linux-kernel - Re: [PATCH 1/2 v4] scsi: add __print

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Message-ID: <4BB55968.3090105@cn.fujitsu.com>
Date:	Fri, 02 Apr 2010 10:41:44 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Joe Perches <joe@...ches.com>
CC:	rostedt@...dmis.org, Kei Tokunaga <tokunaga.keiich@...fujitsu.com>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	James Bottomley <James.Bottomley@...e.de>,
	Ingo Molnar <mingo@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Tomohiro Kusumi <kusumi.tomohiro@...fujitsu.com>,
	lkml <linux-kernel@...r.kernel.org>,
	Xiao Guangrong <xiaoguangrong@...fujitsu.com>
Subject: Re: [PATCH 1/2 v4] scsi: add __print_hex() to ftrace

Joe Perches wrote:
> On Thu, 2010-04-01 at 09:57 -0400, Steven Rostedt wrote:
>>> +const char *
>>> +ftrace_print_hex_seq(struct trace_seq *p, const unsigned char *buf, int buf_len)
>>> +{
>>> +	int i;
>>> +	const char *ret = p->buffer + p->len;
>>> +
>>> +	for (i = 0; i < buf_len; i++)
>>> +		trace_seq_printf(p, "%s%2.2x", i == 0 ? "" : " ", buf[i]);
>>> +
>>> +	trace_seq_putc(p, 0);
> 
> hex_dump_to_buffer?
> 

I've replied to you on this long ago, in v3 (or v2) patch.

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