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Date:   Mon, 29 Jun 2020 10:31:37 -0700 (PDT)
From:   Stefano Stabellini <sstabellini@kernel.org>
To:     Xiaofei Tan <tanxiaofei@huawei.com>
cc:     sstabellini@kernel.org, linux@armlinux.org.uk,
        xen-devel@lists.xenproject.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linuxarm@huawei.com, jgross@suse.com, boris.ostrovsky@oracle.com
Subject: Re: [PATCH] arm/xen: remove the unused macro GRANT_TABLE_PHYSADDR
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On Sun, 28 Jun 2020, Xiaofei Tan wrote:
> Fix the following sparse warning:
> 
> arch/arm64/xen/../../arm/xen/enlighten.c:244: warning: macro
> "GRANT_TABLE_PHYSADDR" is not used [-Wunused-macros]
> 
> It is an isolated macro, and should be removed when its last user
> was deleted in the following commit 3cf4095d7446 ("arm/xen: Use
> xen_xlate_map_ballooned_pages to setup grant table")
> 
> Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com>

Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>

> ---
>  arch/arm/xen/enlighten.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
> index fd4e1ce1..e93145d 100644
> --- a/arch/arm/xen/enlighten.c
> +++ b/arch/arm/xen/enlighten.c
> @@ -241,7 +241,6 @@ static int __init fdt_find_hyper_node(unsigned long node, const char *uname,
>   * see Documentation/devicetree/bindings/arm/xen.txt for the
>   * documentation of the Xen Device Tree format.
>   */
> -#define GRANT_TABLE_PHYSADDR 0
>  void __init xen_early_init(void)
>  {
>  	of_scan_flat_dt(fdt_find_hyper_node, NULL);
> -- 
> 2.7.4
>