[PATCH 2/3] iova: Use alloc_percpu_aligned()

[Huang, Ying]

From: Huang Ying <ying.hu...@intel.com>

To use the newly introduced alloc_percpu_aligned(), which can allocate
cache line size aligned percpu memory dynamically.

Signed-off-by: "Huang, Ying" <ying.hu...@intel.com>
Cc: Joerg Roedel <j...@8bytes.org>
Cc: io...@lists.linux-foundation.org
---
 drivers/iommu/iova.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index 246f14c83944..83196f8e8fd5 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -698,7 +698,7 @@ static void init_iova_rcaches(struct iova_domain *iovad)
                rcache = &iovad->rcaches[i];
                spin_lock_init(&rcache->lock);
                rcache->depot_size = 0;
-               rcache->cpu_rcaches = __alloc_percpu(sizeof(*cpu_rcache), 
cache_line_size());
+               rcache->cpu_rcaches = alloc_percpu_aligned(*cpu_rcache);
                if (WARN_ON(!rcache->cpu_rcaches))
                        continue;
                for_each_possible_cpu(cpu) {
-- 
2.13.2