linux-ext4 - Re: [PATCH 2/2] ext4: translate a few more map flags to strings in tracepoints

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Date:   Wed, 22 Apr 2020 18:14:13 +0200
From:   Jan Kara <jack@...e.cz>
To:     Eric Whitney <enwlinux@...il.com>
Cc:     linux-ext4@...r.kernel.org, tytso@....edu
Subject: Re: [PATCH 2/2] ext4: translate a few more map flags to strings in
 tracepoints

On Wed 15-04-20 16:31:40, Eric Whitney wrote:
> As new ext4_map_blocks() flags have been added, not all have gotten flag
> bit to string translations to make tracepoint output more readable.
> Fix that, and go one step further by adding a translation for the
> EXT4_EX_NOCACHE flag as well.  The EXT4_EX_FORCE_CACHE flag can never
> be set in a tracepoint in the current code, so there's no need to
> bother with a translation for it right now.
> 
> Signed-off-by: Eric Whitney <enwlinux@...il.com>

Looks good to me. You can add:

Reviewed-by: Jan Kara <jack@...e.cz>

								Honza

> ---
>  include/trace/events/ext4.h | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
> index 40ff8a2fc763..280475c1cecc 100644
> --- a/include/trace/events/ext4.h
> +++ b/include/trace/events/ext4.h
> @@ -45,7 +45,10 @@ struct partial_cluster;
>  	{ EXT4_GET_BLOCKS_CONVERT,		"CONVERT" },		\
>  	{ EXT4_GET_BLOCKS_METADATA_NOFAIL,	"METADATA_NOFAIL" },	\
>  	{ EXT4_GET_BLOCKS_NO_NORMALIZE,		"NO_NORMALIZE" },	\
> -	{ EXT4_GET_BLOCKS_ZERO,			"ZERO" })
> +	{ EXT4_GET_BLOCKS_CONVERT_UNWRITTEN,	"CONVERT_UNWRITTEN" },  \
> +	{ EXT4_GET_BLOCKS_ZERO,			"ZERO" },		\
> +	{ EXT4_GET_BLOCKS_IO_SUBMIT,		"IO_SUBMIT" },		\
> +	{ EXT4_EX_NOCACHE,			"EX_NOCACHE" })
>  
>  /*
>   * __print_flags() requires that all enum values be wrapped in the
> -- 
> 2.11.0
> 
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR