linux-kernel - RE: [PATCH 2/8] Drivers: hv: vmbus: Remove the numa_node field from the vmbus

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Message-ID: <DM5PR2101MB1047F193F5236C74C785897ED79B0@DM5PR2101MB1047.namprd21.prod.outlook.com>
Date:   Thu, 18 Jun 2020 15:26:23 +0000
From:   Michael Kelley <mikelley@...rosoft.com>
To:     "Andrea Parri (Microsoft)" <parri.andrea@...il.com>,
        KY Srinivasan <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Wei Liu <wei.liu@...nel.org>
CC:     "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 2/8] Drivers: hv: vmbus: Remove the numa_node field from
 the vmbus_channel struct

From: Andrea Parri (Microsoft) <parri.andrea@...il.com> Sent: Wednesday, June 17, 2020 9:47 AM
> 
> The field is read only in numa_node_show() and it is already stored twice
> (after a call to cpu_to_node()) in target_cpu_store() and init_vp_index();
> there is no need to "cache" its value in the channel data structure.
> 
> Signed-off-by: Andrea Parri (Microsoft) <parri.andrea@...il.com>
> ---
>  drivers/hv/channel_mgmt.c | 2 --
>  drivers/hv/vmbus_drv.c    | 3 +--
>  include/linux/hyperv.h    | 1 -
>  3 files changed, 1 insertion(+), 5 deletions(-)

Reviewed-by: Michael Kelley <mikelley@...rosoft.com>