linux-kernel - Re: [PATCH 0/5] xen: cleanup detection of non-essential pv devices

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Date:   Tue, 23 Nov 2021 15:39:39 -0500
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Juergen Gross <jgross@...e.com>, xen-devel@...ts.xenproject.org,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org
Cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        Oleksandr Andrushchenko <oleksandr_andrushchenko@...m.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org
Subject: Re: [PATCH 0/5] xen: cleanup detection of non-essential pv devices


On 11/22/21 3:20 AM, Juergen Gross wrote:
> On 22.10.21 08:47, Juergen Gross wrote:
>> Today the non-essential pv devices are hard coded in the xenbus driver
>> and this list is lacking multiple entries.
>>
>> This series reworks the detection logic of non-essential devices by
>> adding a flag for that purpose to struct xenbus_driver.
>>
>> Juergen Gross (5):
>>    xen: add "not_essential" flag to struct xenbus_driver
>>    xen: flag xen_drm_front to be not essential for system boot
>>    xen: flag hvc_xen to be not essential for system boot
>>    xen: flag pvcalls-front to be not essential for system boot
>>    xen: flag xen_snd_front to be not essential for system boot
>>
>>   drivers/gpu/drm/xen/xen_drm_front.c        |  1 +
>>   drivers/input/misc/xen-kbdfront.c          |  1 +
>>   drivers/tty/hvc/hvc_xen.c                  |  1 +
>>   drivers/video/fbdev/xen-fbfront.c          |  1 +
>>   drivers/xen/pvcalls-front.c                |  1 +
>>   drivers/xen/xenbus/xenbus_probe_frontend.c | 14 +++-----------
>>   include/xen/xenbus.h                       |  1 +
>>   sound/xen/xen_snd_front.c                  |  1 +
>>   8 files changed, 10 insertions(+), 11 deletions(-)
>>
>
> Any further comments?
>

Reviewed-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>


(I'll fix the semicolon typo in the last patch, no need to resend)