linux-kernel - [PATCH v2 6/8] xfs: use dax ops for zero and truncate in fsdax mode

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Message-ID: <1669908730-131-1-git-send-email-ruansy.fnst@fujitsu.com>
Date:   Thu, 1 Dec 2022 15:32:10 +0000
From:   Shiyang Ruan <ruansy.fnst@...itsu.com>
To:     <linux-kernel@...r.kernel.org>, <linux-xfs@...r.kernel.org>,
        <nvdimm@...ts.linux.dev>, <linux-fsdevel@...r.kernel.org>
CC:     <djwong@...nel.org>, <david@...morbit.com>,
        <dan.j.williams@...el.com>, <akpm@...ux-foundation.org>
Subject: [PATCH v2 6/8] xfs: use dax ops for zero and truncate in fsdax mode

Zero and truncate on a dax file may execute CoW.  So use dax ops which
contains end work for CoW.

Signed-off-by: Shiyang Ruan <ruansy.fnst@...itsu.com>
---
 fs/xfs/xfs_iomap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 881de99766ca..d9401d0300ad 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -1370,7 +1370,7 @@ xfs_zero_range(
 
 	if (IS_DAX(inode))
 		return dax_zero_range(inode, pos, len, did_zero,
-				      &xfs_direct_write_iomap_ops);
+				      &xfs_dax_write_iomap_ops);
 	return iomap_zero_range(inode, pos, len, did_zero,
 				&xfs_buffered_write_iomap_ops);
 }
@@ -1385,7 +1385,7 @@ xfs_truncate_page(
 
 	if (IS_DAX(inode))
 		return dax_truncate_page(inode, pos, did_zero,
-					&xfs_direct_write_iomap_ops);
+					&xfs_dax_write_iomap_ops);
 	return iomap_truncate_page(inode, pos, did_zero,
 				   &xfs_buffered_write_iomap_ops);
 }
-- 
2.38.1