The driver's bmdma_stop() method writes to the wrong PCI config register (0x52 intead of 0x54) when trying to clear the state machine on secondary channel -- "luckily", the write falls on a read-only part of the primary channel MISC. control 3 register, so no collateral damage is done... Alan Cox fixed the HPT37x driver in commit 6929da4427b4 ("[PATCH] hpt37x: Two important bug fixes") but forgot to check the HPT3x2N driver which has the same bug. :-/ Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru> Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
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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