[PATCH v2 0/2] tools: Add barrier implementations for riscv

[Charlie Jenkins]

Add support for riscv specific barrier implementations to the tools
tree, so that fence instructions can be emitted for synchronization.

Signed-off-by: Charlie Jenkins <charlie at rivosinc.com>
---
Changes in v2:
- Fix typo in commit message
- Link to v1: https://lore.kernel.org/r/20240729-optimize_ring_buffer_read_riscv-v1-0-6bbc0f2434ee@rivosinc.com

---
Charlie Jenkins (2):
      tools: Add riscv barrier implementation
      tools: Optimize ring buffer for riscv

 tools/arch/riscv/include/asm/barrier.h | 39 ++++++++++++++++++++++++++++++++++
 tools/arch/riscv/include/asm/fence.h   | 13 ++++++++++++
 tools/include/asm/barrier.h            |  2 ++
 tools/include/linux/ring_buffer.h      |  2 +-
 4 files changed, 55 insertions(+), 1 deletion(-)
---
base-commit: 0c3836482481200ead7b416ca80c68a29cfdaabd
change-id: 20240725-optimize_ring_buffer_read_riscv-228491c4eb6e
-- 
- Charlie