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Date:   Fri, 21 Aug 2020 11:14:04 +0800
From:   Coiby Xu <coiby.xu@...il.com>
To:     Benjamin Poirier <benjamin.poirier@...il.com>
Cc:     netdev@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        Manish Chopra <manishc@...vell.com>,
        GR-Linux-NIC-Dev@...vell.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Michal Kubecek <mkubecek@...e.cz>,
        "open list:STAGING SUBSYSTEM" <devel@...verdev.osuosl.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [RFC 3/3] staging: qlge: clean up code that dump info to dmesg

On Sun, Aug 16, 2020 at 11:57:17AM +0900, Benjamin Poirier wrote:
>On 2020-08-15 00:06 +0800, Coiby Xu wrote:
>> The related code are not necessary because,
>> - Device status and general registers can be obtained by ethtool.
>> - Coredump can be done via devlink health reporter.
>> - Structure related to the hardware (struct ql_adapter) can be obtained
>>   by crash or drgn.
>
>I would suggest to add the drgn script from the cover letter to
>Documentation/networking/device_drivers/qlogic/

Thank you for this suggestion! I planned to send a pull request to
https://github.com/osandov/drgn. This is a better idea.
>
>I would also suggest to submit a separate patch now which fixes the
>build breakage reported in <20200629053004.GA6165@f3> while you work on
>removing that code.
>
I'll send a single patch to fix that issue before preparing for v1
of this work.

>>
>> Signed-off-by: Coiby Xu <coiby.xu@...il.com>
>> ---
>>  drivers/staging/qlge/qlge.h         |  82 ----
>>  drivers/staging/qlge/qlge_dbg.c     | 672 ----------------------------
>>  drivers/staging/qlge/qlge_ethtool.c |   1 -
>>  drivers/staging/qlge/qlge_main.c    |   6 -
>>  4 files changed, 761 deletions(-)
>>
>[...]
>> diff --git a/drivers/staging/qlge/qlge_dbg.c b/drivers/staging/qlge/qlge_dbg.c
>> index 058889687907..368394123d16 100644
>> --- a/drivers/staging/qlge/qlge_dbg.c
>> +++ b/drivers/staging/qlge/qlge_dbg.c
>> @@ -1326,675 +1326,3 @@ void ql_mpi_core_to_log(struct work_struct *work)
>>  		       sizeof(*qdev->mpi_coredump), false);
>>  }
>>
>> -#ifdef QL_REG_DUMP
>> -static void ql_dump_intr_states(struct ql_adapter *qdev)
>> -{
>[...]
>> -	}
>> -}
>> -#endif
>
>This leaves a stray newline at the end of the file and also does not
>apply over latest staging.

I will fix it in v1. Thank you for reviewing this patch!

--
Best regards,
Coiby

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