linux-kernel - Re: [PATCH] riscv: fix -Wundef warning for CONFIG_RISCV_BOOT

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Message-Id: <167460001812.14719.10148685486902233309.git-patchwork-notify@kernel.org>
Date:   Tue, 24 Jan 2023 22:40:18 +0000
From:   patchwork-bot+linux-riscv@...nel.org
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     linux-riscv@...ts.infradead.org, paul.walmsley@...ive.com,
        palmer@...belt.com, aou@...s.berkeley.edu,
        linux-kernel@...r.kernel.org, alexandre.ghiti@...onical.com,
        anup@...infault.org, atishp@...osinc.com, guoren@...nel.org,
        jszhang@...nel.org, gatecat@....me
Subject: Re: [PATCH] riscv: fix -Wundef warning for CONFIG_RISCV_BOOT_SPINWAIT

Hello:

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

On Sat,  7 Jan 2023 01:12:13 +0900 you wrote:
> Since commit 80b6093b55e3 ("kbuild: add -Wundef to KBUILD_CPPFLAGS
> for W=1 builds"), building with W=1 detects misuse of #if.
> 
>   $ make W=1 ARCH=riscv CROSS_COMPILE=riscv64-linux-gnu- arch/riscv/kernel/
>     [snip]
>     AS      arch/riscv/kernel/head.o
>   arch/riscv/kernel/head.S:329:5: warning: "CONFIG_RISCV_BOOT_SPINWAIT" is not defined, evaluates to 0 [-Wundef]
>     329 | #if CONFIG_RISCV_BOOT_SPINWAIT
>         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> [...]

Here is the summary with links:
  - riscv: fix -Wundef warning for CONFIG_RISCV_BOOT_SPINWAIT
    https://git.kernel.org/riscv/c/5b89c6f9b2df

You are awesome, thank you!
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