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Commit 4cd6923d authored by Greg Rose's avatar Greg Rose Committed by Jeff Kirsher
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ixgbe: Fix case of Tx Hang in PF with 32 VFs 



A check for the number of VFs allocated should have used a greater than
equal operator instead of just greater than.  This caused allocation of
exactly 32 VFs to not enable the PF transmit and receive enables.

Signed-off-by: default avatarGreg Rose <gregory.v.rose@intel.com>
Tested-by: default avatarRobert E Garrett <robertX.e.garrett@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent a4b08329

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

+1 −1
Original line number Diff line number Diff line
@@ -2830,7 +2830,7 @@ static void ixgbe_configure_virtualization(struct ixgbe_adapter *adapter) 
	IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, vmdctl | vt_reg_bits);



	vf_shift = adapter->num_vfs % 32;

	reg_offset = (adapter->num_vfs > 32) ? 1 : 0;

	reg_offset = (adapter->num_vfs >= 32) ? 1 : 0;



	/* Enable only the PF's pool for Tx/Rx */

	IXGBE_WRITE_REG(hw, IXGBE_VFRE(reg_offset), (1 << vf_shift));