@ -743,6 +743,7 @@ config SWP_EMULATE
> config CPU_BIG_ENDIAN
> bool "Build big-endian kernel"
> depends on ARCH_SUPPORTS_BIG_ENDIAN
> + depends on !LD_IS_LLD
> help
> Say Y if you plan on running a kernel in big-endian mode.
> Note that your board must be properly built and your board
> --
> 2.29.2.222.g5d2a92d10f8-goog
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] ARM: Kconfig: CPU_BIG_ENDIAN depends on !LD_IS_LLD
@ 2020-11-10 1:34 ` Nathan Chancellor
0 siblings, 0 replies; 4+ messages in thread
From: Nathan Chancellor @ 2020-11-10 1:34 UTC (permalink / raw)
To: Nick Desaulniers
Cc: Arnd Bergmann, Fangrui Song, linux-kernel, Russell King,
Peter Smith, clang-built-linux, Jian Cai, Vincenzo Frascino,
Thomas Gleixner, linux-arm-kernel
On Mon, Nov 09, 2020 at 02:47:12PM -0800, Nick Desaulniers wrote:
> LLD does not yet support any big endian architectures. Make this config
> non-selectable when using LLD until LLD is fixed.
>
> Link: https://github.com/ClangBuiltLinux/linux/issues/965
> Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
I tested allyesconfig, allmodconfig, and about ten to fifteen
randconfigs and never saw CONFIG_CPU_BIG_ENDIAN appear.
Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>
Tested-by: Nathan Chancellor <natechancellor@gmail.com>
> ---
> arch/arm/mm/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
> index 65e4482e3849..02692fbe2db5 100644
> --- a/arch/arm/mm/Kconfig
> +++ b/arch/arm/mm/Kconfig
> @@ -743,6 +743,7 @@ config SWP_EMULATE
> config CPU_BIG_ENDIAN
> bool "Build big-endian kernel"
> depends on ARCH_SUPPORTS_BIG_ENDIAN
> + depends on !LD_IS_LLD
> help
> Say Y if you plan on running a kernel in big-endian mode.
> Note that your board must be properly built and your board
> --
> 2.29.2.222.g5d2a92d10f8-goog
>
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2020-11-10 1:34 UTC | newest]
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2020-11-09 22:47 [PATCH] ARM: Kconfig: CPU_BIG_ENDIAN depends on !LD_IS_LLD Nick Desaulniers
2020-11-09 22:47 ` Nick Desaulniers
2020-11-10 1:34 ` Nathan Chancellor
2020-11-10 1:34 ` Nathan Chancellor
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