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| author | David S. Miller <davem@davemloft.net> | 2009-04-17 02:35:26 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-04-17 02:35:26 +0200 |
| commit | a54bfa40fd16aeb90bc556189221576f746f8567 (patch) | |
| tree | 176bb7a99ffab5f42f0dd4e9671f335be3f3efa0 /kernel/sched_cpupri.c | |
| parent | fec: call fec_restart() in fec_open() (diff) | |
| parent | Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kaber/... (diff) | |
| download | linux-a54bfa40fd16aeb90bc556189221576f746f8567.tar.xz linux-a54bfa40fd16aeb90bc556189221576f746f8567.zip | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'kernel/sched_cpupri.c')
| -rw-r--r-- | kernel/sched_cpupri.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/sched_cpupri.c b/kernel/sched_cpupri.c index 1e00bfacf9b8..cdd3c89574cd 100644 --- a/kernel/sched_cpupri.c +++ b/kernel/sched_cpupri.c @@ -55,7 +55,7 @@ static int convert_prio(int prio) * cpupri_find - find the best (lowest-pri) CPU in the system * @cp: The cpupri context * @p: The task - * @lowest_mask: A mask to fill in with selected CPUs + * @lowest_mask: A mask to fill in with selected CPUs (or NULL) * * Note: This function returns the recommended CPUs as calculated during the * current invokation. By the time the call returns, the CPUs may have in @@ -81,7 +81,8 @@ int cpupri_find(struct cpupri *cp, struct task_struct *p, if (cpumask_any_and(&p->cpus_allowed, vec->mask) >= nr_cpu_ids) continue; - cpumask_and(lowest_mask, &p->cpus_allowed, vec->mask); + if (lowest_mask) + cpumask_and(lowest_mask, &p->cpus_allowed, vec->mask); return 1; } |