From: Dexuan Cui decui@microsoft.com

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 --- 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 c6d9d19bc04e..ecc2bd275a73 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 */