Messages in this thread | | | Date | Wed, 25 Sep 2013 17:24:13 -0700 | From | Greg Kroah-Hartman <> | Subject | Re: [PATCH] tty: Fix SIGTTOU not sent with tcflush() |
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On Wed, Sep 25, 2013 at 08:13:04PM -0400, Peter Hurley wrote: > Commit 'e7f3880cd9b98c5bf9391ae7acdec82b75403776' > tty: Fix recursive deadlock in tty_perform_flush() > introduced a regression where tcflush() does not generate > SIGTTOU for background process groups. > > Make sure ioctl(TCFLSH) calls tty_check_change() when > invoked from the line discipline. > > Cc: stable@vger.kernel.org # v3.10+ > Reported-by: Oleg Nesterov <oleg@redhat.com> > Signed-off-by: Peter Hurley <peter@hurleysoftware.com> > --- > drivers/tty/tty_ioctl.c | 3 +++ > 1 file changed, 3 insertions(+)
Thanks for tracking this down, I'll queue it up tomorrow.
greg k-h
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