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Re: [PATCH v9 2/4] xen: change VIRQ_CONSOLE to VIRQ_DOMAIN to allow non-hwdom binding
- To: Stefano Stabellini <stefano.stabellini@xxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Wed, 4 Feb 2026 08:39:03 +0100
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- Cc: grygorii_strashko@xxxxxxxx, anthony.perard@xxxxxxxxxx, michal.orzel@xxxxxxx, julien@xxxxxxx, roger.pau@xxxxxxxxxx, jason.andryuk@xxxxxxx, victorm.lira@xxxxxxx, andrew.cooper3@xxxxxxxxxx, sstabellini@xxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Wed, 04 Feb 2026 07:39:12 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 04.02.2026 00:07, Stefano Stabellini wrote:
> Today only hwdom can bind VIRQ_CONSOLE. This patch changes the virq from
> global to VIRQ_DOMAIN to allow other domains to bind to it.
>
> Note that Linux silently falls back to polling when binding fails, which
> masks the issue.
>
> Signed-off-by: Jason Andryuk <jason.andryuk@xxxxxxx>
> Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxx>
> ---
> xen/common/event_channel.c | 1 +
> xen/drivers/char/console.c | 2 +-
> 2 files changed, 2 insertions(+), 1 deletion(-)
The public header also needs updating then, to not leave the comment there
stale. I also wonder whether "emergency" there is then still appropriate.
Jan
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