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Diffstat (limited to 'drivers/iommu/iova.c')
-rw-r--r--drivers/iommu/iova.c35
1 files changed, 1 insertions, 34 deletions
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index d20b8b333d30..e6e2fa85271c 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -55,7 +55,7 @@ init_iova_domain(struct iova_domain *iovad, unsigned long granule,
}
EXPORT_SYMBOL_GPL(init_iova_domain);
-bool has_iova_flush_queue(struct iova_domain *iovad)
+static bool has_iova_flush_queue(struct iova_domain *iovad)
{
return !!iovad->fq;
}
@@ -112,7 +112,6 @@ int init_iova_flush_queue(struct iova_domain *iovad,
return 0;
}
-EXPORT_SYMBOL_GPL(init_iova_flush_queue);
static struct rb_node *
__get_cached_rbnode(struct iova_domain *iovad, unsigned long limit_pfn)
@@ -451,7 +450,6 @@ retry:
return new_iova->pfn_lo;
}
-EXPORT_SYMBOL_GPL(alloc_iova_fast);
/**
* free_iova_fast - free iova pfn range into rcache
@@ -598,7 +596,6 @@ void queue_iova(struct iova_domain *iovad,
mod_timer(&iovad->fq_timer,
jiffies + msecs_to_jiffies(IOVA_FQ_TIMEOUT));
}
-EXPORT_SYMBOL_GPL(queue_iova);
/**
* put_iova_domain - destroys the iova domain
@@ -710,36 +707,6 @@ finish:
}
EXPORT_SYMBOL_GPL(reserve_iova);
-/**
- * copy_reserved_iova - copies the reserved between domains
- * @from: - source domain from where to copy
- * @to: - destination domin where to copy
- * This function copies reserved iova's from one domain to
- * other.
- */
-void
-copy_reserved_iova(struct iova_domain *from, struct iova_domain *to)
-{
- unsigned long flags;
- struct rb_node *node;
-
- spin_lock_irqsave(&from->iova_rbtree_lock, flags);
- for (node = rb_first(&from->rbroot); node; node = rb_next(node)) {
- struct iova *iova = rb_entry(node, struct iova, node);
- struct iova *new_iova;
-
- if (iova->pfn_lo == IOVA_ANCHOR)
- continue;
-
- new_iova = reserve_iova(to, iova->pfn_lo, iova->pfn_hi);
- if (!new_iova)
- pr_err("Reserve iova range %lx@%lx failed\n",
- iova->pfn_lo, iova->pfn_lo);
- }
- spin_unlock_irqrestore(&from->iova_rbtree_lock, flags);
-}
-EXPORT_SYMBOL_GPL(copy_reserved_iova);
-
/*
* Magazine caches for IOVA ranges. For an introduction to magazines,
* see the USENIX 2001 paper "Magazines and Vmem: Extending the Slab