linux-kernel - [PATCH 2/3] swiotlb: use unmap_single instead of swiotlb_unmap_single in swiotlb_free

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Message-Id: <1220867630-1995-3-git-send-email-fujita.tomonori@lab.ntt.co.jp>
Date:	Mon,  8 Sep 2008 18:53:49 +0900
From:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
To:	linux-kernel@...r.kernel.org
Cc:	mingo@...hat.com, tony.luck@...el.com,
	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Subject: [PATCH 2/3] swiotlb: use unmap_single instead of swiotlb_unmap_single in swiotlb_free_coherent

We don't need any check in swiotlb_unmap_single here. unmap_single is
appropriate.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
---
 lib/swiotlb.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 2fb485d..bf61c73 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -513,7 +513,7 @@ swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr,
 		free_pages((unsigned long) vaddr, get_order(size));
 	else
 		/* DMA_TO_DEVICE to avoid memcpy in unmap_single */
-		swiotlb_unmap_single (hwdev, dma_handle, size, DMA_TO_DEVICE);
+		unmap_single(hwdev, vaddr, size, DMA_TO_DEVICE);
 }
 
 static void
-- 
1.5.5.GIT

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