The DSA core, DSA taggers and DSA drivers all make use of module_init(). Hence they get initialised at device_initcall() time. The ordering is non-deterministic. It can be a DSA driver is bound to a device before the needed tag driver has been initialised, resulting in the message: No tagger for this switch Rather than have this be fatal, return -EPROBE_DEFER so that it is tried again later once all the needed drivers have been loaded. Fixes: d3b8c04988ca ("dsa: Add boilerplate helper to register DSA tag driver modules") Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. 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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