linux-kernel - [PATCH] ext4: convert to DIV_ROUND_UP() in mpage_process_page

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Message-Id: <20230310060734.8780-1-frank.li@vivo.com>
Date:   Fri, 10 Mar 2023 14:07:34 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     tytso@....edu, adilger.kernel@...ger.ca
Cc:     linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org,
        viro@...iv.linux.org.uk, Yangtao Li <frank.li@...o.com>
Subject: [PATCH] ext4: convert to DIV_ROUND_UP() in mpage_process_page_bufs()

Just for better readability, no code logic change.

Signed-off-by: Yangtao Li <frank.li@...o.com>
---
 fs/ext4/inode.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index d251d705c276..d121cde74522 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2218,8 +2218,7 @@ static int mpage_process_page_bufs(struct mpage_da_data *mpd,
 {
 	struct inode *inode = mpd->inode;
 	int err;
-	ext4_lblk_t blocks = (i_size_read(inode) + i_blocksize(inode) - 1)
-							>> inode->i_blkbits;
+	ext4_lblk_t blocks = DIV_ROUND_UP(i_size_read(inode), i_blocksize(inode));
 
 	if (ext4_verity_in_progress(inode))
 		blocks = EXT_MAX_BLOCKS;
-- 
2.25.1