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Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded error

From Ingo Molnar <mingo@kernel.org>
Newsgroups linux.kernel
Subject Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded error
Date 2017-07-28 08:40 +0200
Message-ID <u876h-9S-7@gated-at.bofh.it> (permalink)
References <u7afT-4DI-9@gated-at.bofh.it> <u7Lfs-37f-1@gated-at.bofh.it> <u7LS9-3l2-15@gated-at.bofh.it> <u7MuR-3NX-1@gated-at.bofh.it> <u7QIb-6w8-17@gated-at.bofh.it>
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* Borislav Petkov <bp@alien8.de> wrote:

> BUT(!), I just realized, I *think* I can address this much more elegantly: 
> extend trace_mce_record() by adding the decoded string as its last argument. And 
> that's fine, I'm being told, because adding arguments to the tracepoints is not 
> a big deal, removing them is hard. And actually, we have added args before, come 
> to think of it:

Yeah, structured, append-only ABIs are elegant - that's what perf uses too.

> I agree with the rest but you're obviously preaching to the choir.
> 
> :-)

Had do vent my (non kernel tree integrated) Linux tooling frustration!! ;-)

Thanks,

	Ingo

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Thread

[RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded error Borislav Petkov <bp@alien8.de> - 2017-07-25 17:50 +0200
  [RFC PATCH 4/8] seq_buf: Add seq_buf_clear_buf() Borislav Petkov <bp@alien8.de> - 2017-07-25 17:50 +0200
    Re: [RFC PATCH 4/8] seq_buf: Add seq_buf_clear_buf() Steven Rostedt <rostedt@goodmis.org> - 2017-07-28 03:50 +0200
  [RFC PATCH 1/8] EDAC, mce_amd: Rename decode_smca_errors() to decode_smca_error() Borislav Petkov <bp@alien8.de> - 2017-07-25 17:50 +0200
  [RFC PATCH 3/8] EDAC, mce_amd: Get rid of local var in amd_filter_mce() Borislav Petkov <bp@alien8.de> - 2017-07-25 17:50 +0200
  [RFC PATCH 8/8] EDAC, mce_amd: Issue the decoded info through the TP or printk Borislav Petkov <bp@alien8.de> - 2017-07-25 18:00 +0200
  [RFC PATCH 5/8] seq_buf: Export seq_buf_printf() to modules Borislav Petkov <bp@alien8.de> - 2017-07-25 18:00 +0200
    Re: [RFC PATCH 5/8] seq_buf: Export seq_buf_printf() to modules Steven Rostedt <rostedt@goodmis.org> - 2017-07-28 03:50 +0200
  [RFC PATCH 7/8] EDAC, mce_amd: Add a simple tracepoint dumping a decoded string Borislav Petkov <bp@alien8.de> - 2017-07-25 18:00 +0200
    Re: [RFC PATCH 7/8] EDAC, mce_amd: Add a simple tracepoint dumping  a decoded string Steven Rostedt <rostedt@goodmis.org> - 2017-07-28 03:50 +0200
      Re: [RFC PATCH 7/8] EDAC, mce_amd: Add a simple tracepoint dumping a  decoded string Borislav Petkov <bp@alien8.de> - 2017-07-28 09:20 +0200
  [RFC PATCH 6/8] EDAC, mce_amd: Convert to seq_buf Borislav Petkov <bp@alien8.de> - 2017-07-25 18:00 +0200
    Re: [RFC PATCH 6/8] EDAC, mce_amd: Convert to seq_buf Steven Rostedt <rostedt@goodmis.org> - 2017-07-28 03:50 +0200
      Re: [RFC PATCH 6/8] EDAC, mce_amd: Convert to seq_buf Borislav Petkov <bp@alien8.de> - 2017-07-28 09:20 +0200
        Re: [RFC PATCH 6/8] EDAC, mce_amd: Convert to seq_buf Borislav Petkov <bp@alien8.de> - 2017-07-28 13:00 +0200
          Re: [RFC PATCH 6/8] EDAC, mce_amd: Convert to seq_buf Steven Rostedt <rostedt@goodmis.org> - 2017-07-28 15:10 +0200
            Re: [RFC PATCH 6/8] EDAC, mce_amd: Convert to seq_buf Borislav Petkov <bp@alien8.de> - 2017-07-28 16:20 +0200
  Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Ingo Molnar <mingo@kernel.org> - 2017-07-27 09:20 +0200
    Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Borislav Petkov <bp@alien8.de> - 2017-07-27 10:00 +0200
      Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Ingo Molnar <mingo@kernel.org> - 2017-07-27 10:40 +0200
        Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Borislav Petkov <bp@alien8.de> - 2017-07-27 15:10 +0200
          Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Ingo Molnar <mingo@kernel.org> - 2017-07-28 08:40 +0200
            Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Borislav Petkov <bp@alien8.de> - 2017-07-28 09:20 +0200
              Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Borislav Petkov <bp@alien8.de> - 2017-07-28 17:10 +0200
                Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Borislav Petkov <bp@alien8.de> - 2017-07-28 17:40 +0200
      RE: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error "Luck, Tony" <tony.luck@intel.com> - 2017-07-27 18:50 +0200
        Re: [RFC PATCH 0/8] EDAC, mce_amd: Add a tracepoint for the decoded  error Borislav Petkov <bp@alien8.de> - 2017-07-28 09:30 +0200

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