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Date:   Fri, 22 Mar 2019 06:22:46 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Alexandre Ghiti <alex@ghiti.fr>
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Subject: Re: [PATCH 4/4] riscv: Make mmap allocation top-down by default
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> +config HAVE_ARCH_MMAP_RND_BITS
> +	def_bool y

This already is defined in arch/Kconfig, no need to duplicate it
here, just add a select statement.