linux-kernel - Re: [PATCH 4/5] RISC-V: Change variable type for 32-bit compatible

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Message-ID: <20180621064135.GD19319@infradead.org>
Date:   Wed, 20 Jun 2018 23:41:35 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Zong Li <zong@...estech.com>
Cc:     palmer@...ive.com, aou@...s.berkeley.edu,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        greentime@...estech.com
Subject: Re: [PATCH 4/5] RISC-V: Change variable type for 32-bit compatible

> -	s64 offset = (void *)v - (void *)location;
> +	uintptr_t offset = (void *)v - (void *)location;

s64 is signed, uintptr is not, so this might change behavior and needs
an explanation.