From: dmukhin@xen.org
To: Stefano Stabellini <stefano.stabellini@amd.com>
Cc: xen-devel@lists.xenproject.org, grygorii_strashko@epam.com,
anthony.perard@vates.tech, michal.orzel@amd.com, julien@xen.org,
roger.pau@citrix.com, jason.andryuk@amd.com,
victorm.lira@amd.com, andrew.cooper3@citrix.com,
jbeulich@suse.com, sstabellini@kernel.org
Subject: Re: [PATCH v10 1/5] xen/console: use ACCESS_ONCE for console_rx
Date: Wed, 4 Feb 2026 18:13:04 -0800 [thread overview]
Message-ID: <aYP8sKgWWN6i3T/F@kraken> (raw)
In-Reply-To: <20260204233712.3396752-1-stefano.stabellini@amd.com>
On Wed, Feb 04, 2026 at 03:37:08PM -0800, Stefano Stabellini wrote:
> There can be concurrent reads and writes to the console_rx variable so
> it is prudent to use ACCESS_ONCE.
>
> Signed-off-by: Stefano Stabellini <stefano.stabellini@amd.com>
> Acked-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Denis Mukhin <dmukhin@ford.com>
next prev parent reply other threads:[~2026-02-05 2:13 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-04 23:35 [PATCH v10 0/5] xen: console_io for dom0less guests Stefano Stabellini
2026-02-04 23:37 ` [PATCH v10 1/5] xen/console: use ACCESS_ONCE for console_rx Stefano Stabellini
2026-02-05 2:13 ` dmukhin [this message]
2026-02-04 23:37 ` [PATCH v10 2/5] xen: change VIRQ_CONSOLE to VIRQ_DOMAIN to allow non-hwdom binding Stefano Stabellini
2026-02-06 0:50 ` dmukhin
2026-02-09 9:13 ` Jan Beulich
2026-02-09 23:23 ` Stefano Stabellini
2026-02-10 7:47 ` Jan Beulich
2026-02-13 20:09 ` Stefano Stabellini
2026-02-16 9:04 ` Jan Beulich
2026-02-18 15:07 ` Daniel P. Smith
2026-02-18 15:14 ` Jan Beulich
2026-02-18 16:08 ` Daniel P. Smith
2026-02-04 23:37 ` [PATCH v10 3/5] xen/console: add locking for serial_rx ring buffer access Stefano Stabellini
2026-02-06 22:24 ` dmukhin
2026-02-10 15:48 ` Jan Beulich
2026-02-04 23:37 ` [PATCH v10 4/5] xen/console: handle multiple domains using console_io hypercalls Stefano Stabellini
2026-02-06 22:29 ` dmukhin
2026-02-10 16:05 ` Jan Beulich
2026-02-04 23:37 ` [PATCH v10 5/5] xen: enable dom0less guests to use " Stefano Stabellini
2026-02-05 2:09 ` dmukhin
2026-02-05 22:09 ` Stefano Stabellini
2026-02-06 0:47 ` dmukhin
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