Re: [PATCH] replace ida in workqueue with page-sized buffer

[Ingo Molnar <mingo@elte.hu>]

* Hillf Danton <dhillf@gmail.com> wrote:

> On Sat, Dec 18, 2010 at 9:10 PM, Hillf Danton <dhillf@gmail.com> wrote:
> > The id of worker of global work queue is monitored with kernel library, ida.
> >
> > The ida in global work queue is redefined to be page-sized buffer,
> > which is allocated when initializing workqueue.
> >
> > The new id allocator could monitor ids in the rage from 0 to INT_MAX.
> > The buffer is used to store freed ids, and if the peak number of ids,
> > in workqueue as whole, is not out of the capacity of the allocated
> > buffer, there is no more allocation of buffer after initializing.
> >
> > The advantage looks that the new allocator runs faster.
> >
> > Signed-off-by: Hillf Danton <dhillf@gmail.com>
> 
> Hey Ingo
> 
> Please take a glance at the patch for replacing ida in workqueue at
> 
>        https://lkml.org/lkml/2010/12/18/35
> 

Tejun is driving workqueues these days. (I've Cc:-ed him.)

Thanks,

	Ingo