From: Petr Mladek <pmladek@suse.com>
To: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>,
Steven Rostedt <rostedt@goodmis.org>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH printk v4 4/8] printk: introduce struct printk_buffers
Date: Thu, 5 Jan 2023 16:06:01 +0100 [thread overview]
Message-ID: <Y7bnWfC4eknXbuWl@alley> (raw)
In-Reply-To: <20230105103735.880956-5-john.ogness@linutronix.de>
On Thu 2023-01-05 11:43:31, John Ogness wrote:
> Introduce a new struct printk_buffers to contain all the buffers
> needed to read and format a printk message for output. Putting the
> buffers inside a struct reduces the number of buffer pointers that
> need to be tracked. Also, it allows usage of the sizeof() macro for
> the buffer sizes, rather than expecting certain sized buffers being
> passed in.
>
> Note that since the output buffer for normal consoles is now
> CONSOLE_EXT_LOG_MAX instead of CONSOLE_LOG_MAX, multi-line
> messages that may have been previously truncated will now be
> printed in full. This should be considered a feature and not a bug
> since the CONSOLE_LOG_MAX restriction was about limiting static
> buffer usage rather than limiting printed text.
>
> Signed-off-by: John Ogness <john.ogness@linutronix.de>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards,
Petr
next prev parent reply other threads:[~2023-01-05 15:07 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-05 10:37 [PATCH printk v4 0/8] printk: cleanup buffer handling John Ogness
2023-01-05 10:37 ` [PATCH printk v4 1/8] printk: move size limit macros into internal.h John Ogness
2023-01-05 14:48 ` Petr Mladek
2023-01-05 10:37 ` [PATCH printk v4 2/8] console: Use BIT() macros for @flags values John Ogness
2023-01-05 10:37 ` [PATCH printk v4 3/8] console: Document struct console John Ogness
2023-01-05 10:37 ` [PATCH printk v4 4/8] printk: introduce struct printk_buffers John Ogness
2023-01-05 15:06 ` Petr Mladek [this message]
2023-01-05 10:37 ` [PATCH printk v4 5/8] printk: introduce printk_get_next_message() and printk_message John Ogness
2023-01-05 15:24 ` Petr Mladek
2023-01-05 10:37 ` [PATCH printk v4 6/8] printk: introduce console_prepend_dropped() for dropped messages John Ogness
2023-01-05 16:17 ` Petr Mladek
2023-01-05 16:35 ` John Ogness
2023-01-06 9:34 ` Petr Mladek
2023-01-05 10:37 ` [PATCH printk v4 7/8] printk: use printk_buffers for devkmsg John Ogness
2023-01-05 12:14 ` John Ogness
2023-01-05 12:16 ` [PATCH printk v4 7/8 v2] " John Ogness
2023-01-06 10:39 ` Petr Mladek
2023-01-08 21:11 ` John Ogness
2023-01-05 10:37 ` [PATCH printk v4 8/8] printk: adjust string limit macros John Ogness
2023-01-06 11:11 ` Petr Mladek
2023-01-06 11:21 ` [PATCH printk v4 0/8] printk: cleanup buffer handling Petr Mladek
2023-01-07 8:18 ` John Ogness
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