linux-ext4 - [PATCH 1/4] fs: add i_blocksize

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Message-Id: <20230309094317.69773-1-frank.li@vivo.com>
Date:   Thu,  9 Mar 2023 17:43:14 +0800
From:   Yangtao Li <frank.li@...o.com>
To:     xiang@...nel.org, chao@...nel.org, huyue2@...lpad.com,
        jefflexu@...ux.alibaba.com, tytso@....edu,
        adilger.kernel@...ger.ca, rpeterso@...hat.com, agruenba@...hat.com,
        viro@...iv.linux.org.uk, brauner@...nel.org
Cc:     linux-erofs@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        linux-ext4@...r.kernel.org, cluster-devel@...hat.com,
        linux-fsdevel@...r.kernel.org, Yangtao Li <frank.li@...o.com>
Subject: [PATCH 1/4] fs: add i_blocksize_mask()

Introduce i_blocksize_mask() to simplify code, which replace
(i_blocksize(node) - 1). Like done in commit
93407472a21b("fs: add i_blocksize()").

Signed-off-by: Yangtao Li <frank.li@...o.com>
---
 include/linux/fs.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/linux/fs.h b/include/linux/fs.h
index c85916e9f7db..db335bd9c256 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -711,6 +711,11 @@ static inline unsigned int i_blocksize(const struct inode *node)
 	return (1 << node->i_blkbits);
 }
 
+static inline unsigned int i_blocksize_mask(const struct inode *node)
+{
+	return i_blocksize(node) - 1;
+}
+
 static inline int inode_unhashed(struct inode *inode)
 {
 	return hlist_unhashed(&inode->i_hash);
-- 
2.25.1