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From: 김창기 <changki.kim@samsung.com>
To: "'Petr Mladek'" <pmladek@suse.com>,
	"'Sergey Senozhatsky'" <sergey.senozhatsky@gmail.com>,
	"'Steven Rostedt'" <rostedt@goodmis.org>,
	"'John Ogness'" <john.ogness@linutronix.de>
Cc: "'Linus Torvalds'" <torvalds@linux-foundation.org>,
	"'Thomas Gleixner'" <tglx@linutronix.de>,
	"'Prarit Bhargava'" <prarit@redhat.com>,
	"'Mark Salyzyn'" <salyzyn@android.com>,
	"'Chunyan Zhang'" <zhang.lyra@gmail.com>,
	"'Orson Zhai'" <orsonzhai@gmail.com>,
	"'Sergey Senozhatsky'" <sergey.senozhatsky.work@gmail.com>,
	<linux-kernel@vger.kernel.org>
Subject: RE: [RFC 2/2] printk: Add more information about the printk caller
Date: Wed, 21 Oct 2020 20:48:30 +0900	[thread overview]
Message-ID: <000001d6a7a0$18c86300$4a592900$@samsung.com> (raw)
In-Reply-To: <20200923135617.27149-3-pmladek@suse.com>

> +static size_t info_print_caller_id(char *buf, size_t size,
> +				   const struct printk_caller *caller) {
> +	enum printk_caller_ctx ctx;
> +
> +	ctx = printk_to_caller_ctx(caller->cpu_ctx);
> +
> +	if (ctx == printk_ctx_task)
> +		return snprintf(buf, size, "T%u", caller->pid);
> +
> +	return snprintf(buf, size, "C%u",
> +printk_to_caller_cpu(caller->cpu_ctx));
> +}
> +

When I apply and test this patch, there is no change of print format
compared with previous PRINTK_CALLER.
The patch that I made is always to print the CPU ID and process name
together.


      parent reply	other threads:[~2020-10-21 11:48 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-23 13:56 [RFC 0/2] printk: Add more metadata for each record Petr Mladek
2020-09-23 13:56 ` [PATCH 1/2] printk: Store all three timestamps Petr Mladek
2020-09-23 22:12   ` John Ogness
2020-09-24  1:45     ` Sergey Senozhatsky
2020-09-24 11:49     ` Petr Mladek
     [not found]       ` <CAJ-C09hqwOJhSXx1h40q96xhNZFXxP6dUVfjUQZpO4ZhOMZLbQ@mail.gmail.com>
2020-09-25  9:51         ` Petr Mladek
2020-09-24  0:00   ` John Ogness
2020-09-24 10:37     ` Petr Mladek
2020-09-23 13:56 ` [RFC 2/2] printk: Add more information about the printk caller Petr Mladek
2020-09-24  1:40   ` Sergey Senozhatsky
2020-09-24 11:58     ` Petr Mladek
2020-09-24  2:17   ` Sergey Senozhatsky
2020-09-24  8:23     ` John Ogness
2020-09-24 13:26       ` Petr Mladek
2020-09-24 13:06     ` Petr Mladek
2020-09-24  4:24   ` Ahmed S. Darwish
2020-09-24 12:53     ` Petr Mladek
2020-09-24 13:38       ` Petr Mladek
2020-09-25  0:54         ` Sergey Senozhatsky
2020-09-25 10:20           ` Petr Mladek
2020-10-21 11:48   ` 김창기 [this message]

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