From: Stefan Kerkmann <s.kerkmann@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>,
Sascha Hauer <s.hauer@pengutronix.de>,
BAREBOX <barebox@lists.infradead.org>
Subject: Re: [PATCH 0/2] downgrade noisy debug calls in block devices and ramfs
Date: Mon, 28 Oct 2024 17:57:26 +0100 [thread overview]
Message-ID: <a8707ffc-be75-4943-9c67-bea50285fe12@pengutronix.de> (raw)
In-Reply-To: <d70eeeed-bb47-4d50-ac7e-5174c574aa33@pengutronix.de>
Hi Ahmad,
On 28.10.24 17:44, Ahmad Fatoum wrote:
> Hi,
>
> On 28.10.24 17:17, Stefan Kerkmann wrote:
>> These two patches are the outcome of an investigation why loading a
>> fitimage from an eMMC took nearly 7s - the sheer amount of generated
>> debugging messages slowed down the system by a factor of ~21 with
>> KConfig options:
>>
>> CONFIG_COMPILE_LOGLEVEL=7
>> CONFIG_DEFAULT_LOGLEVEL=6
>>
>> Which is the current default combination for barebox.
>>
>> Before:
>>
>> Booting entry 'system0'
>> FIT: Reading time: 6722 ms
>>
>> After:
>>
>> Booting entry 'system0'
>> FIT: Reading time: 324 ms
>
> This is the time with these two patches applied or with
> compile log level changed?
>
This is the time with both patches applied and the mentioned default log levels.
Cheers,
Stefan
> Cheers,
> Ahmad
>
>>
>> Signed-off-by: Stefan Kerkmann <s.kerkmann@pengutronix.de>
>> ---
>> Stefan Kerkmann (2):
>> block: downgrade noisy debug calls to verbose debug
>> fs: ramfs: downgrade noisy debug calls to verbose debug
>>
>> common/block.c | 4 ++--
>> fs/ramfs.c | 10 +++++-----
>> 2 files changed, 7 insertions(+), 7 deletions(-)
>> ---
>> base-commit: 59658c877bcc605fe3ca36653b4f40f57856b81a
>> change-id: 20241028-fix-noisy-debug-calls-a6d6185be705
>>
>> Best regards,
>
>
--
Pengutronix e.K. | Stefan Kerkmann |
Steuerwalder Str. 21 | https://www.pengutronix.de/ |
31137 Hildesheim, Germany | Phone: +49-5121-206917-128 |
Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-9 |
next prev parent reply other threads:[~2024-10-28 16:59 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-28 16:17 Stefan Kerkmann
2024-10-28 16:17 ` [PATCH 1/2] block: downgrade noisy debug calls to verbose debug Stefan Kerkmann
2024-10-28 16:17 ` [PATCH 2/2] fs: ramfs: " Stefan Kerkmann
2024-10-28 16:44 ` [PATCH 0/2] downgrade noisy debug calls in block devices and ramfs Ahmad Fatoum
2024-10-28 16:57 ` Stefan Kerkmann [this message]
2024-10-29 13:33 ` Sascha Hauer
2024-10-29 13:55 ` Ahmad Fatoum
2024-10-29 14:12 ` Stefan Kerkmann
2024-10-30 8:50 ` Sascha Hauer
2024-10-30 8:47 ` Sascha Hauer
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