linux-kernel - Re: [PATCH 1/5] logger: Change logger

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Date:	Tue, 7 Feb 2012 19:22:37 -0800
From:	Frank Rowand <frank.rowand@...sony.com>
To:	Tim Bird <tim.bird@...sony.com>
CC:	Greg KH <gregkh@...e.de>,
	linux-embedded <linux-embedded@...r.kernel.org>,
	linux kernel <linux-kernel@...r.kernel.org>,
	Brian Swetland <swetland@...gle.com>,
	Dima Zavin <dima@...roid.com>, Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH 1/5] logger: Change logger_offset() from macro to function

On 02/07/12 18:21, Tim Bird wrote:
> Convert to function and add log as a parameter, rather than relying
> on log in the context of the macro.
> 
> Signed-off-by: Tim Bird <tim.bird@...sony.com>
> ---
>  drivers/staging/android/logger.c |   16 ++++++++++------
>  1 files changed, 10 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/staging/android/logger.c b/drivers/staging/android/logger.c
> index ffc2d04..92456d7 100644
> --- a/drivers/staging/android/logger.c
> +++ b/drivers/staging/android/logger.c
> @@ -60,7 +60,11 @@ struct logger_reader {
>  };
> 
>  /* logger_offset - returns index 'n' into the log via (optimized) modulus */
> -#define logger_offset(n)	((n) & (log->size - 1))
> +size_t logger_offset(struct logger_log *log, size_t n)
> +{
> +	return n & (log->size-1);

        return n & (log->size - 1);
> +}
> +

Reviewed-by: Frank Rowand <frank.rowand@...sony.com>

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