Commit 9a03c3d398c1 ("thunderbolt: Fix a couple right shifting to zero bugs") revealed an issue that was previously hidden because we never actually compared received XDomain message sequence numbers properly. The idea with these sequence numbers is that the responding host uses the same sequence number that was in the request packet which we can then check at the requesting host. However, testing against macOS it looks like it does not follow this but instead uses some other logic. Windows driver on the other hand handles it the same way than Linux. In order to be able to talk to macOS again, fix this so that we drop the whole sequence number check. This effectively works exactly the same than it worked before the aforementioned commit. This also follows the logic the original P2P networking code used. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Linux kernel ============ This file was moved to Documentation/admin-guide/README.rst Please notice that there are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. See Documentation/00-INDEX for a list of what is contained in each file. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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