linux-kernel - Re: [PATCH] x86: remove orphan header file e820.h

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Message-ID: <aAc9seuR4AMuO4qw@gmail.com>
Date: Tue, 22 Apr 2025 08:56:49 +0200
From: Ingo Molnar <mingo@...nel.org>
To: Changbin Du <changbin.du@...wei.com>
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,
	"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86: remove orphan header file e820.h


* Changbin Du <changbin.du@...wei.com> wrote:

> The header arch/x86/include/uapi/asm/e820.h isn't used by any source file any
> more. The e820 related items are defined in arch/x86/include/asm/e820/types.h.
> So clean it up.
> 
> Signed-off-by: Changbin Du <changbin.du@...wei.com>
> ---
>  arch/x86/include/uapi/asm/e820.h | 82 --------------------------------
>  1 file changed, 82 deletions(-)
>  delete mode 100644 arch/x86/include/uapi/asm/e820.h

This is part of the specification of the bootloader protocol between 
bootloaders and the Linux kernel and thus should not be removed.

The kernel has its internal types that adhere to the same 
specification, but that's not grounds to remove this header.

Thanks,

	Ingo