[PATCH v8 01/10] iova: Export alloc_iova_fast() and free_iova_fast();
From: Xie Yongji <hidden>
Date: 2021-06-15 14:16:20
Also in:
kvm, linux-fsdevel, linux-iommu, lkml
Subsystem:
iommu dma-api layer, iommu subsystem, the rest · Maintainers:
Robin Murphy, Joerg Roedel, Will Deacon, Linus Torvalds
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 <redacted> --- 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