linux-kernel - Re: [PATCH 16/16] x86/amd_smn: Add support for debugfs access to SMN registers

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Message-ID: <20241105195924.GIZyp5HLel7Pi2oAo3@fat_crate.local>
Date: Tue, 5 Nov 2024 20:59:24 +0100
From: Borislav Petkov <bp@...en8.de>
To: Mario Limonciello <mario.limonciello@....com>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>,
	Yazen Ghannam <yazen.ghannam@....com>, linux-edac@...r.kernel.org,
	linux-kernel@...r.kernel.org, tony.luck@...el.com, x86@...nel.org,
	avadhut.naik@....com, john.allen@....com, Shyam-sundar.S-k@....com,
	richard.gong@....com, jdelvare@...e.com, linux@...ck-us.net,
	clemens@...isch.de, hdegoede@...hat.com,
	ilpo.jarvinen@...ux.intel.com, linux-pci@...r.kernel.org,
	linux-hwmon@...r.kernel.org, platform-driver-x86@...r.kernel.org,
	naveenkrishna.chatradhi@....com, carlos.bilbao.osdev@...il.com
Subject: Re: [PATCH 16/16] x86/amd_smn: Add support for debugfs access to SMN
 registers

On Tue, Nov 05, 2024 at 01:56:23PM -0600, Mario Limonciello wrote:
> OK got it.  Considering that I think after this series lands we need to
> re-open the conversation about PCI config space access to userspace;
> particularly on regions that have been marked as exclusions.

I could imagine a patch that goes and requests those regions exclusively if
luserspace has no business poking there. 

-- 
Regards/Gruss,
    Boris.

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