linux-kernel - [RFC PATCH v4 17/34] ext4: use ext4_map_query_blocks() in ext4_map

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Message-Id: <20240410142948.2817554-18-yi.zhang@huaweicloud.com>
Date: Wed, 10 Apr 2024 22:29:31 +0800
From: Zhang Yi <yi.zhang@...weicloud.com>
To: linux-ext4@...r.kernel.org
Cc: linux-fsdevel@...r.kernel.org,
	linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	tytso@....edu,
	adilger.kernel@...ger.ca,
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	djwong@...nel.org,
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	yi.zhang@...wei.com,
	yi.zhang@...weicloud.com,
	chengzhihao1@...wei.com,
	yukuai3@...wei.com,
	wangkefeng.wang@...wei.com
Subject: [RFC PATCH v4 17/34] ext4: use ext4_map_query_blocks() in ext4_map_blocks()

From: Zhang Yi <yi.zhang@...wei.com>

The blocks map querying logic in ext4_map_blocks() are the same with
ext4_map_query_blocks(), so use it directly.

Signed-off-by: Zhang Yi <yi.zhang@...wei.com>
---
 fs/ext4/inode.c | 22 +---------------------
 1 file changed, 1 insertion(+), 21 deletions(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 752fc0555dc0..64bdfa9e06b2 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -658,27 +658,7 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode,
 	 * file system block.
 	 */
 	down_read(&EXT4_I(inode)->i_data_sem);
-	if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) {
-		retval = ext4_ext_map_blocks(handle, inode, map, 0);
-	} else {
-		retval = ext4_ind_map_blocks(handle, inode, map, 0);
-	}
-	if (retval > 0) {
-		unsigned int status;
-
-		if (unlikely(retval != map->m_len)) {
-			ext4_warning(inode->i_sb,
-				     "ES len assertion failed for inode "
-				     "%lu: retval %d != map->m_len %d",
-				     inode->i_ino, retval, map->m_len);
-			WARN_ON(1);
-		}
-
-		status = map->m_flags & EXT4_MAP_UNWRITTEN ?
-				EXTENT_STATUS_UNWRITTEN : EXTENT_STATUS_WRITTEN;
-		ext4_es_insert_extent(inode, map->m_lblk, map->m_len,
-				      map->m_pblk, status);
-	}
+	retval = ext4_map_query_blocks(handle, inode, map);
 	up_read((&EXT4_I(inode)->i_data_sem));
 
 found:
-- 
2.39.2