linux-kernel - Re: [PATCH v2] binder: allow ANDROID_BINDER_IPC

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Date:   Thu, 24 Aug 2017 17:19:36 -0700
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Jisheng Zhang <jszhang@...vell.com>
Cc:     arve@...roid.com, riandrews@...roid.com, john.stultz@...aro.org,
        devel@...verdev.osuosl.org, robh@...nel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] binder: allow ANDROID_BINDER_IPC_32BIT to be
 unselected on 32bit ARM

On Thu, Aug 24, 2017 at 10:49:28AM +0800, Jisheng Zhang wrote:
> As noted in commit d0bdff0db809 ("staging: Fix build issues with new
> binder API"), we can add back the choice for 32bit ARM "once a 64bit
> __get_user_asm_* implementation is merged." Commit e38361d032f1 ("ARM:
> 8091/2: add get_user() support for 8 byte types") has added the
> support, so it's time to allow ANDROID_BINDER_IPC_32BIT to be
> unselected on 32bit ARM so that the 64bit ABI can be tested/used on
> 32bit systems.
> 
> This change allows running the same 32bit userspace build no matter
> the kernel is 64bit or 32bit.
> 
> Signed-off-by: Jisheng Zhang <jszhang@...vell.com>
> ---
>  Since v1:
>   - fix the commit msg 
> 
>  drivers/android/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/android/Kconfig b/drivers/android/Kconfig
> index 832e885349b1..aca5dc30b97b 100644
> --- a/drivers/android/Kconfig
> +++ b/drivers/android/Kconfig
> @@ -32,7 +32,7 @@ config ANDROID_BINDER_DEVICES
>  	  therefore logically separated from the other devices.
>  
>  config ANDROID_BINDER_IPC_32BIT
> -	bool
> +	bool "Use old (Android 4.4 and earlier) 32-bit binder API"

Again, your changelog text does not match up with what this patch does
at all, please fix something...

greg k-h