RE: [PATCH 2/2] net, thunderx: Use bool in structs where possible
From: David Laight
Date: Mon Feb 22 2016 - 06:03:37 EST
From: Robert Richter
> Sent: 18 February 2016 12:39
> From: Robert Richter <rrichter@xxxxxxxxxx>
>
> Looks like the :1 notation was accidentally introduced (this still
> uses 1 byte per flag). Using bool instead, which is the common use.
>
> Signed-off-by: Robert Richter <rrichter@xxxxxxxxxx>
> ---
> drivers/net/ethernet/cavium/thunder/nic.h | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/net/ethernet/cavium/thunder/nic.h b/drivers/net/ethernet/cavium/thunder/nic.h
> index 688828865c48..fa5b1d2d8e23 100644
> --- a/drivers/net/ethernet/cavium/thunder/nic.h
> +++ b/drivers/net/ethernet/cavium/thunder/nic.h
> @@ -262,9 +262,9 @@ struct nicvf {
> struct pci_dev *pdev;
> u8 vf_id;
> u8 node;
> - u8 tns_mode:1;
> - u8 sqs_mode:1;
> - u8 loopback_supported:1;
> + bool tns_mode;
> + bool sqs_mode;
> + bool loopback_supported;
> bool hw_tso;
> u16 mtu;
> struct queue_set *qs;
If the size of the structure matters, you've just made it two bytes larger.
(Although it looks like there is some padding).
David