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 */
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.
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