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time: Replace __get_cpu_var uses

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Convert uses of __get_cpu_var for creating a address from a percpu
offset to this_cpu_ptr.

The two cases where get_cpu_var is used to actually access a percpu
variable are changed to use this_cpu_read/raw_cpu_read.

Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Christoph Lameter 2014-08-17 12:30:25 -05:00 • committed by Tejun Heo
parent bb964a92ce
commit 22127e93c5
10 changed files with 29 additions and 29 deletions
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12
kernel/irq_work.c
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@ -95,11 +95,11 @@ bool irq_work_queue(struct irq_work *work)
/* If the work is "lazy", handle it from next tick if any */
if (work->flags & IRQ_WORK_LAZY) {
if (llist_add(&work->llnode, &__get_cpu_var(lazy_list)) &&
if (llist_add(&work->llnode, this_cpu_ptr(&lazy_list)) &&
tick_nohz_tick_stopped())
arch_irq_work_raise();
} else {
if (llist_add(&work->llnode, &__get_cpu_var(raised_list)))
if (llist_add(&work->llnode, this_cpu_ptr(&raised_list)))
arch_irq_work_raise();
}
@ -113,8 +113,8 @@ bool irq_work_needs_cpu(void)
{
struct llist_head *raised, *lazy;
raised = &__get_cpu_var(raised_list);
lazy = &__get_cpu_var(lazy_list);
raised = this_cpu_ptr(&raised_list);
lazy = this_cpu_ptr(&lazy_list);
if (llist_empty(raised) && llist_empty(lazy))
return false;
@ -166,8 +166,8 @@ static void irq_work_run_list(struct llist_head *list)
*/
void irq_work_run(void)
{
irq_work_run_list(&__get_cpu_var(raised_list));
irq_work_run_list(&__get_cpu_var(lazy_list));
irq_work_run_list(this_cpu_ptr(&raised_list));
irq_work_run_list(this_cpu_ptr(&lazy_list));
}
EXPORT_SYMBOL_GPL(irq_work_run);