[lkml]   [2004]   [Jun]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: calling kthread_create() from interrupt thread
On Tue, Jun 15, 2004 at 07:49:37PM +0200, Arjan van de Ven wrote:
> On Tue, 2004-06-15 at 19:42, Dean Nelson wrote:
> > I'm working on a driver that needs to create threads that can sleep/block
> > for an indefinite period of time.
> >
> > . Can kthread_create() be called from an interrupt handler?
> no
> >
> > . Is the cost of a kthread's creation/demise low enough so that one
> > can, as often as needed, create a kthread that performs a simple
> > function and exits? Or is the cost too high for this?
> for that we have keventd in 2.4, work queues in 2.6

As mentioned above, it is possible for this "simple" function to sleep/block
for an indefinite period of time. I was under the impression that one
couldn't block a work queue thread for an indefinite period of time. Am
I mistaken?


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 14:03    [W:0.071 / U:0.088 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site