diff options
Diffstat (limited to 'drivers/ntb/hw/intel/ntb_hw_gen3.c')
| -rw-r--r-- | drivers/ntb/hw/intel/ntb_hw_gen3.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/ntb/hw/intel/ntb_hw_gen3.c b/drivers/ntb/hw/intel/ntb_hw_gen3.c index ffcfc3e02c35..a5aa96a31f4a 100644 --- a/drivers/ntb/hw/intel/ntb_hw_gen3.c +++ b/drivers/ntb/hw/intel/ntb_hw_gen3.c @@ -215,6 +215,9 @@ static int gen3_init_ntb(struct intel_ntb_dev *ndev) } ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; + /* Make sure we are not using DB's used for link status */ + if (ndev->hwerr_flags & NTB_HWERR_MSIX_VECTOR32_BAD) + ndev->db_valid_mask &= ~ndev->db_link_mask; ndev->reg->db_iowrite(ndev->db_valid_mask, ndev->self_mmio + |