linux-kernel - Re: [PATCH v3 1/2] erofs: update print symbols for various flags in trace

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Message-ID: <20230209113600.000051c1.zbestahu@gmail.com>
Date:   Thu, 9 Feb 2023 11:36:00 +0800
From:   Yue Hu <zbestahu@...il.com>
To:     Jingbo Xu <jefflexu@...ux.alibaba.com>
Cc:     xiang@...nel.org, chao@...nel.org, linux-erofs@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org, huyue2@...lpad.com,
        zhangwen@...lpad.com
Subject: Re: [PATCH v3 1/2] erofs: update print symbols for various flags in
 trace

On Thu,  9 Feb 2023 10:48:24 +0800
Jingbo Xu <jefflexu@...ux.alibaba.com> wrote:

> As new flags introduced, the corresponding print symbols for trace are
> not added accordingly.  Add these missing print symbols for these flags.
> 
> Signed-off-by: Jingbo Xu <jefflexu@...ux.alibaba.com>

Reviewed-by: Yue Hu <huyue2@...lpad.com>

> ---
> v3: print symbols for EROFS_GET_BLOCKS_RAW is deleted in patch 2
> ---
>  include/trace/events/erofs.h | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/include/trace/events/erofs.h b/include/trace/events/erofs.h
> index e095d36db939..f0e43e40a4a1 100644
> --- a/include/trace/events/erofs.h
> +++ b/include/trace/events/erofs.h
> @@ -19,12 +19,18 @@ struct erofs_map_blocks;
>  		{ 1,		"DIR" })
>  
>  #define show_map_flags(flags) __print_flags(flags, "|",	\
> -	{ EROFS_GET_BLOCKS_RAW,	"RAW" })
> +	{ EROFS_GET_BLOCKS_RAW,		"RAW" },	\
> +	{ EROFS_GET_BLOCKS_FIEMAP,	"FIEMAP" },	\
> +	{ EROFS_GET_BLOCKS_READMORE,	"READMORE" },	\
> +	{ EROFS_GET_BLOCKS_FINDTAIL,	"FINDTAIL" })
>  
>  #define show_mflags(flags) __print_flags(flags, "",	\
> -	{ EROFS_MAP_MAPPED,	"M" },			\
> -	{ EROFS_MAP_META,	"I" },			\
> -	{ EROFS_MAP_ENCODED,	"E" })
> +	{ EROFS_MAP_MAPPED,		"M" },		\
> +	{ EROFS_MAP_META,		"I" },		\
> +	{ EROFS_MAP_ENCODED,		"E" },		\
> +	{ EROFS_MAP_FULL_MAPPED,	"F" },		\
> +	{ EROFS_MAP_FRAGMENT,		"R" },		\
> +	{ EROFS_MAP_PARTIAL_REF,	"P" })
>  
>  TRACE_EVENT(erofs_lookup,
>