linux-kernel - [PATCH v2 3/6] iova: Stop exporting some more functions

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Date:   Wed, 6 Jan 2021 21:35:08 +0800
From:   John Garry <john.garry@...wei.com>
To:     <joro@...tes.org>, <will@...nel.org>
CC:     <iommu@...ts.linux-foundation.org>, <linux-kernel@...r.kernel.org>,
        <robin.murphy@....com>, John Garry <john.garry@...wei.com>
Subject: [PATCH v2 3/6] iova: Stop exporting some more functions

The following functions are not referenced outside dma-iommu.c (and
iova.c), which can only be built-in:
- init_iova_flush_queue()
- free_iova_fast()
- queue_iova()
- alloc_iova_fast()

So stop exporting them.

Signed-off-by: John Garry <john.garry@...wei.com>
---
 drivers/iommu/iova.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index 04f0a3ae1c63..f9c35852018d 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -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 @@ 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
@@ -469,7 +467,6 @@ 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)
@@ -598,7 +595,6 @@ 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 doamin
-- 
2.26.2