linux-kernel - Re: [PATCH v2] x86/EISA: Use memremap() to probe for the EISA BIOS signature

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Message-ID: <Zs7PlOqxdz9xGCIo@infradead.org>
Date: Wed, 28 Aug 2024 00:19:48 -0700
From: Christoph Hellwig <hch@...radead.org>
To: "Maciej W. Rozycki" <macro@...am.me.uk>
Cc: 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,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Rick Edgecombe <rick.p.edgecombe@...el.com>,
	Isaku Yamahata <isaku.yamahata@...el.com>,
	Kevin Loughlin <kevinloughlin@...gle.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] x86/EISA: Use memremap() to probe for the EISA BIOS
 signature

On Mon, Aug 26, 2024 at 10:21:47AM +0100, Maciej W. Rozycki wrote:
> +	if (p && *p == 'E' + ('I' << 8) + ('S' << 16) + ('A' << 24))

Should this simply use strcmp now?