Messages in this thread | | | Subject | Re: [RFC 1/2] n_tty: fix dropped output characters | From | Oliver Neukum <> | Date | Mon, 14 Apr 2014 15:05:49 +0200 |
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On Mon, 2014-04-14 at 13:53 +0100, One Thousand Gnomes wrote: > On Fri, 11 Apr 2014 11:41:24 +0200 > Johan Hovold <jhovold@gmail.com> wrote: > > > Fix characters being dropped by n_tty_write() due to a failure to > > check the return value of tty_put_char() in do_output_char(). > > > > Characters are currently being dropped by write if a tty driver claims > > to have write room available, but still fails to buffer any data > > Your driver is buggy. If you advertise a buffer you must honour it and > neither shrink nor revoke it.
Is that a general rule or does it apply only till the next write?
Regards Oliver
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