Re: [ANNOUNCE] 2.6.31-rc4-rt1

Frederic Weisbecker
2009-08-01T01:20:05Z

On Fri, Jul 31, 2009 at 05:42:32PM -0700, Darren Hart wrote:
> Frederic Weisbecker wrote:
>> On Thu, Jul 30, 2009 at 02:48:04AM +0200, Thomas Gleixner wrote:
>
>>> Further plans:
>>>
>>> 1) We seriously want to tackle the elimination of the PREEMPT_RT
>>> annoyance #1, aka BKL. The Big Kernel Lock is still used in ~330
>>> files all across the kernel. A lot of work has been done already to
>>> push down the lock into the code which still thinks it needs to be
>>> protected by it. Some work has been done already in the (a little
>>> bit stale) kill-the-BKL and core/kill-the-BKL branches of the -tip
>>> git tree. If you want to help, please check those branches whether
>>> the code has been tackled already or not to avoid redundant
>>> work. If you decide to take care of one please note it on:
>>>
>>> http://rt.wiki.kernel.org/index.php/Big_Kernel_Lock
>>
>>
>> We (I) can't write to this file :)
>>
>> However, I'll try to attack the remaining bkl that resides in tty...
>
> I took a look at the perms, then the history - looks like you sorted it out.

Yeah, I just had to register. I'm an idiot.

Thanks!

> --
> Darren Hart
> IBM Linux Technology Center
> Real-Time Linux Team