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Subject: Re: [RHEL7.6 PATCH 35/37] Drivers: hv: vmbus: do not mark HV_PCIE
 as perf_device
From: Mohammed Gamal <mgamal@redhat.com>
Reply-To: mgamal@redhat.com
To: "K. Y. Srinivasan" <kys@microsoft.com>,
        Stephen Hemminger <sthemmin@microsoft.com>,
        stable@vger.kernel.org
Date: Fri, 20 Apr 2018 18:55:25 +0200
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         <1524241783-22489-36-git-send-email-mgamal@redhat.com>
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On Fri, 2018-04-20 at 18:29 +0200, Mohammed Gamal wrote:
> The pci-hyperv driver's channel callback hv_pci_onchannelcallback()
> is not
> really a hot path, so we don't need to mark it as a perf_device,
> meaning
> with this patch all HV_PCIE channels' target_cpu will be CPU0.
> 
> Signed-off-by: Dexuan Cui <decui@microsoft.com>
> Cc: stable@vger.kernel.org
> Cc: Stephen Hemminger <sthemmin@microsoft.com>
> Cc: K. Y. Srinivasan <kys@microsoft.com>
> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> (cherry picked from commit 238064f13d057390a8c5e1a6a80f4f0a0ec46499)
> 
> Signed-off-by: Mohammed Gamal <mgamal@redhat.com>
> ---
>  drivers/hv/channel_mgmt.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
> index c6d9d19..ecc2bd2 100644
> --- a/drivers/hv/channel_mgmt.c
> +++ b/drivers/hv/channel_mgmt.c
> @@ -71,7 +71,7 @@ static const struct vmbus_device vmbus_devs[] = {
>  	/* PCIE */
>  	{ .dev_type = HV_PCIE,
>  	  HV_PCIE_GUID,
> -	  .perf_device = true,
> +	  .perf_device = false,
>  	},
>  
>  	/* Synthetic Frame Buffer */

Please ignore this and the other patches I sent to stable@vger.kernel.o
rg. This was a mistake when setting git send-email flags.

Sorry.