[PATCH v4] riscv: Discard vector state on syscalls
patchwork-bot+linux-riscv at kernel.org
patchwork-bot+linux-riscv at kernel.org
Wed Jul 5 16:50:22 PDT 2023
Hello:
This patch was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer at rivosinc.com>:
On Thu, 29 Jun 2023 16:22:28 +0200 you wrote:
> From: Björn Töpel <bjorn at rivosinc.com>
>
> The RISC-V vector specification states:
> Executing a system call causes all caller-saved vector registers
> (v0-v31, vl, vtype) and vstart to become unspecified.
>
> The vector registers are set to all 1s, vill is set (invalid), and the
> vector status is set to Dirty.
>
> [...]
Here is the summary with links:
- [v4] riscv: Discard vector state on syscalls
https://git.kernel.org/riscv/c/9657e9b7d253
You are awesome, thank you!
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