lkml.org 
[lkml]   [2004]   [Sep]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [patch] sched, tty: fix scheduling latencies in tty_io.c

* Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:

> On Maw, 2004-09-14 at 12:06, Ingo Molnar wrote:
> > the attached patch fixes long scheduling latencies in tty_read() and
> > tty_write() caused by the BKL.
>
> Have you verified that none of the ldisc methods rely on the big
> kernel lock. In doing the tty audit I found several cases that tty
> drivers still rely on this lock so I am curious why you make this
> change.
>
> Would it not be better to fix the tty layer locking rather than
> introduces new random memory corruptors ?

sure ... any volunteers?

Ingo
-
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 14:06    [from the cache]
©2003-2011 Jasper Spaans. Advertise on this site