From: Dan Williams <dan.j.williams@intel.com>
To: Ben Cheatham <benjamin.cheatham@amd.com>,
Dan Williams <dan.j.williams@intel.com>,
<jonathan.cameron@huawei.com>, <rafael@kernel.org>,
<james.morse@arm.com>, <tony.luck@intel.com>, <bp@alien8.de>
Cc: <dave@stogolabs.net>, <dave.jiang@intel.com>,
<alison.schofield@intel.com>, <vishal.l.verma@intel.com>,
<ira.weiny@intel.com>, <linux-cxl@vger.kernel.org>,
<linux-acpi@vger.kernel.org>
Subject: Re: [PATCH v13 2/4] EINJ: Add CXL error type support
Date: Wed, 21 Feb 2024 14:05:04 -0800 [thread overview]
Message-ID: <65d67390d35ee_5c76294b2@dwillia2-mobl3.amr.corp.intel.com.notmuch> (raw)
In-Reply-To: <f308f836-a41c-4de8-8522-7c086d89f167@amd.com>
Ben Cheatham wrote:
[..]
> So, it seems like a bad idea to provide legacy access for CXL 1.0/1.1 ports
> due to this issue. CXL 2.0+ ports don't suffer from this issue though since
> they are specified by an SBDF, not a MMIO address. And looking at the code,
> it looks like EINJ error types that use an SBDF already get through the
> filter. So it doesn't look like there's actually anything to be done for
> CXL 2.0+ ports and the new interface is just a convenience feature for 2.0+
> ports.
Ok, I am on board. Continue the status quo of blocking CXL 1.1 error
injection, and let CXL 2.0 error injection be accomplished through
either interface.
next prev parent reply other threads:[~2024-02-21 22:05 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-20 22:11 [PATCH v13 0/4] cxl, EINJ: Update EINJ for CXL error types Ben Cheatham
2024-02-20 22:11 ` [PATCH v13 1/4] EINJ: Migrate to a platform driver Ben Cheatham
2024-02-21 6:18 ` Dan Williams
2024-02-21 20:27 ` Ben Cheatham
2024-02-20 22:11 ` [PATCH v13 2/4] EINJ: Add CXL error type support Ben Cheatham
2024-02-21 17:43 ` Dan Williams
2024-02-21 20:27 ` Ben Cheatham
2024-02-21 20:34 ` Ben Cheatham
2024-02-21 20:41 ` Dan Williams
2024-02-21 21:00 ` Ben Cheatham
2024-02-21 22:05 ` Dan Williams [this message]
2024-02-23 1:13 ` Davidlohr Bueso
2024-02-23 15:33 ` Ben Cheatham
2024-02-22 7:49 ` kernel test robot
2024-02-20 22:11 ` [PATCH v13 3/4] cxl/core: Add CXL EINJ debugfs files Ben Cheatham
2024-02-21 17:48 ` Dan Williams
2024-02-21 20:27 ` Ben Cheatham
2024-02-20 22:11 ` [PATCH v13 4/4] EINJ, Documentation: Update EINJ kernel doc Ben Cheatham
2024-02-21 20:27 ` Dan Williams
2024-02-20 23:04 ` [PATCH v13 0/4] cxl, EINJ: Update EINJ for CXL error types Dan Williams
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