linux-kernel - Re: [PATCH v8 22/25] powerpc: Remove CONFIG_GENERIC_NVRAM and adopt CONFIG_HAVE_ARCH_NVRAM

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Date:   Thu, 3 Jan 2019 00:05:14 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Finn Thain <fthain@...egraphics.com.au>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        linux-kernel@...r.kernel.org, linux-m68k@...ts.linux-m68k.org,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH v8 22/25] powerpc: Remove CONFIG_GENERIC_NVRAM and adopt
 CONFIG_HAVE_ARCH_NVRAM_OPS

>  # All PPC32s use generic nvram driver through ppc_md
> -config GENERIC_NVRAM
> +config HAVE_ARCH_NVRAM_OPS
>  	bool
>  	default y if PPC32

Symbols like this really should be defined in common code, and then
just selected by the users.