linux-kernel - Re: [PATCH V4 0/9] CXL: Process event logs

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Message-ID: <20221216122531.00001bef@huawei.com>
Date:   Fri, 16 Dec 2022 12:25:31 +0000
From:   Jonathan Cameron <Jonathan.Cameron@...wei.com>
To:     <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>,
        <linux-kernel@...r.kernel.org>, <linux-pci@...r.kernel.org>,
        <linux-acpi@...r.kernel.org>, <linux-cxl@...r.kernel.org>
Subject: Re: [PATCH V4 0/9] CXL: Process event logs

On Sun, 11 Dec 2022 23:06:18 -0800
ira.weiny@...el.com wrote:

> From: Ira Weiny <ira.weiny@...el.com>
> 
> This code has been tested with a newer qemu which allows for more events to be
> returned at a time as well an additional QMP event and interrupt injection.
> Those patches will follow once they have been cleaned up.
> 
> The series is now in 3 parts:
> 
> 	1) Base functionality including interrupts
> 	2) Tracing specific events (Dynamic Capacity Event Record is defered)
> 	3) cxl-test infrastructure for basic tests
> 
> Changes from V3
> 	Feedback from Dan
> 	Spit out ACPI changes for Bjorn
> 
> - Link to v3: https://lore.kernel.org/all/20221208052115.800170-1-ira.weiny@intel.com/

Because I'm in a grumpy mood (as my colleagues will attest!)...
This is dependent on the patch that moves the trace definitions and
that's not upstream yet except in cxl/preview which is optimistic
place to use for a base commit.  The id isn't the one below either which
isn't in either mailine or the current CXL trees.

Not that I actually checked the cover letter until it failed to apply
(and hence already knew what was missing) but still, please call out
dependencies unless they are in the branches Dan has queued up to push.

I just want to play with Dave's fix for the RAS errors so having to jump
through these other sets.

Thanks,

Jonathan

> 
> 
> Davidlohr Bueso (1):
>   cxl/mem: Wire up event interrupts
> 
> Ira Weiny (8):
>   PCI/CXL: Export native CXL error reporting control
>   cxl/mem: Read, trace, and clear events on driver load
>   cxl/mem: Trace General Media Event Record
>   cxl/mem: Trace DRAM Event Record
>   cxl/mem: Trace Memory Module Event Record
>   cxl/test: Add generic mock events
>   cxl/test: Add specific events
>   cxl/test: Simulate event log overflow
> 
>  drivers/acpi/pci_root.c       |   3 +
>  drivers/cxl/core/mbox.c       | 186 +++++++++++++
>  drivers/cxl/core/trace.h      | 479 ++++++++++++++++++++++++++++++++++
>  drivers/cxl/cxl.h             |  16 ++
>  drivers/cxl/cxlmem.h          | 171 ++++++++++++
>  drivers/cxl/cxlpci.h          |   6 +
>  drivers/cxl/pci.c             | 236 +++++++++++++++++
>  drivers/pci/probe.c           |   1 +
>  include/linux/pci.h           |   1 +
>  tools/testing/cxl/test/Kbuild |   2 +-
>  tools/testing/cxl/test/mem.c  | 352 +++++++++++++++++++++++++
>  11 files changed, 1452 insertions(+), 1 deletion(-)
> 
> 
> base-commit: acb704099642bc822ef2aed223a0b8db1f7ea76e