[PATCH v2] riscv: add icache flush for nommu sigreturn trampoline

[patchwork-bot+linux-riscv at kernel.org]

Hello:

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

On Thu,  6 Apr 2023 12:11:31 +0200 you wrote:
> In a NOMMU kernel, sigreturn trampolines are generated on the user
> stack by setup_rt_frame. Currently, these trampolines are not instruction
> fenced, thus their visibility to ifetch is not guaranteed.
> 
> This patch adds a flush_icache_range in setup_rt_frame to fix this
> problem.
> 
> [...]

Here is the summary with links:
  - [v2] riscv: add icache flush for nommu sigreturn trampoline
    https://git.kernel.org/riscv/c/8d736482749f

You are awesome, thank you!
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