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Message-Id: <20240826174116.5008-3-konishi.ryusuke@gmail.com>
Date: Tue, 27 Aug 2024 02:41:10 +0900
From: Ryusuke Konishi <konishi.ryusuke@...il.com>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: linux-nilfs@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH 2/8] nilfs2: use the BITS_PER_LONG macro
The macros NILFS_BMAP_KEY_BIT and NILFS_BMAP_NEW_PTR_INIT calculate,
within their definitions, the number of bits in an unsigned long variable.
Use the BITS_PER_LONG macro to make them simpler.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@...il.com>
---
fs/nilfs2/bmap.h | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/fs/nilfs2/bmap.h b/fs/nilfs2/bmap.h
index 5f8c8c552620..4656df392722 100644
--- a/fs/nilfs2/bmap.h
+++ b/fs/nilfs2/bmap.h
@@ -87,9 +87,8 @@ struct nilfs_bmap_operations {
#define NILFS_BMAP_SIZE (NILFS_INODE_BMAP_SIZE * sizeof(__le64))
-#define NILFS_BMAP_KEY_BIT (sizeof(unsigned long) * 8 /* CHAR_BIT */)
-#define NILFS_BMAP_NEW_PTR_INIT \
- (1UL << (sizeof(unsigned long) * 8 /* CHAR_BIT */ - 1))
+#define NILFS_BMAP_KEY_BIT BITS_PER_LONG
+#define NILFS_BMAP_NEW_PTR_INIT (1UL << (BITS_PER_LONG - 1))
static inline int nilfs_bmap_is_new_ptr(unsigned long ptr)
{
--
2.34.1
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