[PATCH V2] riscv: Support RANDOMIZE_KSTACK_OFFSET

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

Hello:

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

On Thu,  9 Nov 2023 21:37:51 +0800 you wrote:
> Inspired from arm64's implement -- commit 70918779aec9
> ("arm64: entry: Enable random_kstack_offset support")
> 
> Add support of kernel stack offset randomization while handling syscall,
> the offset is defaultly limited by KSTACK_OFFSET_MAX() (i.e. 10 bits).
> 
> In order to avoid trigger stack canaries (due to __builtin_alloca) and
> slowing down the entry path, use __no_stack_protector attribute to
> disable stack protector for do_trap_ecall_u() at the function level.
> 
> [...]

Here is the summary with links:
  - [V2] riscv: Support RANDOMIZE_KSTACK_OFFSET
    https://git.kernel.org/riscv/c/05d450aabd73

You are awesome, thank you!
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