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To:     Christophe Leroy <christophe.leroy@csgroup.eu>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Michael Ellerman <mpe@ellerman.id.au>
Cc:     linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
        dima@arista.com, avagin@gmail.com, arnd@arndb.de,
        vincenzo.frascino@arm.com, luto@kernel.org,
        linux-arch@vger.kernel.org
Subject: Re: [PATCH RESEND v1 2/4] lib/vdso: Add vdso_data pointer as input to __arch_get_timens_vdso_data()
In-Reply-To: <539c4204b1baa77c55f758904a1ea239abbc7a5c.1617209142.git.christophe.leroy@csgroup.eu>
Date:   Mon, 12 Apr 2021 14:48:06 +0200
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On Wed, Mar 31 2021 at 16:48, Christophe Leroy wrote:
> For the same reason as commit e876f0b69dc9 ("lib/vdso: Allow
> architectures to provide the vdso data pointer"), powerpc wants to
> avoid calculation of relative position to code.
>
> As the timens_vdso_data is next page to vdso_data, provide
> vdso_data pointer to __arch_get_timens_vdso_data() in order
> to ease the calculation on powerpc in following patches.
>
> Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>

Reviewed-by: Thomas Gleixner <tglx@linutronix.de>