diff options
| author | Alexandre Ghiti <alexghiti@rivosinc.com> | 2024-11-03 17:51:45 +0300 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2024-11-11 18:33:12 +0300 |
| commit | 1658ef4314b37ff4858a6c207646ff9d280ca4f7 (patch) | |
| tree | 411b13687626ced159b40c4e8a0bb797dec15c29 /tools/perf/scripts/python/parallel-perf.py | |
| parent | 51624ddcf59dd78c810fd7da768d688e193b42d6 (diff) | |
| download | linux-1658ef4314b37ff4858a6c207646ff9d280ca4f7.tar.xz | |
riscv: Implement cmpxchg8/16() using Zabha
This adds runtime support for Zabha in cmpxchg8/16() operations.
Note that in the absence of Zacas support in the toolchain, CAS
instructions from Zabha won't be used.
Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Andrea Parri <parri.andrea@gmail.com>
Link: https://lore.kernel.org/r/20241103145153.105097-6-alexghiti@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'tools/perf/scripts/python/parallel-perf.py')
0 files changed, 0 insertions, 0 deletions