diff options
Diffstat (limited to 'arch/tile/kernel/hardwall.c')
| -rw-r--r-- | arch/tile/kernel/hardwall.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/tile/kernel/hardwall.c b/arch/tile/kernel/hardwall.c index 38ac189d9575..7db8893d4fc5 100644 --- a/arch/tile/kernel/hardwall.c +++ b/arch/tile/kernel/hardwall.c @@ -540,6 +540,14 @@ static struct hardwall_info *hardwall_create(struct hardwall_type *hwt, } } + /* + * Eliminate cpus that are not part of this Linux client. + * Note that this allows for configurations that we might not want to + * support, such as one client on every even cpu, another client on + * every odd cpu. + */ + cpumask_and(&info->cpumask, &info->cpumask, cpu_online_mask); + /* Confirm it doesn't overlap and add it to the list. */ spin_lock_irqsave(&hwt->lock, flags); list_for_each_entry(iter, &hwt->list, list) { @@ -612,7 +620,7 @@ static int hardwall_activate(struct hardwall_info *info) /* * Deactivate a task's hardwall. Must hold lock for hardwall_type. - * This method may be called from free_task(), so we don't want to + * This method may be called from exit_thread(), so we don't want to * rely on too many fields of struct task_struct still being valid. * We assume the cpus_allowed, pid, and comm fields are still valid. */ |