linux-kernel - Re: [RFC PATCH 4/5] arm64: mm: use IS_ENABLED(CONFIG_KEXEC

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Message-ID: <YaptiDlpAGwmvtdH@arm.com>
Date:   Fri, 3 Dec 2021 19:18:32 +0000
From:   Catalin Marinas <catalin.marinas@....com>
To:     Jisheng Zhang <jszhang@...nel.org>
Cc:     Russell King <linux@...linux.org.uk>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Will Deacon <will@...nel.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        hpa@...or.com, Eric Biederman <ebiederm@...ssion.com>,
        Alexandre Ghiti <alex@...ti.fr>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org, kexec@...ts.infradead.org
Subject: Re: [RFC PATCH 4/5] arm64: mm: use IS_ENABLED(CONFIG_KEXEC_CORE)
 instead of #ifdef

On Fri, Dec 03, 2021 at 01:11:56PM +0800, Jisheng Zhang wrote:
> Replace the conditional compilation using "#ifdef CONFIG_KEXEC_CORE"
> by a check for "IS_ENABLED(CONFIG_BLK_DEV_INITRD)", to simplify the
> code and increase compile coverage.
> 
> Signed-off-by: Jisheng Zhang <jszhang@...nel.org>

As long as it still compiles:

Acked-by: Catalin Marinas <catalin.marinas@....com>