linux-kernel - Re: kernelshark plugins and ftrace array fields

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Message-ID: <4C8341E1.7050605@redhat.com>
Date:	Sun, 05 Sep 2010 10:08:17 +0300
From:	Avi Kivity <avi@...hat.com>
To:	Steven Rostedt <rostedt@...dmis.org>
CC:	linux-kernel <linux-kernel@...r.kernel.org>,
	KVM list <kvm@...r.kernel.org>
Subject: Re: kernelshark plugins and ftrace array fields

  On 09/02/2010 10:24 PM, Steven Rostedt wrote:
>
> I just pushed out the changes and my new example looks like this:
>
> static int
> kvm_emulate_insn_handler(struct trace_seq *s, struct record *record,
>                           struct event_format *event, void *context)
> {
>          unsigned char *data;
>          int len;
>          int i;
>
>          data = pevent_get_field_raw(s, event, "insn", record,
>                                      &len, 1);
>          if (!data)
>                  return -1;
>
>          trace_seq_puts(s, "insn: ");
>          for (i = 0; i<  len; i++) {
>                  trace_seq_printf(s, "%s%02x",
>                                   i ? "," : "",
>                                   data[i]);
>          }
>
>          return 0;
> }
>

That looks perfect.  But on which branch can I find it?

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.

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