[lkml]   [2001]   [Dec]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] Make highly niced processes run only when idle
On Sun, 2001-12-09 at 18:46, Benjamin LaHaise wrote:

> Actually, yes: in entry.S the ret_from_syscall path which calls schedule
> can be changed to pass a parameter indicating it is returning to userspace
> afterwards which would let schedule know the bump is not needed.

Hmm, what if we only boosted it based on something like this:

if (p->policy == SCHED_IDLE) {
weight = p->counter;
if (p->lock_depth >= 0 || signal_pending(p))
/* boost somehow ... */

(I'm writing the patch now :>)

Would it still make sense to only boost it in kernel space ?

Robert Love

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 13:14    [W:0.165 / U:2.332 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site