| Message ID | 20210615141331.407-2-xieyongji@bytedance.com (mailing list archive) |
|---|---|
| State | RFC |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | Introduce VDUSE - vDPA Device in Userspace | expand |
| Context | Check | Description |
|---|---|---|
| netdev/tree_selection | success | Not a local patch |
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)
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(+)