Messages in this thread Patch in this message | | | From | kys@linuxonh ... | Subject | [PATCH 2/4] Drivers: hv: vmbus: do not mark HV_PCIE as perf_device | Date | Tue, 27 Mar 2018 15:01:02 -0700 |
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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 */ -- 2.15.1
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