linux-kernel - Re: [PATCH for-next] EDAC: fix misuse of PAGES_TO

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Date:	Thu, 22 Oct 2015 11:32:42 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Tan Xiaojun <tanxiaojun@...wei.com>
Cc:	dougthompson@...ssion.com, mchehab@....samsung.com,
	linux-edac@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH for-next] EDAC: fix misuse of PAGES_TO_MiB macros

On Tue, Oct 20, 2015 at 07:45:38PM +0800, Tan Xiaojun wrote:
> The PAGES_TO_MiB macros is only used for unit conversion.
> 
> Signed-off-by: Tan Xiaojun <tanxiaojun@...wei.com>
> ---
>  drivers/edac/edac_mc.c   | 2 +-
>  drivers/edac/ghes_edac.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
> index 943ed8c..77ecd6a 100644
> --- a/drivers/edac/edac_mc.c
> +++ b/drivers/edac/edac_mc.c
> @@ -1302,7 +1302,7 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
>  	grain_bits = fls_long(e->grain) + 1;
>  	trace_mc_event(type, e->msg, e->label, e->error_count,
>  		       mci->mc_idx, e->top_layer, e->mid_layer, e->low_layer,
> -		       PAGES_TO_MiB(e->page_frame_number) | e->offset_in_page,
> +		       (e->page_frame_number << PAGE_SHIFT) | e->offset_in_page,
>  		       grain_bits, e->syndrome, e->other_detail);
>  
>  	edac_raw_mc_handle_error(type, mci, e);
> diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
> index b1e4512..e3fa439 100644
> --- a/drivers/edac/ghes_edac.c
> +++ b/drivers/edac/ghes_edac.c
> @@ -397,7 +397,7 @@ void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
>  		 "APEI location: %s %s", e->location, e->other_detail);
>  	trace_mc_event(type, e->msg, e->label, e->error_count,
>  		       mci->mc_idx, e->top_layer, e->mid_layer, e->low_layer,
> -		       PAGES_TO_MiB(e->page_frame_number) | e->offset_in_page,
> +		       (e->page_frame_number << PAGE_SHIFT) | e->offset_in_page,
>  		       grain_bits, e->syndrome, pvt->detail_location);
>  
>  	/* Report the error via EDAC API */
> -- 

Applied, thanks.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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