From: Christoph Hellwig <hch@lst.de>
Date: Mon, 29 Nov 2021 10:21:46 +0000 (+0100)
Subject: fsdax: remove a pointless __force cast in copy_cow_page_dax
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9dc2f9cdc63e7db82b6b2ec17894ca1b254f5e5d;p=linux.git

fsdax: remove a pointless __force cast in copy_cow_page_dax

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

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Link: https://lore.kernel.org/r/20211129102203.2243509-13-hch@lst.de
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---

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;