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Date:	Wed, 7 Nov 2012 09:33:07 +0100
From:	Richard Cochran <>
To:	Frank Li <>
Subject: Re: [PATCH 2/2] net: fec: reduce spin lock time in fec_ptp_adjfreq

On Wed, Nov 07, 2012 at 02:14:49PM +0800, Frank Li wrote:
> move below calculate out of spin lock section
> 	diff = fep->cc.mult;
> 	diff *= ppb;
> 	diff = div_u64(diff, 1000000000ULL);
> diff is local variable and not neccesary in spin lock
> Signed-off-by: Frank Li <>

Acked-by: Richard Cochran <>
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