linux-kernel - Re: linux-next: build warning after merge of the block tree

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Message-ID: <20190829154150.GS2263813@devbig004.ftw2.facebook.com>
Date:   Thu, 29 Aug 2019 08:41:50 -0700
From:   Tejun Heo <tj@...nel.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Jens Axboe <axboe@...nel.dk>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the block tree

On Thu, Aug 29, 2019 at 02:08:28PM +1000, Stephen Rothwell wrote:
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Thu, 29 Aug 2019 14:03:43 +1000
> Subject: [PATCH] blkcg: blk-iocost: predeclare used structs
> 
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>

Acked-by: Tejun Heo <tj@...nel.org>

Thanks.

> ---
>  include/trace/events/iocost.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/include/trace/events/iocost.h b/include/trace/events/iocost.h
> index ec2217dd57ac..7ecaa65b7106 100644
> --- a/include/trace/events/iocost.h
> +++ b/include/trace/events/iocost.h
> @@ -2,6 +2,10 @@
>  #undef TRACE_SYSTEM
>  #define TRACE_SYSTEM iocost
>  
> +struct ioc;
> +struct ioc_now;
> +struct ioc_gq;
> +
>  #if !defined(_TRACE_BLK_IOCOST_H) || defined(TRACE_HEADER_MULTI_READ)
>  #define _TRACE_BLK_IOCOST_H

-- 
tejun