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From: Bartosz Pawlowski <bartosz.pawlowski@intel.com>
To: linux-pci@vger.kernel.org, bhelgaas@google.com
Cc: sheenamo@google.com, justai@google.com,
	andriy.shevchenko@intel.com, joel.a.gibson@intel.com,
	emil.s.tantilov@intel.com, gaurav.s.emmanuel@intel.com,
	mike.conover@intel.com, shaopeng.he@intel.com,
	anthony.l.nguyen@intel.com, pavan.kumar.linga@intel.com,
	Bartosz Pawlowski <bartosz.pawlowski@intel.com>
Subject: [PATCH v2 0/2] PCI: Disable ATS for specific Intel IPU E2000 devices
Date: Fri,  8 Sep 2023 14:36:04 +0000	[thread overview]
Message-ID: <20230908143606.685930-1-bartosz.pawlowski@intel.com> (raw)

This patch series addresses the problem with A an B steppings of
Intel IPU E2000 which expects incorrect endianness in data field of ATS
invalidation request TLP by disabling ATS capability for vulnerable
devices.

v2:
- Removed reference to SW workaround in code comment

Bartosz Pawlowski (2):
  PCI: Extract ATS disabling to a helper function
  PCI: Disable ATS for specific Intel IPU E2000 devices

 drivers/pci/quirks.c | 35 ++++++++++++++++++++++++++++-------
 1 file changed, 28 insertions(+), 7 deletions(-)

-- 
2.41.0


             reply	other threads:[~2023-09-08 14:36 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-08 14:36 Bartosz Pawlowski [this message]
2023-09-08 14:36 ` [PATCH v2 1/2] PCI: Extract ATS disabling to a helper function Bartosz Pawlowski
2023-09-08 14:36 ` [PATCH v2 2/2] PCI: Disable ATS for specific Intel IPU E2000 devices Bartosz Pawlowski
2023-10-18 21:15 ` [PATCH v2 0/2] " Bjorn Helgaas

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