Messages in this thread | | | Date | Tue, 11 Mar 2014 11:58:01 +0100 | Subject | Re: serial core: crash / race condition on unbind | From | Geert Uytterhoeven <> |
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Hi Peter,
On Tue, Mar 11, 2014 at 4:14 AM, Peter Hurley <peter@hurleysoftware.com> wrote: >> >> [...] >> >> /* >> * Indicate that there isn't a port here anymore. >> */ >> uport->type = PORT_UNKNOWN; >> >> state->uart_port = NULL; > > How did this ever work? > > Detaching the ll driver from the tty port in this manner is not ok; > as you already note, it blows up if consoles are still running.
No one unbinds serial drivers using serial_core, as all these drivers are for fixed hardware?
Hot-pluggable usb-serial doesn't use serial_core.
Thanks!
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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