linux-kernel - Re: [PATCH 2/2] x86/kexec: Add comments around swap

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Message-ID: <bhcbfgxfzvzzm2kja6l2zkmsjdtdo3tmvm25xnug47exrczfbf@oig3isqlkh2v>
Date: Tue, 20 Aug 2024 12:25:36 +0300
From: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
To: Kai Huang <kai.huang@...el.com>
Cc: tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, 
	dave.hansen@...el.com, hpa@...or.com, peterz@...radead.org, x86@...nel.org, 
	linux-kernel@...r.kernel.org, nik.borisov@...e.com
Subject: Re: [PATCH 2/2] x86/kexec: Add comments around swap_pages() assembly
 to improve readability

On Tue, Aug 20, 2024 at 12:21:12AM +1200, Kai Huang wrote:
> The current assembly around swap_pages() in the relocate_kernel() takes
> some time to follow because the use of registers can be easily lost when
> the line of assembly goes long.  Add a couple of comments to clarify the
> code around swap_pages() to improve readability.
> 
> Signed-off-by: Kai Huang <kai.huang@...el.com>

Acked-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>

-- 
  Kiryl Shutsemau / Kirill A. Shutemov