netdev - RE: [PATCH net-next] vmxnet3: make bit twiddle routines inline

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Date:	Fri, 15 Oct 2010 14:14:44 -0700
From:	Shreyas Bhatewara <sbhatewara@...are.com>
To:	Stephen Hemminger <shemminger@...tta.com>,
	"David S. Miller" <davem@...emloft.net>
CC:	"VMware, Inc." <pv-drivers@...are.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: [PATCH net-next] vmxnet3: make bit twiddle routines inline

Thanks for the change Stephen. Looks good.


Acked-by: Shreyas Bhatewara <sbhatewara@...are.com>



> -----Original Message-----
> From: Stephen Hemminger [mailto:shemminger@...tta.com]
> Sent: Friday, October 15, 2010 2:06 PM
> To: Shreyas Bhatewara; David S. Miller
> Cc: VMware, Inc.; netdev@...r.kernel.org
> Subject: [PATCH net-next] vmxnet3: make bit twiddle routines inline
> 
> Gcc doesn't usually handle inline across compilation units, and the
> functions don't have to be global in scope. Move the set/reset flag
> functions int the existing vmxnet3 header.
> 
> Signed-off-by: Stephen Hemminger <shemminger@...tta.com>
> 
> ---
>  drivers/net/vmxnet3/vmxnet3_drv.c |   17 -----------------
>  drivers/net/vmxnet3/vmxnet3_int.h |   17 ++++++++++++++---
>  2 files changed, 14 insertions(+), 20 deletions(-)
> 
> --- a/drivers/net/vmxnet3/vmxnet3_drv.c	2010-10-15 13:58:23.378722695
> -0700
> +++ b/drivers/net/vmxnet3/vmxnet3_drv.c	2010-10-15 13:59:32.724873755
> -0700
> @@ -1548,23 +1548,6 @@ vmxnet3_free_irqs(struct vmxnet3_adapter
>  	}
>  }
> 
> -
> -inline void set_flag_le16(__le16 *data, u16 flag)
> -{
> -	*data = cpu_to_le16(le16_to_cpu(*data) | flag);
> -}
> -
> -inline void set_flag_le64(__le64 *data, u64 flag)
> -{
> -	*data = cpu_to_le64(le64_to_cpu(*data) | flag);
> -}
> -
> -inline void reset_flag_le64(__le64 *data, u64 flag)
> -{
> -	*data = cpu_to_le64(le64_to_cpu(*data) & ~flag);
> -}
> -
> -
>  static void
>  vmxnet3_vlan_rx_register(struct net_device *netdev, struct vlan_group
> *grp)
>  {
> --- a/drivers/net/vmxnet3/vmxnet3_int.h	2010-10-15 13:58:23.390723065
> -0700
> +++ b/drivers/net/vmxnet3/vmxnet3_int.h	2010-10-15 13:59:46.329296549
> -0700
> @@ -353,9 +353,20 @@ struct vmxnet3_adapter {
>  #define VMXNET3_MAX_ETH_HDR_SIZE    22
>  #define VMXNET3_MAX_SKB_BUF_SIZE    (3*1024)
> 
> -void set_flag_le16(__le16 *data, u16 flag);
> -void set_flag_le64(__le64 *data, u64 flag);
> -void reset_flag_le64(__le64 *data, u64 flag);
> +static inline void set_flag_le16(__le16 *data, u16 flag)
> +{
> +	*data = cpu_to_le16(le16_to_cpu(*data) | flag);
> +}
> +
> +static inline void set_flag_le64(__le64 *data, u64 flag)
> +{
> +	*data = cpu_to_le64(le64_to_cpu(*data) | flag);
> +}
> +
> +static inline void reset_flag_le64(__le64 *data, u64 flag)
> +{
> +	*data = cpu_to_le64(le64_to_cpu(*data) & ~flag);
> +}
> 
>  int
>  vmxnet3_quiesce_dev(struct vmxnet3_adapter *adapter);
--
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