linux-kernel - Re: [PATCH] Drivers: hv: vmbus: Don't wait for the ACPI device upon initialization

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <Yy2MxoLHV99jreGK@liuwe-devbox-debian-v2>
Date:   Fri, 23 Sep 2022 10:39:02 +0000
From:   Wei Liu <wei.liu@...nel.org>
To:     Stanislav Kinsburskii <skinsburskii@...ux.microsoft.com>
Cc:     skinsburskii@...rosoft.com,
        Stanislav Kinsburskiy <stanislav.kinsburskiy@...il.com>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
        linux-hyperv@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Drivers: hv: vmbus: Don't wait for the ACPI device upon
 initialization

On Wed, Sep 21, 2022 at 06:39:05PM +0000, Stanislav Kinsburskii wrote:
> From: Stanislav Kinsburskiy <stanislav.kinsburskiy@...il.com>
> 
> Waiting to 5 seconds in case of missing VMBUS ACPI device is redundant as the
> device is either present already or won't be available at all.
> This patch enforces synchronous probing to make sure the bus traversal,
> happening upon driver registering will either find the device (if present) or
> not spend any additional time if device is absent.
> 
> Signed-off-by: Stanislav Kinsburskiy <stanislav.kinsburskiy@...il.com>
> CC: "K. Y. Srinivasan" <kys@...rosoft.com>
> CC: Haiyang Zhang <haiyangz@...rosoft.com>
> CC: Stephen Hemminger <sthemmin@...rosoft.com>
> CC: Wei Liu <wei.liu@...nel.org>
> CC: Dexuan Cui <decui@...rosoft.com>
> CC: linux-hyperv@...r.kernel.org
> CC: linux-kernel@...r.kernel.org

Applied to hyperv-next. I changed vmbus to VMBus in the first paragraph
and added a line break.