From: Brett Creeley <brett.creeley@intel.com>
Date: Mon, 29 Jul 2019 02:04:45 -0700
Subject: ice: Don't call synchronize_irq() for VF's from the host
Patch-mainline: v5.4-rc1
Git-commit: da4a9e73d8a58eccef93682c9f2d910c346d2c1e
References: jsc#SLE-7926

Currently we will call synchronize_irq() from the host for VF's. This is
not correct, so don't allow it.

Signed-off-by: Brett Creeley <brett.creeley@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/intel/ice/ice_lib.c |    4 ++++
 1 file changed, 4 insertions(+)

--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -2817,6 +2817,10 @@ void ice_vsi_dis_irq(struct ice_vsi *vsi
 
 	ice_flush(hw);
 
+	/* don't call synchronize_irq() for VF's from the host */
+	if (vsi->type == ICE_VSI_VF)
+		return;
+
 	ice_for_each_q_vector(vsi, i)
 		synchronize_irq(pf->msix_entries[i + base].vector);
 }