lkml.org 
[lkml]   [2005]   [Apr]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [1/1] CBUS: new very fast (for insert operations) message bus based on kenel connector.
From
Date
On Thu, 2005-03-31 at 23:26 -0800, Andrew Morton wrote:
> Evgeniy Polyakov <johnpol@2ka.mipt.ru> wrote:
> >
> > > > +static int cbus_event_thread(void *data)
> > > > +{
> > > > + int i, non_empty = 0, empty = 0;
> > > > + struct cbus_event_container *c;
> > > > +
> > > > + daemonize(cbus_name);
> > > > + allow_signal(SIGTERM);
> > > > + set_user_nice(current, 19);
> > >
> > > Please use the kthread api for managing this thread.
> > >
> > > Is a new kernel thread needed?
> >
> > Logic behind cbus is following:
> > 1. make insert operation return as soon as possible,
> > 2. deferring actual message delivering to the safe time
> >
> > That thread does second point.
>
> But does it need a new thread rather than using the existing keventd?

Yes, it is much cleaner [especially from performance tuning point]
to use own kernel thread than pospone all work to the queued work.

--
Evgeniy Polyakov

Crash is better than data corruption -- Arthur Grabowski
[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2005-04-06 13:31    [W:0.033 / U:0.196 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site