linux-kernel - Re: [PATCH v4 2/6] arm/arm64/xen: use C inlines for privcmd

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Message-ID: <b3a6359a-e7df-b47b-f50d-31b716fae191@xen.org>
Date:   Mon, 16 Dec 2019 20:41:32 +0000
From:   Julien Grall <julien@....org>
To:     Pavel Tatashin <pasha.tatashin@...een.com>, jmorris@...ei.org,
        sashal@...nel.org, linux-kernel@...r.kernel.org,
        catalin.marinas@....com, will@...nel.org, steve.capper@....com,
        linux-arm-kernel@...ts.infradead.org, maz@...nel.org,
        james.morse@....com, vladimir.murzin@....com, mark.rutland@....com,
        tglx@...utronix.de, gregkh@...uxfoundation.org,
        allison@...utok.net, info@...ux.net, alexios.zavras@...el.com,
        sstabellini@...nel.org, boris.ostrovsky@...cle.com,
        jgross@...e.com, stefan@...er.ch, yamada.masahiro@...ionext.com,
        xen-devel@...ts.xenproject.org, linux@...linux.org.uk,
        andrew.cooper3@...rix.com
Subject: Re: [PATCH v4 2/6] arm/arm64/xen: use C inlines for privcmd_call

Hello,

On 04/12/2019 23:20, Pavel Tatashin wrote:
> privcmd_call requires to enable access to userspace for the
> duration of the hypercall.
> 
> Currently, this is done via assembly macros. Change it to C
> inlines instead.
> 
> Signed-off-by: Pavel Tatashin <pasha.tatashin@...een.com>
> Acked-by: Stefano Stabellini <sstabellini@...nel.org>

Reviewed-by: Julien Grall <julien@....org>

Cheers,

-- 
Julien Grall