linux-kernel - Re: [PATCH] xfs: Remove unused function is_rt_data

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Date: Sun, 3 Mar 2024 18:44:45 -0800
From: "Darrick J. Wong" <djwong@...nel.org>
To: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Cc: chandan.babu@...cle.com, linux-xfs@...r.kernel.org,
	linux-kernel@...r.kernel.org, Abaci Robot <abaci@...ux.alibaba.com>
Subject: Re: [PATCH] xfs: Remove unused function is_rt_data_fork

On Mon, Mar 04, 2024 at 10:24:08AM +0800, Jiapeng Chong wrote:
> The function are defined in the rmap_repair.c file, but not called
> elsewhere, so delete the unused function.
> 
> fs/xfs/scrub/rmap_repair.c:436:1: warning: unused function 'is_rt_data_fork'.
> 
> Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=8425
> Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>

Oh hey, that really /is/ unused, even in djwong-wtf.  Good catch!

Reviewed-by: Darrick J. Wong <djwong@...nel.org>

--D

> ---
>  fs/xfs/scrub/rmap_repair.c | 8 --------
>  1 file changed, 8 deletions(-)
> 
> diff --git a/fs/xfs/scrub/rmap_repair.c b/fs/xfs/scrub/rmap_repair.c
> index e8e07b683eab..7e73ddfb3d44 100644
> --- a/fs/xfs/scrub/rmap_repair.c
> +++ b/fs/xfs/scrub/rmap_repair.c
> @@ -432,14 +432,6 @@ xrep_rmap_scan_iroot_btree(
>  	return error;
>  }
>  
> -static inline bool
> -is_rt_data_fork(
> -	struct xfs_inode	*ip,
> -	int			whichfork)
> -{
> -	return XFS_IS_REALTIME_INODE(ip) && whichfork == XFS_DATA_FORK;
> -}
> -
>  /*
>   * Iterate the block mapping btree to collect rmap records for anything in this
>   * fork that matches the AG.  Sets @mappings_done to true if we've scanned the
> -- 
> 2.20.1.7.g153144c
> 
>