linux-kernel - Re: [v6 0/2] Drivers: hv: Introduce new driver

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Message-ID: <c43d27e6-7953-478a-89d7-c08576443cac@web.de>
Date: Fri, 25 Jul 2025 08:48:08 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: Naman Jain <namjain@...ux.microsoft.com>,
 "K . Y . Srinivasan" <kys@...rosoft.com>,
 Haiyang Zhang <haiyangz@...rosoft.com>, Wei Liu <wei.liu@...nel.org>,
 Dexuan Cui <decui@...rosoft.com>, Michael Kelley <mhklinux@...look.com>,
 linux-hyperv@...r.kernel.org
Cc: Roman Kisel <romank@...ux.microsoft.com>,
 Anirudh Rayabharam <anrayabh@...ux.microsoft.com>,
 Saurabh Sengar <ssengar@...ux.microsoft.com>,
 Stanislav Kinsburskii <skinsburskii@...ux.microsoft.com>,
 Nuno Das Neves <nunodasneves@...ux.microsoft.com>,
 Alok Tiwari <alok.a.tiwari@...cle.com>, "Paul E. McKenney"
 <paulmck@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [v6 0/2] Drivers: hv: Introduce new driver - mshv_vtl

> I have one other usage of rcu_read_lock/unlock in the code, which I feel is fine in its current form.

You may use another lock guard accordingly, don't you?
https://elixir.bootlin.com/linux/v6.16-rc7/source/include/linux/rcupdate.h#L1155-L1167

Regards,
Markus