linux-kernel - Re: [PATCH v5 1/4] staging: mt7621-mmc: Remove commented code for N

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Date:   Mon, 27 Aug 2018 19:33:40 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Nishad Kamdar <nishadkamdar@...il.com>
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        NeilBrown <neil@...wn.name>, Joe Perches <joe@...ches.com>,
        Christian Lütke-Stetzkamp <christian@...mp.de>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        John Crispin <blogic@...nwrt.org>
Subject: Re: [PATCH v5 1/4] staging: mt7621-mmc: Remove commented code for
 N_MSG

On Thu, Aug 23, 2018 at 10:58:09PM +0530, Nishad Kamdar wrote:
> This patch removes the dead code for N_MSG().
> 
> Signed-off-by: Nishad Kamdar <nishadkamdar@...il.com>
> ---
> Changes in v5:
>   - Remove commented code for N_MSG()
> ---
>  drivers/staging/mt7621-mmc/dbg.h | 8 --------
>  1 file changed, 8 deletions(-)
> 
> diff --git a/drivers/staging/mt7621-mmc/dbg.h b/drivers/staging/mt7621-mmc/dbg.h
> index 2f2c56b73987..6f6b4505337f 100644
> --- a/drivers/staging/mt7621-mmc/dbg.h
> +++ b/drivers/staging/mt7621-mmc/dbg.h
> @@ -103,14 +103,6 @@ do { \
>  #endif /* end of +++ */
>  
>  #define N_MSG(evt, fmt, args...)
> -/*
> -do {    \
> -    if ((DBG_EVT_##evt) & sd_debug_zone[host->id]) { \
> -        printk(KERN_ERR TAG"%d -> "fmt" <- %s() : L<%d> PID<%s><0x%x>\n", \
> -            host->id,  ##args , __FUNCTION__, __LINE__, current->comm, current->pid);	\
> -    } \
> -} while(0)
> -*/
>  

So what are we supposed to do with a macro that defines nothing now?
Please delete it and all users of it at the same time.

thanks,

greg k-h