From: Petr Mladek <pmladek@suse.com>
To: hujinfei <3288824963@qq.com>
Cc: linux-doc@vger.kernel.org, senozhatsky@chromium.org,
qujingling@huawei.com, zhangjiaji1@huawei.com,
xushuangxing@huawei.com, rostedt@goodmis.org,
john.ogness@linutronix.de, hujinfei3@huawei.com
Subject: Re: [PATCH] Documentation: printk: warn about lockups from excessive use
Date: Tue, 10 Mar 2026 16:31:44 +0100 [thread overview]
Message-ID: <abA5YDfTuU7cuq2a@pathway.suse.cz> (raw)
In-Reply-To: <tencent_6D5FBEBE0E2FDACC93E50D0893497F676407@qq.com>
On Thu 2026-03-05 14:41:40, hujinfei wrote:
> From: hujinfei <hujinfei3@huawei.com>
>
> Add a section 'Avoiding lockups from excessive printk() use' to
> printk-basics.rst, explaining the risk of calling printk() in hot paths
> with slow consoles and suggesting alternatives like ratelimited printing,
> tracepoints, nbcon, and log level filtering.
>
> Signed-off-by: hujinfei <hujinfei3@huawei.com>
Looks good to me.
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards,
Petr
PS: I am going to wait few more days for a potential feedback and
will push it to printk/linux.git if nobody complains.
next prev parent reply other threads:[~2026-03-10 15:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-05 6:41 [PATCH] Documentation: printk: warn about lockups from excessive use hujinfei
2026-03-05 23:25 ` Randy Dunlap
2026-03-10 15:31 ` Petr Mladek [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-03-04 14:40 hujinfei
2026-03-04 21:18 ` Randy Dunlap
2026-03-05 1:49 ` Steven Rostedt
2026-03-13 10:27 ` John Ogness
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