Re: [PATCH] riscv: lib: Fix ZBB strnlen reading past count boundary

[email protected] Sat, 08 Aug 2026 18:00:05 +0000

Newsgroups	org.infradead.lists.linux-riscv,org.kernel.vger.linux-kernel
Message-ID	<178621200564.2716124.18450500018830260.git-patchwork-notify@kernel.org>

Hello:

This patch was applied to riscv/linux.git (fixes)
by Paul Walmsley <[email protected]>:

On Mon, 13 Apr 2026 01:07:38 +0000 you wrote:
> The ZBB-optimized strnlen loop loads one word ahead before checking the
> aligned boundary:
> 
>     REG_L   t1, SZREG(t0)       // load next word
>     addi    t0, t0, SZREG       // advance
>     orc.b   t1, t1
>     bgeu    t0, t4, 4f          // boundary check AFTER load
> 
> [...]

Here is the summary with links:
  - riscv: lib: Fix ZBB strnlen reading past count boundary
    https://git.kernel.org/riscv/c/5d588c684833

You are awesome, thank you!
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