Clang didn't recognize the instruction tlbilxlpid. This was fixed in clang-18 [0] then backported to clang-17 [1]. To support clang-16 and older, rather than using that instruction bare in inline asm, add it to ppc-opcode.h and use that macro as is done elsewhere for other instructions. Link: https://github.com/ClangBuiltLinux/linux/issues/1891 Link: https://github.com/llvm/llvm-project/issues/64080 Link:53648ac1d0
[0] Link:0af7e5e54a
[1] Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/llvm/202307211945.TSPcyOhh-lkp@intel.com/ Suggested-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Nick Desaulniers <ndesaulniers@google.com> Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20230803-ppc_tlbilxlpid-v3-1-ca84739bfd73@google.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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