linux-kernel - Re: [PATCH] MIPS: ingenic: Remove CPU_SUPPORTS

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Message-ID: <20201012193714.GA154159@roeck-us.net>
Date:   Mon, 12 Oct 2020 12:37:14 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Paul Cercueil <paul@...pouillou.net>
Cc:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        "Maciej W . Rozycki" <macro@...ux-mips.org>,
        Paul Burton <paulburton@...nel.org>,
        Zhou Yanjie <zhouyanjie@...yeetech.com>, od@...c.me,
        linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org
Subject: Re: [PATCH] MIPS: ingenic: Remove CPU_SUPPORTS_HUGEPAGES

On Mon, Oct 12, 2020 at 09:27:39PM +0200, Paul Cercueil wrote:
> While it is true that Ingenic SoCs support huge pages, we cannot use
> them yet as PTEs don't have any single bit that is free. Right now,
> having that symbol only causes build errors, so remove it until the
> situation with PTEs is resolved.
> 
> Fixes: f0f4a753079c ("MIPS: generic: Add support for Ingenic SoCs")
> Signed-off-by: Paul Cercueil <paul@...pouillou.net>

Reviewed-by: Guenter Roeck <linux@...ck-us.net>
Tested-by: Guenter Roeck <linux@...ck-us.net>

> ---
>  arch/mips/Kconfig | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
> index f52fa211a4cf..29bad5bd3e70 100644
> --- a/arch/mips/Kconfig
> +++ b/arch/mips/Kconfig
> @@ -103,7 +103,6 @@ config MACH_INGENIC
>  	select SYS_SUPPORTS_32BIT_KERNEL
>  	select SYS_SUPPORTS_LITTLE_ENDIAN
>  	select SYS_SUPPORTS_ZBOOT
> -	select CPU_SUPPORTS_HUGEPAGES
>  	select DMA_NONCOHERENT
>  	select IRQ_MIPS_CPU
>  	select PINCTRL
> -- 
> 2.28.0
>