linux-kernel - Re: [PATCH] xfs: actually use the xfs_growfs_check

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Message-ID: <f4ffv2wantwfworrki5qc6uvihdozwka4khsvahnwxthcul4ww@dzygdh3a334h>
Date: Mon, 16 Jun 2025 10:11:32 +0200
From: Carlos Maiolino <cem@...nel.org>
To: "Darrick J. Wong" <djwong@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>, linux-xfs@...r.kernel.org, 
	Steven Rostedt <rostedt@...dmis.org>, Christoph Hellwig <hch@....de>
Subject: Re: [PATCH] xfs: actually use the xfs_growfs_check_rtgeom tracepoint

On Thu, Jun 12, 2025 at 10:51:12AM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <djwong@...nel.org>
> 
> We created a new tracepoint but forgot to put it in.  Fix that.
> 

Reviewed-by: Carlos Maiolino <cmaiolino@...hat.com>

> Cc: rostedt@...dmis.org
> Cc: <stable@...r.kernel.org> # v6.14
> Fixes: 59a57acbce282d ("xfs: check that the rtrmapbt maxlevels doesn't increase when growing fs")
> Signed-off-by: "Darrick J. Wong" <djwong@...nel.org>
> ---
>  fs/xfs/xfs_rtalloc.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
> index 6484c596eceaf2..736eb0924573d3 100644
> --- a/fs/xfs/xfs_rtalloc.c
> +++ b/fs/xfs/xfs_rtalloc.c
> @@ -1259,6 +1259,8 @@ xfs_growfs_check_rtgeom(
> 
>  	kfree(nmp);
> 
> +	trace_xfs_growfs_check_rtgeom(mp, min_logfsbs);
> +
>  	if (min_logfsbs > mp->m_sb.sb_logblocks)
>  		return -EINVAL;
>