linux-ext4 - [PATCH v3 5/5] jbd2: remove unused parameter in jbd2_journal_try_to_free

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Date:   Sat, 20 Jun 2020 10:54:27 +0800
From:   "zhangyi (F)" <yi.zhang@...wei.com>
To:     <linux-ext4@...r.kernel.org>, <tytso@....edu>, <jack@...e.cz>
CC:     <adilger.kernel@...ger.ca>, <zhangxiaoxu5@...wei.com>,
        <yi.zhang@...wei.com>, <linux-fsdevel@...r.kernel.org>
Subject: [PATCH v3 5/5] jbd2: remove unused parameter in jbd2_journal_try_to_free_buffers()

Parameter gfp_mask in jbd2_journal_try_to_free_buffers() is no longer
used after commit <536fc240e7147> ("jbd2: clean up
jbd2_journal_try_to_free_buffers()"), so just remove it.

Signed-off-by: zhangyi (F) <yi.zhang@...wei.com>
---
 fs/ext4/inode.c       | 2 +-
 fs/ext4/super.c       | 4 ++--
 fs/jbd2/transaction.c | 7 +------
 include/linux/jbd2.h  | 2 +-
 4 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 79b73a86ef6c..61a56023bec6 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3288,7 +3288,7 @@ static int ext4_releasepage(struct page *page, gfp_t wait)
 	if (PageChecked(page))
 		return 0;
 	if (journal)
-		return jbd2_journal_try_to_free_buffers(journal, page, wait);
+		return jbd2_journal_try_to_free_buffers(journal, page);
 	else
 		return try_to_free_buffers(page);
 }
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 513d1e270f6d..b622995723e4 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1294,8 +1294,8 @@ static int bdev_try_to_free_page(struct super_block *sb, struct page *page,
 	if (!page_has_buffers(page))
 		return 0;
 	if (journal)
-		return jbd2_journal_try_to_free_buffers(journal, page,
-						wait & ~__GFP_DIRECT_RECLAIM);
+		return jbd2_journal_try_to_free_buffers(journal, page);
+
 	return try_to_free_buffers(page);
 }
 
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index a4932e8dcb65..7b20c77fefa9 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -2078,10 +2078,6 @@ __journal_try_to_free_buffer(journal_t *journal, struct buffer_head *bh)
  * int jbd2_journal_try_to_free_buffers() - try to free page buffers.
  * @journal: journal for operation
  * @page: to try and free
- * @gfp_mask: we use the mask to detect how hard should we try to release
- * buffers. If __GFP_DIRECT_RECLAIM and __GFP_FS is set, we wait for commit
- * code to release the buffers.
- *
  *
  * For all the buffers on this page,
  * if they are fully written out ordered data, move them onto BUF_CLEAN
@@ -2112,8 +2108,7 @@ __journal_try_to_free_buffer(journal_t *journal, struct buffer_head *bh)
  *
  * Return 0 on failure, 1 on success
  */
-int jbd2_journal_try_to_free_buffers(journal_t *journal,
-				struct page *page, gfp_t gfp_mask)
+int jbd2_journal_try_to_free_buffers(journal_t *journal, struct page *page)
 {
 	struct buffer_head *head;
 	struct buffer_head *bh;
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index f613d8529863..6d94b2c4cf75 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1376,7 +1376,7 @@ extern int	 jbd2_journal_dirty_metadata (handle_t *, struct buffer_head *);
 extern int	 jbd2_journal_forget (handle_t *, struct buffer_head *);
 extern int	 jbd2_journal_invalidatepage(journal_t *,
 				struct page *, unsigned int, unsigned int);
-extern int	 jbd2_journal_try_to_free_buffers(journal_t *, struct page *, gfp_t);
+extern int	 jbd2_journal_try_to_free_buffers(journal_t *journal, struct page *page);
 extern int	 jbd2_journal_stop(handle_t *);
 extern int	 jbd2_journal_flush (journal_t *);
 extern void	 jbd2_journal_lock_updates (journal_t *);
-- 
2.25.4