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Subject: Re: [PATCH] riscv: entry: Save a0 prior syscall_enter_from_user_mode()
From:   patchwork-bot+linux-riscv@kernel.org
Message-Id: <168123481962.28886.3531781273059476912.git-patchwork-notify@kernel.org>
Date:   Tue, 11 Apr 2023 17:40:19 +0000
References: <20230403065207.1070974-1-bjorn@kernel.org>
In-Reply-To: <20230403065207.1070974-1-bjorn@kernel.org>
To:     =?utf-8?b?QmrDtnJuIFTDtnBlbCA8Ympvcm5Aa2VybmVsLm9yZz4=?=@ci.codeaurora.org
Cc:     linux-riscv@lists.infradead.org, aou@eecs.berkeley.edu,
        paul.walmsley@sifive.com, palmer@dabbelt.com,
        guoren@linux.alibaba.com, bjorn@rivosinc.com, heiko@sntech.de,
        conor@kernel.org, zouyipeng@huawei.com,
        linux-kernel@vger.kernel.org, palmer@rivosinc.com,
        heiko.stuebner@vrull.eu
Precedence: bulk

Hello:

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

On Mon,  3 Apr 2023 08:52:07 +0200 you wrote:
> From: Björn Töpel <bjorn@rivosinc.com>
> 
> The RISC-V calling convention passes the first argument, and the
> return value in the a0 register. For this reason, the a0 register
> needs some extra care; When handling syscalls, the a0 register is
> saved into regs->orig_a0, so a0 can be properly restored for,
> e.g. interrupted syscalls.
> 
> [...]

Here is the summary with links:
  - riscv: entry: Save a0 prior syscall_enter_from_user_mode()
    https://git.kernel.org/riscv/c/9c2598d43510

You are awesome, thank you!
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