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Re: [PATCH v3 04/24] xen/console: introduce console_{get,put}_domain()
- To: dmukhin@xxxxxxxx
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 28 Jan 2025 11:51:26 +0100
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- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Tue, 28 Jan 2025 10:51:31 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 04.01.2025 02:58, Denis Mukhin via B4 Relay wrote:
> @@ -529,14 +532,18 @@ static void switch_serial_input(void)
>
> static void __serial_rx(char c)
> {
> + struct domain *d;
> int rc = 0;
>
> - switch ( console_rx )
> - {
> - case 0:
> + if ( console_rx == 0 )
> return handle_keypress(c, false);
>
> - case 1:
> + d = console_get_domain();
> + if ( !d )
> + return;
> +
> + if ( is_hardware_domain(d) )
> + {
> /*
> * Deliver input to the hardware domain buffer, unless it is
> * already full.
Isn't this a (desirable) functional change for late-hwdom, which runs with
domid different from 0? Such a bug-fix-like change wants calling out in the
description, I think.
Jan
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