From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alexey Starikovskiy <astarikovskiy@suse.de>
Subject: Re: [PATCH] ACPI: EC: do transaction from interrupt context
Date: Fri, 26 Sep 2008 19:21:41 +0400
Message-ID: <48DCFE05.7050702@suse.de>
References: <20080925170030.15311.27823.stgit@thinkpad> <200809261615.10488.rjw@sisk.pl> <48DCF75E.7030106@gmail.com> <200809261718.41641.rjw@sisk.pl>
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To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Alexey Starikovskiy <aystarik@gmail.com>, "Zhao, Yakui" <yakui.zhao@intel.com>, Sitsofe Wheeler <sitsofe@yahoo.com>, LenBrown <lenb@kernel.org>, Linux-acpi@vger.kernel.org

Rafael J. Wysocki wrote:
>> He refers to the ec->curr (former ec->t).
> 
> Hm, I'm not sure what the failing scenario in this case would be.
Last one was the thread of the stack is killed during transaction,
thus stack vanishes and interrupt goes over freed memory.