add REDIRECT

hc

2024-10-09 05e59e5fb0064c97a1c10921ecd549f2d4a58565

 kernel/fs/reiserfs/file.c
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@@ -38,15 +38,9 @@
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 	BUG_ON(!S_ISREG(inode->i_mode));
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-        if (atomic_add_unless(&REISERFS_I(inode)->openers, -1, 1))
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+	if (!atomic_dec_and_mutex_lock(&REISERFS_I(inode)->openers,
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+				       &REISERFS_I(inode)->tailpack))
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 		return 0;
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-
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-	mutex_lock(&REISERFS_I(inode)->tailpack);
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-
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-        if (!atomic_dec_and_test(&REISERFS_I(inode)->openers)) {
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-		mutex_unlock(&REISERFS_I(inode)->tailpack);
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-		return 0;
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-	}
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 	/* fast out for when nothing needs to be done */
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 	if ((!(REISERFS_I(inode)->i_flags & i_pack_on_close_mask) ||
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@@ -165,7 +159,7 @@
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 	barrier_done = reiserfs_commit_for_inode(inode);
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 	reiserfs_write_unlock(inode->i_sb);
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 	if (barrier_done != 1 && reiserfs_barrier_flush(inode->i_sb))
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-		blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL);
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+		blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL);
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 	inode_unlock(inode);
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 	if (barrier_done < 0)
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 		return barrier_done;