linux-kernel - Re: [PATCH 2/3] xen: Export dbgp functions when CONFIG_XEN

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Date:   Wed, 12 May 2021 08:58:31 -0600
From:   Connor Davis <connojdavis@...il.com>
To:     Boris Ostrovsky <boris.ostrovsky@...cle.com>
Cc:     Juergen Gross <jgross@...e.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] xen: Export dbgp functions when CONFIG_XEN_DOM0 is
 enabled

On May 12, 21, Boris Ostrovsky wrote:
>
> On 5/11/21 8:18 PM, Connor Davis wrote:
> > Export xen_dbgp_reset_prep and xen_dbgp_external_startup
> > when CONFIG_XEN_DOM0 is defined. This allows use of these symbols
> > even if CONFIG_EARLY_PRINK_DBGP is defined.
> >
> > Signed-off-by: Connor Davis <connojdavis@...il.com>
> > ---
> >  drivers/xen/dbgp.c | 2 +-
>
>
> Unrelated to your patch but since you are fixing things around that file --- should we return -EPERM in xen_dbgp_op() when !xen_initial_domain()?

Yeah looks like it. That would make patch 3 simpler too.
Do you want me to add a patch that fixes that up?

>
> -boris
>

Thanks,
Connor