linux-kernel - Re: [PATCH v6 5/8] cxl/mem: Trace Memory Module Event Record

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Message-ID: <63c74767a8612_6f94429426@iweiny-mobl.notmuch>
Date:   Tue, 17 Jan 2023 17:12:07 -0800
From:   Ira Weiny <ira.weiny@...el.com>
To:     Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Ira Weiny <ira.weiny@...el.com>
CC:     Dan Williams <dan.j.williams@...el.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Alison Schofield <alison.schofield@...el.com>,
        "Vishal Verma" <vishal.l.verma@...el.com>,
        Davidlohr Bueso <dave@...olabs.net>,
        "Dave Jiang" <dave.jiang@...el.com>,
        Ben Widawsky <bwidawsk@...nel.org>,
        "Steven Rostedt" <rostedt@...dmis.org>,
        <linux-kernel@...r.kernel.org>, <linux-pci@...r.kernel.org>,
        <linux-acpi@...r.kernel.org>, <linux-cxl@...r.kernel.org>
Subject: Re: [PATCH v6 5/8] cxl/mem: Trace Memory Module Event Record

Jonathan Cameron wrote:
> On Mon, 09 Jan 2023 11:42:24 -0800
> Ira Weiny <ira.weiny@...el.com> wrote:
> 
> > CXL rev 3.0 section 8.2.9.2.1.3 defines the Memory Module Event Record.
> > 
> > Determine if the event read is memory module record and if so trace the
> > record.
> > 
> > Reviewed-by: Dan Williams <dan.j.williams@...el.com>
> > Signed-off-by: Ira Weiny <ira.weiny@...el.com>
> Typo inline.  With that fixed
> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
> 
> > diff --git a/drivers/cxl/core/trace.h b/drivers/cxl/core/trace.h
> > index b6321cfb1d9f..ebb4c8ce8587 100644
> > --- a/drivers/cxl/core/trace.h
> > +++ b/drivers/cxl/core/trace.h
> > @@ -439,6 +439,149 @@ TRACE_EVENT(cxl_dram,
> >  	)
> >  );
> >  
> > +/*
> > + * Memory Module Event Record - MMER
> > + *
> > + * CXL res 3.0 section 8.2.9.2.1.3; Table 8-45
> > + */
> > +#define CXL_MMER_HEALTH_STATUS_CHANGE		0x00
> > +#define CXL_MMER_MEDIA_STATUS_CHANGE		0x01
> > +#define CXL_MMER_LIFE_USED_CHANGE		0x02
> > +#define CXL_MMER_TEMP_CHANGE			0x03
> > +#define CXL_MMER_DATA_PATH_ERROR		0x04
> > +#define CXL_MMER_LAS_ERROR			0x05
> 
> CXL_MMER_LSA_ERROR

Done.

Thanks,
Ira