When just including <asm/arm_pmuv3.h>: arch/arm64/include/asm/arm_pmuv3.h:31:13: error: ‘write_pmevtypern’ defined but not used [-Werror=unused-function] 31 | static void write_pmevtypern(int n, unsigned long val) | ^~~~~~~~~~~~~~~~ arch/arm64/include/asm/arm_pmuv3.h:24:13: error: ‘write_pmevcntrn’ defined but not used [-Werror=unused-function] 24 | static void write_pmevcntrn(int n, unsigned long val) | ^~~~~~~~~~~~~~~ arch/arm64/include/asm/arm_pmuv3.h:16:22: error: ‘read_pmevcntrn’ defined but not used [-Werror=unused-function] 16 | static unsigned long read_pmevcntrn(int n) | ^~~~~~~~~~~~~~ Fix this by adding the missing "inline" keywords to the three accessor functions that lack them. Fixes: df29ddf4f04b ("arm64: perf: Abstract system register accesses away") Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Marc Zyngier <maz@kernel.org> Acked-by: Mark Rutland <mark.rutland@arm.com> Link: https://lore.kernel.org/r/d53a19043c0c3bd25f6c203e73a2fb08a9661824.1683561482.git.geert+renesas@glider.be Signed-off-by: Will Deacon <will@kernel.org>
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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