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From: Bruce Richardson <bruce.richardson@intel.com>
To: David Marchand <david.marchand@redhat.com>
Cc: dev@dpdk.org, thomas@monjalon.net, andrew.rybchenko@oktetlabs.ru
Subject: Re: [dpdk-dev] [PATCH] log: deduce log type from filename
Date: Fri, 9 Apr 2021 14:01:45 +0100	[thread overview]
Message-ID: <20210409130145.GA1381@bricha3-MOBL.ger.corp.intel.com> (raw)
In-Reply-To: <20210409124334.24479-1-david.marchand@redhat.com>

On Fri, Apr 09, 2021 at 02:43:34PM +0200, David Marchand wrote:
> Let's try to enforce the convention where drivers use a pmd. logtype
> with their class reflected in it and libraries use a lib. logtype.
> 
> RTE_LOG_REGISTER now interprets the log type name:
> - if none or a name starting with a . is passed, then the default logtype
>   is used as a prefix,
> - else the name is used as is to deal with components that do not comply
>   with the current convention,
> 
> Note: achieved with below command (+ manual edit on crypto/virtio,
> compress/mlx5 and regex/mlx5).
> $ git grep -l RTE_LOG_REGISTER drivers/ |
>   while read file; do
>     pattern=${file##drivers/};
>     class=${pattern%%/*};
>     pattern=${pattern#$class/};
>     pattern=pmd.$class.${pattern%%/*};
>     sed -i -e 's/RTE_LOG_REGISTER(\(.*\), '$pattern'\(\|\..*\),/RTE_LOG_REGISTER(\1, \2,/' $file;
>   done
> 
> $ git grep -l RTE_LOG_REGISTER lib/ |
>   while read file; do
>     pattern=${file##lib/librte_};
>     pattern=lib.${pattern%%/*};
>     sed -i -e 's/RTE_LOG_REGISTER(\(.*\), '$pattern'\(\|\..*\),/RTE_LOG_REGISTER(\1, \2,/' $file;
>   done
> 
> Signed-off-by: David Marchand <david.marchand@redhat.com>
> ---
> This is an alternative to the devtools check I had proposed [1].
> This can be seen as a RFC, but if people are happy with it, I don't see
> much to add.
> 
> 1: https://patchwork.dpdk.org/project/dpdk/list/?series=15796
> 
> ---
<snip> 
> diff --git a/drivers/common/dpaax/dpaax_iova_table.c b/drivers/common/dpaax/dpaax_iova_table.c
> index 91bee65e7b..fb315f02e9 100644
> --- a/drivers/common/dpaax/dpaax_iova_table.c
> +++ b/drivers/common/dpaax/dpaax_iova_table.c
> @@ -460,4 +460,4 @@ dpaax_handle_memevents(void)
>  					       dpaax_memevent_cb, NULL);
>  }
>  
> -RTE_LOG_REGISTER(dpaax_logger, pmd.common.dpaax, ERR);
> +RTE_LOG_REGISTER(dpaax_logger, , ERR);

Sorry, but this blank field looks really wrong to me, and I'd rather find a
better solution.

How about as part of the cflags for each component adding
"-D" flag with the default component log name, that can be used in place of
the blank, or added to as needed?

/Bruce

  reply	other threads:[~2021-04-09 13:01 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-09 12:43 David Marchand
2021-04-09 13:01 ` Bruce Richardson [this message]
2021-04-13 15:07   ` David Marchand
2021-04-26 12:51 ` [dpdk-dev] [PATCH v2] log: register with standardized names David Marchand
2021-05-11 10:09 ` [dpdk-dev] [PATCH v3] " Thomas Monjalon
2021-05-11 11:15   ` David Marchand
2021-05-11 11:49   ` Bruce Richardson
2021-05-11 12:01     ` Thomas Monjalon
2021-05-11 11:59   ` Bruce Richardson
2021-05-11 12:10     ` Thomas Monjalon
2021-05-11 12:24       ` Bruce Richardson
2021-05-11 12:38 ` [dpdk-dev] [PATCH v4] " Thomas Monjalon
2021-05-11 12:52   ` Bruce Richardson
2021-05-11 13:21     ` Thomas Monjalon

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