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Merge git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched

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* git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched:
  sched: group scheduler, set uid share fix
This commit is contained in:
Linus Torvalds 2008-01-22 09:18:45 -08:00
commit b2214fca2b
1 changed files with 8 additions and 0 deletions
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8
kernel/sched.c
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@ -7153,6 +7153,14 @@ int sched_group_set_shares(struct task_group *tg, unsigned long shares)
{ {
int i; int i;
/*
* A weight of 0 or 1 can cause arithmetics problems.
* (The default weight is 1024 - so there's no practical
* limitation from this.)
*/
if (shares < 2)
shares = 2;
spin_lock(&tg->lock); spin_lock(&tg->lock);
if (tg->shares == shares) if (tg->shares == shares)
goto done; goto done;