linux-kernel - [PATCH] f2fs: remove unused PAGE_PRIVATE_ATOMIC

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Date:   Tue, 20 Dec 2022 19:56:02 +0800
From:   Chao Yu <chao@...nel.org>
To:     jaegeuk@...nel.org
Cc:     linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org, Chao Yu <chao@...nel.org>
Subject: [PATCH] f2fs: remove unused PAGE_PRIVATE_ATOMIC_WRITE

Commit 3db1de0e582c ("f2fs: change the current atomic write way")
has removed all users of PAGE_PRIVATE_ATOMIC_WRITE, remove its
definition and related functions.

Signed-off-by: Chao Yu <chao@...nel.org>
---
 fs/f2fs/f2fs.h | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 710d6d0209c4..b39d978058cb 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1401,19 +1401,17 @@ static inline void f2fs_clear_bit(unsigned int nr, char *addr);
  * Layout A: lowest bit should be 1
  * | bit0 = 1 | bit1 | bit2 | ... | bit MAX | private data .... |
  * bit 0	PAGE_PRIVATE_NOT_POINTER
- * bit 1	PAGE_PRIVATE_ATOMIC_WRITE
- * bit 2	PAGE_PRIVATE_DUMMY_WRITE
- * bit 3	PAGE_PRIVATE_ONGOING_MIGRATION
- * bit 4	PAGE_PRIVATE_INLINE_INODE
- * bit 5	PAGE_PRIVATE_REF_RESOURCE
- * bit 6-	f2fs private data
+ * bit 1	PAGE_PRIVATE_DUMMY_WRITE
+ * bit 2	PAGE_PRIVATE_ONGOING_MIGRATION
+ * bit 3	PAGE_PRIVATE_INLINE_INODE
+ * bit 4	PAGE_PRIVATE_REF_RESOURCE
+ * bit 5-	f2fs private data
  *
  * Layout B: lowest bit should be 0
  * page.private is a wrapped pointer.
  */
 enum {
 	PAGE_PRIVATE_NOT_POINTER,		/* private contains non-pointer data */
-	PAGE_PRIVATE_ATOMIC_WRITE,		/* data page from atomic write path */
 	PAGE_PRIVATE_DUMMY_WRITE,		/* data page for padding aligned IO */
 	PAGE_PRIVATE_ONGOING_MIGRATION,		/* data page which is on-going migrating */
 	PAGE_PRIVATE_INLINE_INODE,		/* inode page contains inline data */
@@ -1458,19 +1456,16 @@ PAGE_PRIVATE_GET_FUNC(nonpointer, NOT_POINTER);
 PAGE_PRIVATE_GET_FUNC(reference, REF_RESOURCE);
 PAGE_PRIVATE_GET_FUNC(inline, INLINE_INODE);
 PAGE_PRIVATE_GET_FUNC(gcing, ONGOING_MIGRATION);
-PAGE_PRIVATE_GET_FUNC(atomic, ATOMIC_WRITE);
 PAGE_PRIVATE_GET_FUNC(dummy, DUMMY_WRITE);
 
 PAGE_PRIVATE_SET_FUNC(reference, REF_RESOURCE);
 PAGE_PRIVATE_SET_FUNC(inline, INLINE_INODE);
 PAGE_PRIVATE_SET_FUNC(gcing, ONGOING_MIGRATION);
-PAGE_PRIVATE_SET_FUNC(atomic, ATOMIC_WRITE);
 PAGE_PRIVATE_SET_FUNC(dummy, DUMMY_WRITE);
 
 PAGE_PRIVATE_CLEAR_FUNC(reference, REF_RESOURCE);
 PAGE_PRIVATE_CLEAR_FUNC(inline, INLINE_INODE);
 PAGE_PRIVATE_CLEAR_FUNC(gcing, ONGOING_MIGRATION);
-PAGE_PRIVATE_CLEAR_FUNC(atomic, ATOMIC_WRITE);
 PAGE_PRIVATE_CLEAR_FUNC(dummy, DUMMY_WRITE);
 
 static inline unsigned long get_page_private_data(struct page *page)
-- 
2.36.1