linux-kernel - [PATCH 1/2] sample/mdev/mbochs: remove mbochs_kmap_atomic

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Date:   Mon, 25 Jun 2018 08:44:51 +0200
From:   Gerd Hoffmann <kraxel@...hat.com>
To:     alex.williamson@...hat.com
Cc:     airlied@...ux.ie, dri-devel@...ts.freedesktop.org,
        linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
        christian.koenig@....com, daniel.vetter@...ll.ch,
        Gerd Hoffmann <kraxel@...hat.com>,
        Kirti Wankhede <kwankhede@...dia.com>,
        kvm@...r.kernel.org (open list:VFIO MEDIATED DEVICE DRIVERS)
Subject: [PATCH 1/2] sample/mdev/mbochs: remove mbochs_kmap_atomic_dmabuf

Atomic mapping interface for dmabufs will be removed.

Signed-off-by: Gerd Hoffmann <kraxel@...hat.com>
---
 samples/vfio-mdev/mbochs.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/samples/vfio-mdev/mbochs.c b/samples/vfio-mdev/mbochs.c
index 2960e26c6e..aa25cda21d 100644
--- a/samples/vfio-mdev/mbochs.c
+++ b/samples/vfio-mdev/mbochs.c
@@ -803,15 +803,6 @@ static void mbochs_release_dmabuf(struct dma_buf *buf)
 	mutex_unlock(&mdev_state->ops_lock);
 }
 
-static void *mbochs_kmap_atomic_dmabuf(struct dma_buf *buf,
-				       unsigned long page_num)
-{
-	struct mbochs_dmabuf *dmabuf = buf->priv;
-	struct page *page = dmabuf->pages[page_num];
-
-	return kmap_atomic(page);
-}
-
 static void *mbochs_kmap_dmabuf(struct dma_buf *buf, unsigned long page_num)
 {
 	struct mbochs_dmabuf *dmabuf = buf->priv;
@@ -824,7 +815,6 @@ static struct dma_buf_ops mbochs_dmabuf_ops = {
 	.map_dma_buf	  = mbochs_map_dmabuf,
 	.unmap_dma_buf	  = mbochs_unmap_dmabuf,
 	.release	  = mbochs_release_dmabuf,
-	.map_atomic	  = mbochs_kmap_atomic_dmabuf,
 	.map		  = mbochs_kmap_dmabuf,
 	.mmap		  = mbochs_mmap_dmabuf,
 };
-- 
2.9.3