Thread (5 messages) 5 messages, 3 authors, 2012-10-28

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

From: Jiri Slaby <hidden>
Date: 2012-10-28 10:04:52
Also in: lkml

On 10/02/2012 12:13 AM, Greg KH wrote:
On Mon, Oct 01, 2012 at 11:48:58PM +0200, Jiri Slaby wrote:
quoted
On 10/01/2012 08:30 PM, Greg KH wrote:
quoted
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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