linux-kernel - Re: [PATCH 0/3] x86/ioremap: clean up the mess in xxx_is_setup

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Message-ID: <Zzaij4fbgBdMYqdi@MiWiFi-R3L-srv>
Date: Fri, 15 Nov 2024 09:23:27 +0800
From: Baoquan He <bhe@...hat.com>
To: kexec@...ts.infradead.org
Cc: x86@...nel.org, thomas.lendacky@....com, linux-kernel@...r.kernel.org,
	bp@...en8.de
Subject: Re: [PATCH 0/3] x86/ioremap: clean up the mess in xxx_is_setup_data

Also CC kexec list.

On 11/15/24 at 09:21am, Baoquan He wrote:
> Functions memremap_is_setup_data() and early_memremap_is_setup_data()
> share completely the same process and handling, except of the
> different memremap/unmap invocations. The code can be extracted and put
> into a helper function __memremap_is_setup_data().
> 
> And parameter 'size' is unused in implementation of memremap_is_efi_data(),
> memremap_is_setup_data and early_memremap_is_setup_data().
> 
> This patchset is made to clean them up. It sits on top of tip/x86/urgent
> commit 8d9ffb2fe65a ("x86/mm: Fix a kdump kernel failure on SME system
> when CONFIG_IMA_KEXEC=y")
> 
> Baoquan He (3):
>   x86/ioremap: introduce helper to check if physical address is in
>     setup_data
>   x86/ioremap: use helper to implement xxx_is_setup_data()
>   x86/mm: clean up unused parameters of functions
> 
>  arch/x86/mm/ioremap.c | 117 +++++++++++++++---------------------------
>  1 file changed, 41 insertions(+), 76 deletions(-)
> 
> -- 
> 2.41.0
>