linux-kernel - Re: [RFC PATCH] PCI: Add "pci=reassign_all

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Message-ID: <1e32a809-013d-fea5-2f9c-eee382afc3cc@infradead.org>
Date:   Thu, 30 Dec 2021 08:50:32 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Yao Hongbo <yaohongbo@...ux.alibaba.com>, bhelgaas@...gle.com
Cc:     zhangliguang@...ux.alibaba.com,
        alikernel-developer@...ux.alibaba.com, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH] PCI: Add "pci=reassign_all_bus" boot parameter

Hi--

On 12/30/21 01:30, Yao Hongbo wrote:
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index 2fba824..c83a2e5 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -4084,6 +4084,7 @@
>  		nomio		[S390] Do not use MIO instructions.
>  		norid		[S390] ignore the RID field and force use of
>  				one PCI domain per PCI function
> +		reassign_all_bus	The OS fully configure the PCI bus.

		                                     configures
>  
>  	pcie_aspm=	[PCIE] Forcibly enable or disable PCIe Active State Power
>  			Management.

thanks.
-- 
~Randy