Re: [PATCHv2 2/4] tty: Hold tty_ldisc_lock() during tty_reopen()

Sergey Senozhatsky
2018-09-04T07:06:24Z

On (09/04/18 08:30), Jiri Slaby wrote:
>
> >> Cc: stable@vger.kernel.org # depends on commit b027e2298bd5 ("tty: fix
> >> data race between tty_init_dev and flush of buf")
> >
> > I believe there's a "Fixes" tag for that
> >
> > Fixes: b027e2298bd5 ("tty: fix data race between tty_init_dev and flush of buf")
> > Cc: stable@vger.kernel.org
>
> Nope, it would be translated as:
> Backport-first: b027e2298bd5
> :)

:) Ah, OK.
So this "Backport-first:" is for pre-4.9 longterm kernels.
As far as I can see linux-4.9.y picked up b027e2298bd5:

commit 55eaecffe3d663d02084023b9fc06d5f39b97389
Author: Gaurav Kohli
Date: Tue Jan 23 13:16:34 2018 +0530

tty: fix data race between tty_init_dev and flush of buf

commit b027e2298bd588d6fa36ed2eda97447fb3eac078 upstream.

-ss