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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: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Robert E Garrett <robertX.e.garrett@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Greg Rose 2012-01-25 07:59:37 +00:00 committed by Jeff Kirsher
parent a4b08329c7
commit 4cd6923d34
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
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@ -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));