linux-kernel - Re: [PATCH 1/4] drivers/net/ethernet/sfc: Add efx_ prefix to set_bit

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Date:	Mon, 11 Jun 2012 14:09:15 +0000
From:	Arnd Bergmann <arnd@...db.de>
To:	Takuya Yoshikawa <yoshikawa.takuya@....ntt.co.jp>
Cc:	bhutchings@...arflare.com, grundler@...isc-linux.org,
	avi@...hat.com, mtosatti@...hat.com,
	linux-net-drivers@...arflare.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	kvm@...r.kernel.org, takuya.yoshikawa@...il.com
Subject: Re: [PATCH 1/4] drivers/net/ethernet/sfc: Add efx_ prefix to set_bit_le()

On Monday 11 June 2012, Takuya Yoshikawa wrote:
> 
>  /* Set bit in a little-endian bitfield */
> -static inline void set_bit_le(unsigned nr, unsigned char *addr)
> +static inline void efx_set_bit_le(unsigned nr, unsigned char *addr)
>  {
>         addr[nr / 8] |= (1 << (nr % 8));
>  }
>  
>  /* Clear bit in a little-endian bitfield */
> -static inline void clear_bit_le(unsigned nr, unsigned char *addr)
> +static inline void efx_clear_bit_le(unsigned nr, unsigned char *addr)
>  {
>         addr[nr / 8] &= ~(1 << (nr % 8));
>  }

Hmm, any reason why we're not just using the existing non-atomic
__set_bit_le() here? I think the helpers in sfc and tulip can
just get removed if you use those.

	Arnd
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