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Many of the other architectures use their custom barrier implementations.
Use the barrier code from the kernel sources to optimize barriers in
tools.
Signed-off-by: Charlie Jenkins <[email protected]>
Reviewed-by: Andrea Parri <[email protected]>
Link: https://lore.kernel.org/r/20240806-optimize_ring_buffer_read_riscv-v2-1-ca7e193ae198@rivosinc.com
Signed-off-by: Palmer Dabbelt <[email protected]>
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Borrow the cpu_relax() definitions from kernel's
arch/riscv/include/asm/vdso/processor.h to tools/ for riscv.
Signed-off-by: Haibo Xu <[email protected]>
Reviewed-by: Andrew Jones <[email protected]>
Signed-off-by: Anup Patel <[email protected]>
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Borrow the csr definitions and operations from kernel's
arch/riscv/include/asm/csr.h to tools/ for riscv.
Signed-off-by: Haibo Xu <[email protected]>
Reviewed-by: Andrew Jones <[email protected]>
Signed-off-by: Anup Patel <[email protected]>
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