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Subject[PATCH v8 01/10] iova: Export alloc_iova_fast() and free_iova_fast();
Date
Export alloc_iova_fast() and free_iova_fast() so that
some modules can use it to improve iova allocation efficiency.

Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
---
drivers/iommu/iova.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index b7ecd5b08039..59916b4b7fe9 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -518,6 +518,7 @@ alloc_iova_fast(struct iova_domain *iovad, unsigned long size,

return new_iova->pfn_lo;
}
+EXPORT_SYMBOL_GPL(alloc_iova_fast);

/**
* free_iova_fast - free iova pfn range into rcache
@@ -535,6 +536,7 @@ free_iova_fast(struct iova_domain *iovad, unsigned long pfn, unsigned long size)

free_iova(iovad, pfn);
}
+EXPORT_SYMBOL_GPL(free_iova_fast);

#define fq_ring_for_each(i, fq) \
for ((i) = (fq)->head; (i) != (fq)->tail; (i) = ((i) + 1) % IOVA_FQ_SIZE)
--
2.11.0
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