From: John Ogness <john.ogness@linutronix.de>
To: "Sergey Senozhatsky" <senozhatsky@chromium.org>,
"Marc Aurèle La France" <tsi@tuyoix.net>
Cc: Petr Mladek <pmladek@suse.com>,
Sergey Senozhatsky <senozhatsky@chromium.org>,
linux-kernel@vger.kernel.org,
Steven Rostedt <rostedt@goodmis.org>
Subject: Re: [PATCH] printk: Export log_buf_len to userland
Date: Mon, 15 Aug 2022 18:09:23 +0206 [thread overview]
Message-ID: <87wnb9pk8k.fsf@jogness.linutronix.de> (raw)
In-Reply-To: <YvmsNEYPtdOUsaxy@google.com>
On 2022-08-15, Sergey Senozhatsky <senozhatsky@chromium.org> wrote:
> On (22/08/10 14:25), Marc Aurèle La France wrote:
>>
>> Make the kernel log's buffer size available to userland so it can be
>> used with `dmesg -s`.
This information is already available via:
klogctl(SYSLOG_ACTION_SIZE_BUFFER, NULL, 0)
And dmesg already uses this with "dmesg -S".
John Ogness
next prev parent reply other threads:[~2022-08-15 16:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-10 20:25 [PATCH] printk: Export log_buf_len to userland Marc Aurèle La France
2022-08-15 2:15 ` Sergey Senozhatsky
2022-08-15 16:03 ` John Ogness [this message]
2022-08-15 20:01 ` Marc Aurèle La France
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