linux-kernel - Re: [PATCH 06/13] rasdaemon: cxl: Update CXL general media event to CXL spec rev 3.1

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Message-ID: <20241121152724.0000281e@huawei.com>
Date: Thu, 21 Nov 2024 15:27:24 +0000
From: Jonathan Cameron <Jonathan.Cameron@...wei.com>
To: <shiju.jose@...wei.com>
CC: <linux-edac@...r.kernel.org>, <linux-cxl@...r.kernel.org>,
	<mchehab@...nel.org>, <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-kernel@...r.kernel.org>, <linuxarm@...wei.com>,
	<tanxiaofei@...wei.com>, <prime.zeng@...ilicon.com>
Subject: Re: [PATCH 06/13] rasdaemon: cxl: Update CXL general media event to
 CXL spec rev 3.1

On Wed, 20 Nov 2024 09:59:16 +0000
<shiju.jose@...wei.com> wrote:

> From: Shiju Jose <shiju.jose@...wei.com>
> 
> CXL spec rev 3.1 section 8.2.9.2.1.1 Table 8-45, General Media Event
> Record has updated with following new fields and new types for Memory
> Event Type and Transaction Type fields.
> 1. Advanced Programmable Corrected Memory Error Threshold Event Flags
> 2. Corrected Memory Error Count at Event
> 3. Memory Event Sub-Type
> 
> The format of component identifier has changed (CXL spec 3.1 section
> 8.2.9.2.1 Table 8-44).
> 
> Update the parsing, logging and recording of general media event for
> the above spec changes.
> 
> Example rasdaemon log for CXL general media event,
> 
> cxl_general_media 2024-11-20 00:00:49 +0000 memdev:mem1 host:0000:0f:00.0 \
> serial:0x3 log type:Fatal hdr_uuid:fbcd0a77-c260-417f-85a9-088b1621eba6 \
> hdr_handle:0x1 hdr_related_handle:0x0 hdr_timestamp:1970-01-01 00:00:49 +0000 \
> hdr_length:128 hdr_maint_op_class:2 hdr_maint_op_sub_class:4 dpa:0x30d40 \
> dpa_flags:descriptor:'UNCORRECTABLE EVENT' 'THRESHOLD EVENT' 'POISON LIST OVERFLOW' \
> memory_event_type:TE State Violation memory_event_sub_type:Media Link Command \
> Training Error transaction_type:Host Inject Poison hpa:0xffffffffffffffff \
> region: region_uuid:00000000-0000-0000-0000-000000000000 channel:3 rank:33 \
> device:5 comp_id:03 74 c5 08 9a 1a 0b fc d2 7e 2f 31 9b 3c 81 4d \
> comp_id_pldm_valid_flags:'PLDM Entity ID' 'Resource ID' \
> PLDM Entity ID:74 c5 08 9a 1a 0b Resource ID:fc d2 7e 2f \
> Advanced Programmable CME threshold Event Flags:'Corrected Memory Errors in \
> Multiple Media Components' 'Exceeded Programmable Threshold' \
> Corrected Memory Error Count:0x78
> 
> Signed-off-by: Shiju Jose <shiju.jose@...wei.com>
LGTM
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>