D Scott Phillips
0e5d5ae837
arm64: Add AMPERE1 to the Spectre-BHB affected list
Per AmpereOne erratum AC03_CPU_12, "Branch history may allow control of speculative execution across software contexts," the AMPERE1 core needs the bhb clearing loop to mitigate Spectre-BHB, with a loop iteration count of 11. Signed-off-by: D Scott Phillips <scott@os.amperecomputing.com> Link: https://lore.kernel.org/r/20221011022140.432370-1-scott@os.amperecomputing.com Reviewed-by: James Morse <james.morse@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.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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