Thread (100 messages) 100 messages, 4 authors, 2021-11-24

[PATCH 12/29] fsdax: remove a pointless __force cast in copy_cow_page_dax

From: Christoph Hellwig <hch@lst.de>
Date: 2021-11-09 08:33:52
Also in: dm-devel, linux-fsdevel, linux-s390, linux-xfs, nvdimm, virtualization
Subsystem: filesystem direct access (dax), filesystems (vfs and infrastructure), the rest · Maintainers: Dan Williams, Alexander Viro, Christian Brauner, Linus Torvalds

Despite its name copy_user_page expected kernel addresses, which is what
we already have.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/dax.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/dax.c b/fs/dax.c
index 4e3e5a283a916..73bd1439d8089 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -728,7 +728,7 @@ static int copy_cow_page_dax(struct block_device *bdev, struct dax_device *dax_d
 		return rc;
 	}
 	vto = kmap_atomic(to);
-	copy_user_page(vto, (void __force *)kaddr, vaddr, to);
+	copy_user_page(vto, kaddr, vaddr, to);
 	kunmap_atomic(vto);
 	dax_read_unlock(id);
 	return 0;
-- 
2.30.2
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