[dpdk-dev] [PATCH 7/8] drivers/net/ixgbe: Signed left shift operator

Panu Matilainen pmatilai at redhat.com
Thu Mar 10 14:30:43 CET 2016


On 02/25/2016 08:48 PM, Aaron Conole wrote:
> Tell the compiler to use an unsigned constant for the config shifts.
>
> Signed-off-by: Aaron Conole <aconole at redhat.com>
> ---
>   drivers/net/ixgbe/ixgbe_pf.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ixgbe/ixgbe_pf.c b/drivers/net/ixgbe/ixgbe_pf.c
> index 2ffbd1f..8b5119f 100644
> --- a/drivers/net/ixgbe/ixgbe_pf.c
> +++ b/drivers/net/ixgbe/ixgbe_pf.c
> @@ -236,9 +236,9 @@ int ixgbe_pf_host_configure(struct rte_eth_dev *eth_dev)
>   	vfre_slot = (vf_num >> VFRE_SHIFT) > 0 ? 1 : 0;
>
>   	/* Enable pools reserved to PF only */
> -	IXGBE_WRITE_REG(hw, IXGBE_VFRE(vfre_slot), (~0) << vfre_offset);
> +	IXGBE_WRITE_REG(hw, IXGBE_VFRE(vfre_slot), (~0U) << vfre_offset);
>   	IXGBE_WRITE_REG(hw, IXGBE_VFRE(vfre_slot ^ 1), vfre_slot - 1);
> -	IXGBE_WRITE_REG(hw, IXGBE_VFTE(vfre_slot), (~0) << vfre_offset);
> +	IXGBE_WRITE_REG(hw, IXGBE_VFTE(vfre_slot), (~0U) << vfre_offset);
>   	IXGBE_WRITE_REG(hw, IXGBE_VFTE(vfre_slot ^ 1), vfre_slot - 1);
>
>   	/* PFDMA Tx General Switch Control Enables VMDQ loopback */
>
Acked-by: Panu Matilainen <pmatilai at redhat.com>

CC'd the ixgbe maintainers...

	- Panu -


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