lkml.org 
[lkml]   [2004]   [May]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] Fix typo in pmac_zilog
From
Date
On Mon, 2004-05-31 at 10:32, David S. Miller wrote:
> On Sun, 30 May 2004 17:13:38 +1000
> Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
>
> > There is a deadlock issue. I triggered once when I had a bug where the
> > driver was flooding the input with zero's. All serial drivers seem to be
> > affected. Apparently, tty_flip_* may call back into your write() routine
>
> Yes indeed, one code path is:
>
> .../...

Yup, another one is when echo is enabled, you may call back into write.

> It seems lots of serial drivers have this bug, even 8250.c :-)

Yes, I told Russell about it.

> I'll fix up the Sparc drivers meanwhile.
--
Benjamin Herrenschmidt <benh@kernel.crashing.org>

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 14:03    [W:0.039 / U:1.728 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site