Should we be using CONFIG_PREEMPT_BKL in the Fedora kernel?

Pete Zaitcev zaitcev at redhat.com
Wed Mar 21 20:35:04 UTC 2007


On Wed, 21 Mar 2007 15:13:42 -0400, Dave Jones <davej at redhat.com> wrote:

> Which bugs in particular were you thinking might be caused by this?
> There's not that much generic code left under BKL these days anyway is there?
> And as for drivers.. just ioctls ?

Last time I looked there was a ton of code in fs/* which required BKL.
Drivers were written not to assume BKL for years, but due to general
ineptitude of driver writers this wasn't really enforced.

-- Pete




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