Re: [GIT PATCH] TTY patches for 3.7-rc1

From: Jiri Slaby
Date: Sun Oct 28 2012 - 06:04:58 EST


On 10/02/2012 12:13 AM, Greg KH wrote:
> On Mon, Oct 01, 2012 at 11:48:58PM +0200, Jiri Slaby wrote:
>> On 10/01/2012 08:30 PM, Greg KH wrote:
>>> Stanislav Kozina (2):
>>> tty: Fix possible race in n_tty_read()
>>
>> The (pretty hopeless) commit log says:
>> Fix possible panic caused by unlocked access to tty->read_cnt in
>> while-loop condition in n_tty_read().
>>
>> Just curious, what kind of panic that can cause, can you be more
>> concrete on that? I suppose two readers, one eats everything, the other
>> is a killer? And should we backport to -stable?
>
> Stanislav, you are the one who could reproduce this, any answers here?

Ping?

--
js
suse labs
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