iommu: iova: Export symbols
Use EXPORT_SYMBOL_GPL() to export the iova library symbols. The symbols
include:
init_iova_domain();
iova_cache_get();
iova_cache_put();
iova_cache_init();
alloc_iova();
find_iova();
__free_iova();
free_iova();
put_iova_domain();
reserve_iova();
copy_reserved_iova();
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index 400f4d1..dd87123 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -38,6 +38,7 @@
iovad->start_pfn = start_pfn;
iovad->dma_32bit_pfn = pfn_32bit;
}
+EXPORT_SYMBOL_GPL(init_iova_domain);
static struct rb_node *
__get_cached_rbnode(struct iova_domain *iovad, unsigned long *limit_pfn)
@@ -243,6 +244,7 @@
return 0;
}
+EXPORT_SYMBOL_GPL(iova_cache_get);
void iova_cache_put(void)
{
@@ -256,6 +258,7 @@
kmem_cache_destroy(iova_cache);
mutex_unlock(&iova_cache_mutex);
}
+EXPORT_SYMBOL_GPL(iova_cache_put);
/**
* alloc_iova - allocates an iova
@@ -296,6 +299,7 @@
return new_iova;
}
+EXPORT_SYMBOL_GPL(alloc_iova);
/**
* find_iova - find's an iova for a given pfn
@@ -336,6 +340,7 @@
spin_unlock_irqrestore(&iovad->iova_rbtree_lock, flags);
return NULL;
}
+EXPORT_SYMBOL_GPL(find_iova);
/**
* __free_iova - frees the given iova
@@ -354,6 +359,7 @@
spin_unlock_irqrestore(&iovad->iova_rbtree_lock, flags);
free_iova_mem(iova);
}
+EXPORT_SYMBOL_GPL(__free_iova);
/**
* free_iova - finds and frees the iova for a given pfn
@@ -371,6 +377,7 @@
__free_iova(iovad, iova);
}
+EXPORT_SYMBOL_GPL(free_iova);
/**
* put_iova_domain - destroys the iova doamin
@@ -393,6 +400,7 @@
}
spin_unlock_irqrestore(&iovad->iova_rbtree_lock, flags);
}
+EXPORT_SYMBOL_GPL(put_iova_domain);
static int
__is_range_overlap(struct rb_node *node,
@@ -482,6 +490,7 @@
spin_unlock_irqrestore(&iovad->iova_rbtree_lock, flags);
return iova;
}
+EXPORT_SYMBOL_GPL(reserve_iova);
/**
* copy_reserved_iova - copies the reserved between domains
@@ -508,6 +517,7 @@
}
spin_unlock_irqrestore(&from->iova_rbtree_lock, flags);
}
+EXPORT_SYMBOL_GPL(copy_reserved_iova);
struct iova *
split_and_remove_iova(struct iova_domain *iovad, struct iova *iova,