linux-kernel - Re: [PATCH v2] x86/setup: Merge {early_,}reserve

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Date:	Tue, 9 Feb 2016 17:35:24 +0600
From:	Alexander Kuleshov <kuleshovmail@...il.com>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	Ingo Molnar <mingo@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H . Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...e.de>,
	Joerg Roedel <jroedel@...e.de>, Dave Young <dyoung@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jiri Kosina <jkosina@...e.cz>, Baoquan He <bhe@...hat.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Mark Salter <msalter@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"the arch/x86 maintainers" <x86@...nel.org>
Subject: Re: [PATCH v2] x86/setup: Merge {early_,}reserve_initrd() to one function

Hello Ingo,

On Tue, Feb 9, 2016 at 3:16 PM, Ingo Molnar <mingo@...nel.org> wrote:
>
> So I don't think the code got easier to understand - in particular the
> memblock_reserve()/free() pattern, depending on a flag value, is confusing.
>
> The duplication is there - but please factor it out into a helper structure
> ('struct ramdisk') and a helper function that sets up the structure.

What if instead of `struct ramdisk`, we will move all definitions/check from
the early_reserve_initrd to the setup_arch() and than will pass these values
to the reserve_initrd()?