From: Dan Williams <dan.j.williams@intel.com>
To: <ira.weiny@intel.com>, Dan Williams <dan.j.williams@intel.com>,
"Bjorn Helgaas" <bhelgaas@google.com>,
Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Ira Weiny <ira.weiny@intel.com>, Lukas Wunner <lukas@wunner.de>,
"Alison Schofield" <alison.schofield@intel.com>,
Vishal Verma <vishal.l.verma@intel.com>,
Dave Jiang <dave.jiang@intel.com>,
Ben Widawsky <bwidawsk@kernel.org>,
<linux-kernel@vger.kernel.org>, <linux-cxl@vger.kernel.org>,
<linux-pci@vger.kernel.org>
Subject: RE: [PATCH V14 7/7] cxl/port: Introduce cxl_cdat_valid()
Date: Fri, 15 Jul 2022 19:26:01 -0700 [thread overview]
Message-ID: <62d221b999ece_242d29476@dwillia2-xfh.jf.intel.com.notmuch> (raw)
In-Reply-To: <20220715030424.462963-8-ira.weiny@intel.com>
ira.weiny@ wrote:
> From: Ira Weiny <ira.weiny@intel.com>
>
> The CDAT data is protected by a checksum and should be the proper
> length.
>
> Introduce cxl_cdat_valid() to validate the data. While at it check and
> store the sequence number.
I am going to drop this one. Userspace can determine validity when it
parses it. When the kernel grows a CDAT parser it will rely on the
standard validation of ACPI-table-like structures from a future
__acpi_table_parse_entries() derivative for this purpose.
next prev parent reply other threads:[~2022-07-16 2:26 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-15 3:04 [PATCH V14 0/7] CXL: Read CDAT ira.weiny
2022-07-15 3:04 ` [PATCH V14 1/7] PCI: Add vendor ID for the PCI SIG ira.weiny
2022-07-15 3:04 ` [PATCH V14 2/7] PCI: Replace magic constant for PCI Sig Vendor ID ira.weiny
2022-07-15 3:04 ` [PATCH V14 3/7] PCI/DOE: Add DOE mailbox support functions ira.weiny
2022-07-19 16:35 ` Jonathan Cameron
2022-07-19 19:16 ` Ira Weiny
2022-07-19 19:50 ` Ira Weiny
2022-07-20 11:24 ` Jonathan Cameron
2022-07-15 3:04 ` [PATCH V14 4/7] cxl/pci: Create PCI DOE mailbox's for memory devices ira.weiny
2022-07-19 16:38 ` Jonathan Cameron
2022-07-15 3:04 ` [PATCH V14 5/7] driver-core: Introduce BIN_ATTR_ADMIN_{RO,RW} ira.weiny
2022-07-19 16:39 ` Jonathan Cameron
2022-07-15 3:04 ` [PATCH V14 6/7] cxl/port: Read CDAT table ira.weiny
2022-07-16 3:27 ` Dan Williams
2022-07-19 1:19 ` Dan Williams
2022-07-19 1:55 ` [PATCH v15 " Dan Williams
2022-07-19 16:46 ` Jonathan Cameron
2022-07-19 19:26 ` Dan Williams
2022-07-15 3:04 ` [PATCH V14 7/7] cxl/port: Introduce cxl_cdat_valid() ira.weiny
2022-07-16 2:26 ` Dan Williams [this message]
2022-07-19 16:47 ` Jonathan Cameron
2022-07-19 15:21 ` [PATCH V14 0/7] CXL: Read CDAT Jonathan Cameron
2022-07-19 19:23 ` Dan Williams
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