[PATCH v2] riscv: Improve exception and system call latency

patchwork-bot+linux-riscv at kernel.org patchwork-bot+linux-riscv at kernel.org
Thu Jul 25 06:20:39 PDT 2024


Hello:

This patch was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer at rivosinc.com>:

On Thu,  6 Jun 2024 23:13:35 -0700 you wrote:
> From: Anton Blanchard <antonb at tenstorrent.com>
> 
> Many CPUs implement return address branch prediction as a stack. The
> RISCV architecture refers to this as a return address stack (RAS). If
> this gets corrupted then the CPU will mispredict at least one but
> potentally many function returns.
> 
> [...]

Here is the summary with links:
  - [v2] riscv: Improve exception and system call latency
    https://git.kernel.org/riscv/c/9eb7421003d3

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html





More information about the linux-riscv mailing list