linux-kernel - RE: [PATCH 3/3] EDAC: Convert AMD EDAC pieces to use RAS printk buffer

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Date:	Mon, 12 Mar 2012 16:59:37 +0000
From:	"Luck, Tony" <tony.luck@...el.com>
To:	Borislav Petkov <bp@...64.org>
CC:	Mauro Carvalho Chehab <mchehab@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	EDAC devel <linux-edac@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 3/3] EDAC: Convert AMD EDAC pieces to use RAS printk
 buffer

> Sounds better, especially the close-on-exit part. Please elaborate on
> the races...

Errors are happening asynchronously to everything. Race looks like:

Daemon exits (or is killed)
   <<<< race begins here
kernel close routine called
close routine updates your global variable
   <<<< race ends here

-Tony


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