linux-kernel - Re: [PATCH v3 08/18] baycom_epp: Replace rdtscl() with native_read

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Date:	Wed, 17 Jun 2015 02:49:29 +0200
From:	Thomas Sailer <t.sailer@...mni.ethz.ch>
To:	Andy Lutomirski <luto@...nel.org>, x86@...nel.org
CC:	Borislav Petkov <bp@...e.de>,
	Peter Zijlstra <peterz@...radead.org>,
	John Stultz <john.stultz@...aro.org>,
	linux-kernel@...r.kernel.org, Len Brown <lenb@...nel.org>,
	Huang Rui <ray.huang@....com>,
	Denys Vlasenko <dvlasenk@...hat.com>, kvm@...r.kernel.org,
	Ralf Baechle <ralf@...ux-mips.org>,
	walter harms <wharms@....de>, linux-hams@...r.kernel.org
Subject: Re: [PATCH v3 08/18] baycom_epp: Replace rdtscl() with native_read_tsc()

Acked-by: Thomas Sailer <t.sailer@...mni.ethz.ch>

On 06/17/2015 02:35 AM, Andy Lutomirski wrote:
> This is only used if BAYCOM_DEBUG is defined.
>
> Cc: walter harms <wharms@....de>
> Cc: Ralf Baechle <ralf@...ux-mips.org>
> Cc: Thomas Sailer <t.sailer@...mni.ethz.ch>
> Cc: linux-hams@...r.kernel.org
> Signed-off-by: Andy Lutomirski <luto@...nel.org>
> ---
>
> I'm hoping for an ack for this to go through -tip.
>
>   drivers/net/hamradio/baycom_epp.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
> index 83c7cce0d172..44e5c3b5e0af 100644
> --- a/drivers/net/hamradio/baycom_epp.c
> +++ b/drivers/net/hamradio/baycom_epp.c
> @@ -638,7 +638,7 @@ static int receive(struct net_device *dev, int cnt)
>   #define GETTICK(x)                                                \
>   ({                                                                \
>   	if (cpu_has_tsc)                                          \
> -		rdtscl(x);                                        \
> +		x = (unsigned int)native_read_tsc();		  \
>   })
>   #else /* __i386__ */
>   #define GETTICK(x)

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