linux-kernel - Re: [PATCH v5 0/6] Update Event Records to CXL spec rev 3.1

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Message-ID: <20250110160645.00007b74@huawei.com>
Date: Fri, 10 Jan 2025 16:06:45 +0000
From: Jonathan Cameron <Jonathan.Cameron@...wei.com>
To: <shiju.jose@...wei.com>
CC: <dave.jiang@...el.com>, <dan.j.williams@...el.com>,
	<alison.schofield@...el.com>, <nifan.cxl@...il.com>,
	<vishal.l.verma@...el.com>, <ira.weiny@...el.com>, <dave@...olabs.net>,
	<linux-cxl@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linuxarm@...wei.com>, <tanxiaofei@...wei.com>, <prime.zeng@...ilicon.com>
Subject: Re: [PATCH v5 0/6] Update Event Records to CXL spec rev 3.1

On Fri, 10 Jan 2025 11:55:50 +0000
<shiju.jose@...wei.com> wrote:

> From: Shiju Jose <shiju.jose@...wei.com>
> 
> Add updates in the CXL events records and CXL trace events implementations
> for the changes in CXL spec rev 3.1.
> 
> Shiju Jose (6):
>   cxl/events: Update Common Event Record to CXL spec rev 3.1
>   cxl/events: Add Component Identifier formatting for CXL spec rev 3.1
>   cxl/events: Update General Media Event Record to CXL spec rev 3.1
>   cxl/events: Update DRAM Event Record to CXL spec rev 3.1
>   cxl/events: Update Memory Module Event Record to CXL spec rev 3.1
>   cxl/test: Update test code for event records to CXL spec rev 3.1
> 
> Changes:
> V4 -> V5
> 1. Reverted changes made in v4 for overcoming parsing error when
> libtraceevent in userspace parses the CXL trace events, for rasdaemon.
> This was due to trace event's format file is larger than PAGE_SIZE, not
> supported reading complete format file in one go in the kernel and thus
> fixed in the rasdaemon.

Great to see that resolved.

> 2. Rebased to v6.13-rc5.

Should probably say why when doing a rebase to something other than rc1.
In this case this is what cxl.git/next is based on after some fixes earlier
in the cycle so a sensible choice for this set.

As far as I'm concerned this set is ready to go, but more eyes always good
if anyone has time! Same for the ras-daemon series once this is queued for
the kernel.

Jonathan

> 3. Tested with rasdaemon and ras-mc-ctl tools updated for CXL spec rev 3.1
>    event record changes.