lkml.org 
[lkml]   [2010]   [Aug]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [RFC PATCH 00/11] sched: CFS low-latency features
From
Date
On Thu, 2010-08-26 at 19:09 -0400, Mathieu Desnoyers wrote:
> > WTF can't the damned delivery thread not be created when timer_create
> > is called and the signal be delivered to that very thread directly via
> > SIGEV_THREAD_ID ?
>
> Yeah, that sounds exactly like what I proposed about an hour ago on IRC ;) I'm
> pretty sure that would work.
>
> The only thing we might have to be careful about is what happens if the timer
> re-fires before the thread completes its execution. We might want to let the
> signal handler detect these overruns somehow.

Simply don't use SIGEV_THREAD and spawn you own thread and use
SIGEV_THREAD_ID yourself, the programmer knows the semantics and knows
if he cares about overlapping timers etc.




\
 
 \ /
  Last update: 2010-08-27 09:39    [W:0.123 / U:0.068 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site