linux-kernel - Re: [PATCH] sb_edac: fix TAD presence check for sbridge_mci_bind

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Message-ID: <20150924171109.GI3774@pd.tnic>
Date:	Thu, 24 Sep 2015 19:11:09 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Seth Jennings <sjenning@...hat.com>
Cc:	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	Tony Luck <tony.luck@...el.com>,
	Aristeu Rozanski <aris@...hat.com>, linux-edac@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sb_edac: fix TAD presence check for
 sbridge_mci_bind_devs()

On Wed, Aug 05, 2015 at 01:16:01PM -0500, Seth Jennings wrote:
> In 7d375bff, NUM_CHANNELS was changed to 8 and the channel space was
> renumerated to handle EN, EP, and EX configurations.
> 
> The *_mci_bind_devs functions, except for sbridge_mci_bind_devs(), got a
> new device presence check in the form of saw_chan_mask.  However,
> sbridge_mci_bind_devs() still uses the NUM_CHANNELS for loop.
> 
> With the increase in NUM_CHANNELS, this loop fails at index 4 since
> SB only has 4 TADs.  This results in the following error on SB machines:
> 
> EDAC sbridge: Some needed devices are missing
> EDAC sbridge: Couldn't find mci handler
> EDAC sbridge: Couldn't find mci handle
> 
> This patch adapts the saw_chan_mask logic for sbridge_mci_bind_devs() as
> well.
> 
> After this patch:
> 
> EDAC MC0: Giving out device to module sbridge_edac.c controller Sandy Bridge Socket#0: DEV 0000:3f:0e.0 (POLLED)
> EDAC MC1: Giving out device to module sbridge_edac.c controller Sandy Bridge Socket#1: DEV 0000:7f:0e.0 (POLLED)
> 
> Signed-off-by: Seth Jennings <sjenning@...hat.com>
> ---
>  drivers/edac/sb_edac.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)

Applied, thanks.

-- 
Regards/Gruss,
    Boris.

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